100-105 131 Questions Interconnecting Cisco Networking Devices Part 1

Hotspot question.

Hotspot question.
Click on the correct location or locations in the exhibit.
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100-105-interconnecting-cisco-networking-devices-part-1_img_220


Answer Clike
Which two of the output fields could help you determine if a broadcast storm has occurred?

Refer to the exhibit. Which two of the output fields could help you determine if a broadcast storm has occurred? (Choose two.)
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A. giants
B. no buffer
C. collisions
D. ignored
E. dribble condition


Answer Clike
What will the switch do when it receives the frame from host A?

Refer to the topology and MAC address table shown in the exhibit. Host A sends a data frame to host D. What will the switch do when it receives the frame from host A?
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A. The switch will add the source address and port to the MAC address table and forward the frame to host D.
B. The switch will discard the frame and send an error message back to host A.
C. The switch will flood the frame out of all ports except for port Fa0/3.
D. The switch will add the destination address of the frame to the MAC address table and forward the frame to host D.


Answer Clike
What command or set of commands should the network administrator issue to correct this problem?

Refer to the topology and partial configurations shown in the exhibit. The network administrator has finished configuring the NewYork and Sydney routers and issues the command ping Sydney from the NewYork router. The ping fails. What command or set of commands should the network administrator issue to correct this problem?
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A. Sydney(config)# interface s0/0
Sydney(config-if)# cdp enable
B. Sydney(config)# interface s0/0
Sydney(config-if)# no shut
C. Sydney(config)# line vty 0 4
Sydney(config)# login
Sydney(config)# password Sydney
D. Sydney(config)# ip host Sydney 10.1.1.9
E. Sydney(config)# interface s0/0
Sydney(config-if)# ip address 10.1.1.5 255.255.255.252
NewYork(config)# ip host Sydney 10.1.1.5


Answer Clike
What does this indicate?

The system LED is amber on a Cisco Catalyst 2950 series switch. What does this indicate?
A. The system is malfunctioning.
B. The system is not powered up.
C. The system is powered up and operational.
D. The system is forwarding traffic.
E. The system is sensing excessive collisions.


Answer Clike
Why has the technician received the error message that is shown following the last command?

Refer to the output of the three router commands shown in the exhibit. A new technician has been told to add a new LAN to the company router. Why has the technician received the error message that is shown following the last command?
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A. The interface was already configured.
B. The interface type does not exist on this router platform.
C. The IOS software loaded on the router is outdated.
D. The router does not support LAN interfaces that use Ethernet.
E. The command was entered from the wrong prompt.


Answer Clike
What will be displayed when the show interface serial 0/0 command is issued by the administrator?

After the shutdown command has been issued on the serial 0/0 interface, what will be displayed when the show interface serial 0/0 command is issued by the administrator?
A. Serial0/0 is administratively down, line protocol is down
B. Serial0/0 is down, line protocol is down
C. Serial0/0 is up, line protocol is down
D. Serial0/0 is administratively down, line protocol is administratively down
E. Serial0/0 is up, line protocol is up
F. Serial0/0 is down, line protocol is up


Answer Clike
Which commands display information about the Cisco IOS software version currently running on a router?

Which commands display information about the Cisco IOS software version currently running on a router? (Choose three.)
A. show running-config
B. show stacks
C. show version
D. show flash
E. show protocols
F. show IOS


Answer Clike
Which of the following is a characteristic of full-duplex communication?

Which of the following is a characteristic of full-duplex communication?
A. It is a CSMA/CD network.
B. It is a CSMA/CA network.
C. It is point-to-point only.
D. Hub communication is done via full duplex.


Answer Clike
Which of the following tasks?

The OSPF Hello protocol performs which of the following tasks? (Choose two.)
A. It provides dynamic neighbor discovery.
B. It detects unreachable neighbors in 90 second intervals.
C. It maintains neighbor relationships.
D. It negotiates correctness parameters between neighboring interfaces.
E. It uses timers to elect the router with the fastest links as the designated router.
F. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.


Answer Clike
What value does a router use for the OSPF router ID in the absence of a loopback interface?

If all OSPF routers in a single area are configured with the same priority value, what value does a router use for the OSPF router ID in the absence of a loopback interface?
A. the IP address of the first Fast Ethernet interface
B. the IP address of the console management interface
C. the highest IP address among its active interfaces
D. the lowest IP address among its active interfaces
E. the priority value until a loopback interface is configured


Answer Clike
Which option contains both the potential networking problem and the protocol or setting that should be used to prevent the problem?

Refer to Exhibit. Based on the network shown in the graphic which option contains both the potential networking problem and the protocol or setting that should be used to prevent the problem?
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A. routing loops, hold down timers
B. switching loops, split horizon
C. routing loops, split horizon
D. switching loops, VTP
E. routing loops, STP
F. switching loops, STP


Answer Clike
Which route will not be entered into the routing table of a neighboring router?

After the show ip route command has been entered, the following routes are displayed. Which route will not be entered into the routing table of a neighboring router?
A. R 192.168.8.0/24 [120/1] via 192.168.2.2, 00:00:10, Serial0
B. R 192.168.11.0/24 [120/7] via 192.168.9.1, 00:00:03, Serial1
C. C 192.168.1.0/24 is directly connected, Ethernet0
D. R 192.168.5.0/24 [120/15] via 192.168.2.2, 00:00:10, Serial0


Answer Clike
Hotspot Question

Hotspot Question
Refer to the topology. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links.
You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch offices.
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A. There is an area ID mismatch.
B. There is a PPP authentication issue; the username is not configured on R3 and R6.
C. There is an OSPF hello and dead interval mismatch.
D. The R3 router ID is configured on R6.


Answer Clike
Which option would fix the issue?

Hotspot Question
Refer to the topology. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links.
You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch offices.
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R1 does not form an OSPF neighbor adjacency with R2. Which option would fix the issue?
A. R1 ethernetO/1 is shutdown. Configure no shutdown command.
B. R1 ethernetO/1 configured with a non-default OSPF hello interval of 25: configure no ip ospf hello-interval 25
C. R2 ethernetO/1 and R3 ethernetO/O are configured with a non-default OSPF hello interval of 25; configure no ip ospf hello-interval 25
D. Enable OSPF for R1 ethernetO/1; configure ip ospf 1 area 0 command under ethernetO/1


Answer Clike
What is causing the problem?

Hotspot Question
Refer to the topology. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links.
You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch offices.
100-105-interconnecting-cisco-networking-devices-part-1_img_179
An OSPF neighbor adjacency is not formed between R3 in the main office and R5 in the Branch2 office. What is causing the problem?
A. There is an area ID mismatch.
B. There is a PPP authentication issue; a password mismatch.
C. There is an OSPF hello and dead interval mismatch.
D. There is a missing network command in the OSPF process on R5.


Answer Clike
Which statement describes the process ID that is used to run OSPF on a router?

Which statement describes the process ID that is used to run OSPF on a router?
A. It is globally significant and is used to represent the AS number.
B. It is locally significant and is used to identify an instance of the OSPF database.
C. It is globally significant and is used to identify OSPF stub areas.
D. It is locally significant and must be the same throughout an area.


Answer Clike
What OSPF command, when configured, will include all interfaces into area 0?

What OSPF command, when configured, will include all interfaces into area 0?
A. network 0.0.0.0 255.255.255.255 area 0
B. network 0.0.0.0 0.0.0.0 area 0
C. network 255.255.255.255 0.0.0.0 area 0
D. network all-interfaces area 0


Answer Clike
What value will OSPF use as its router ID?

Refer to the exhibit. If the router Cisco returns the given output and has not had its router ID set manually, what value will OSPF use as its router ID?
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A. 192.168.1.1
B. 172.16.1.1
C. 1.1.1.1
D. 2.2.2.2


Answer Clike
What command sequence will configure a router to run OSPF and add network 10.1.1.0 /24 to area 0?

What command sequence will configure a router to run OSPF and add network 10.1.1.0 /24 to area 0?
A. router ospf area 0
network 10.1.1.0 255.255.255.0 area 0
B. router ospf
network 10.1.1.0 0.0.0.255
C. router ospf 1
network 10.1.1.0 0.0.0.255 area 0
D. router ospf area 0
network 10.1.1.0 0.0.0.255 area 0
E. router ospf
network 10.1.1.0 255.255.255.0 area 0
F. router ospf 1
network 10.1.1.0 0.0.0.255


Answer Clike
What are two benefits of using a single OSPF area network design?

What are two benefits of using a single OSPF area network design? (Choose two.)
A. It is less CPU intensive for routers in the single area.
B. It reduces the types of LSAs that are generated.
C. It removes the need for virtual links.
D. It increases LSA response times.
E. It reduces the number of required OSPF neighbor adjacencies.


Answer Clike
What is the problem on the Brevard router that is causing the lack of connectivity?

Two routers named Atlanta and Brevard are connected by their serial interfaces as shown in the exhibit, but there is no data connectivity between them. The Atlanta router is known to have a correct configuration.
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Given the partial configurations shown in the exhibit, what is the problem on the Brevard router that is causing the lack of connectivity?
A. A loopback is not set.
B. The IP address is incorrect.
C. The subnet mask is incorrect.
D. The serial line encapsulations are incompatible.
E. The maximum transmission unit (MTU) size is too large.
F. The bandwidth setting is incompatible with the connected interface.


Answer Clike
What must be done to fix this error?

Refer to the exhibit. After configuring two interfaces on the HQ router, the network administrator notices an error message. What must be done to fix this error?
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A. The serial interface must be configured first.
B. The serial interface must use the address 192.168.1.2
C. The subnet mask of the serial interface should be changed to 255.255.255.0
D. The subnet mask of the FastEthernet interface should be changed to 255.255.255.240
E. The address of the FastEthernet interface should be changed to 192.168.1.66


Answer Clike
Why was this message received?

Refer to the exhibit. Why was this message received?
100-105-interconnecting-cisco-networking-devices-part-1_img_173
A. No VTY password has been set.
B. No enable password has been set.
C. No console password has been set.
D. No enable secret password has been set.
E. The login command has not been set on CON 0
F. The login command has not been set on the VTY ports.


Answer Clike
How can this problem be corrected?

Refer to the exhibit. Serial 0/0 does not respond to a ping request from a host on the FastEthernet 0/0 LAN. How can this problem be corrected?
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A. Enable the Serial 0/0 interface.
B. Correct the IP address for Serial 0/0.
C. Correct the IP address for FastEthernet 0/0
D. Change the encapsulation type on Serial 0/0
E. Enable autoconfiguration on the Serial 0/0 interface


Answer Clike
Why did the device return this message?

Refer to the exhibit. Why did the device return this message?
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A. The command requires additional options or parameters
B. There is no show command that starts with ru.
C. The command is being executed from the wrong router mode.
D. There is more than one show command that starts with the letters ru.


Answer Clike
which of the following attacks can Message Authentication Code (MAC) shield your network?

From which of the following attacks can Message Authentication Code (MAC) shield your network?
A. DoS
B. DDoS
C. spoofing
D. SYN floods


Answer Clike
Which of the following statements are TRUE regarding Cisco access lists?

Which of the following statements are TRUE regarding Cisco access lists? (Choose two.)
A. In an inbound access list, packets are filtered as they enter an interface.
B. In an inbound access list, packets are filtered before they exit an interface.
C. Extended access lists are used to filter protocol-specific packets.
D. You must specify a deny statement at the end of each access list to filter unwanted traffic.
E. When a line is added to an existing access list, it is inserted at the beginning of the access list.


Answer Clike
Which three statements are correct about RIP version 2?

Which three statements are correct about RIP version 2? (Choose three)
A. It uses broadcast for its routing updates.
B. It supports authentication.
C. It is a classless routing protocol.
D. It has a lower default administrative distance then RIP version 1.
E. It has the same maximum hop count as RIP version 1.
F. It does not send the subnet mask any updates.


Answer Clike
What are some of the advantages of using default routes?

Some routers have been configured with default routes.
What are some of the advantages of using default routes? (Choose two)
A. They establish routes that will never go down.
B. They keep routing tables small.
C. They require a great deal of CPU power.
D. They allow connectivity to remote networks that are not in the routing table
E. They direct traffic from the internet into corporate networks.


Answer Clike
Which of the following IP addresses are valid Class B host addresses if a default Class B mask is in use?

Which of the following IP addresses are valid Class B host addresses if a default Class B mask is in use? (Choose two.)
A. 10.6.8.35
B. 133.6.5.4
C. 192.168.5.9
D. 127.0.0.1
E. 190.6.5.4


Answer Clike
Which statements are TRUE regarding Internet Protocol version 6 (IPv6) addresses?

Which statements are TRUE regarding Internet Protocol version 6 (IPv6) addresses? (Choose three.)
A. An IPv6 address is divided into eight 16-bit groups.
B. A double colon (::) can only be used once in a single IPv6 address.
C. IPv6 addresses are 196 bits in length.
D. Leading zeros cannot be omitted in an IPv6 address.
E. Groups with a value of 0 can be represented with a single 0 in IPv6 address.


Answer Clike
Which statement is true?

Which statement is true?
A. An IPv6 address is 64 bits long and is represented as hexadecimal characters.
B. An IPv6 address is 32 bits long and is represented as decimal digits.
C. An IPv6 address is 128 bits long and is represented as decimal digits.
D. An IPv6 address is 128 bits long and is represented as hexadecimal characters.


Answer Clike
Which IP address is a private address?

Which IP address is a private address?
A. 12.0.0.1
B. 168.172.19.39
C. 172.20.14.36
D. 172.33.194.30
E. 192.169.42.34


Answer Clike
How many collision domains are shown?

Refer to the exhibit. How many collision domains are shown?
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A. one
B. two
C. three
D. four
E. six
F. twelve


Answer Clike
What is the purpose of flow control?

What is the purpose of flow control?
A. To ensure data is retransmitted if an acknowledgement is not received.
B. To reassemble segments in the correct order at the destination device.
C. To provide a means for the receiver to govern the amount of data sent by the sender.
D. To regulate the size of each segment.


Answer Clike
What can be done to provide connectivity between the hosts?

A network administrator is connecting PC hosts A and B directly through their Ethernet interfaces as shown in the graphic. Ping attempts between the hosts are unsuccessful. What can be done to provide connectivity between the hosts? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_154
A. A crossover cable should be used in place of the straight-through cable.
B. A rollover cable should be used in place of the straight-through cable.
C. The subnet masks should be set to 255.255.255.192
D. A default gateway needs to be set on each host.
E. The hosts must be reconfigured to use private IP addresses for direct connections of this type.
F. The subnet masks should be set to 255.255.255.0


Answer Clike
Lab Simulation – OSPF

Lab Simulation – OSPF
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Answer Clike
Lab Simulation -CLI Configuration

Lab Simulation -CLI Configuration
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100-105-interconnecting-cisco-networking-devices-part-1_img_146
Attention:
In practical examinations, please note the following, the actual information will prevail.
1. Name of the router is xxx
2. Enable. secret password is xxx
3. Password In access user EXEC mode using the console is xxx
4. The password to allow telnet access to the router is xxx
5. IP information


Answer Clike
Which characteristics are representative of a link-state routing protocol?

Which characteristics are representative of a link-state routing protocol? (Choose three.)
A. provides common view of entire topology
B. exchanges routing tables with neighbors
C. calculates shortest path
D. utilizes event-triggered updates
E. utilizes frequent periodic updates


Answer Clike
Which two statements are true about the loopback address that is configured on RouterB?

Refer to the exhibit. Which two statements are true about the loopback address that is configured on RouterB? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_142
A. It ensures that data will be forwarded by RouterB.
B. It provides stability for the OSPF process on RouterB.
C. It specifies that the router ID for RouterB should be 10.0.0.1.
D. It decreases the metric for routes that are advertised from RouterB.
E. It indicates that RouterB should be elected the DR for the LAN.


Answer Clike
How will the default route configured on R1 affect the operation of R2?

Refer to the exhibit. Assume that all router interfaces are operational and correctly configured. In addition, assume that OSPF has been correctly configured on router R2. How will the default route configured on R1 affect the operation of R2?
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A. Any packet destined for a network that is not directly connected to router R2 will be dropped immediately.
B. Any packet destined for a network that is not referenced in the routing table of router R2 will be directed to R1.
R1 will then send that packet back to R2 and a routing loop will occur.
C. Any packet destined for a network that is not directly connected to router R1 will be dropped.
D. The networks directly connected to router R2 will not be able to communicate with the 172.16.100.0, 172.16.100.128, and 172.16.100.64 subnetworks.
E. Any packet destined for a network that is not directly connected to router R2 will be dropped immediately because of the lack of a gateway on R1.


Answer Clike
What is the default administrative distance of OSPF?

What is the default administrative distance of OSPF?
A. 90
B. 100
C. 110
D. 120


Answer Clike
what would cause router A not to form an adjacency with router B?

Refer to the exhibit. When running OSPF, what would cause router A not to form an adjacency with router B?
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OSPF implements a two-tier hierarchical routing model that uses a core or backbone tier known as area zero (0). Attached to that backbone via area border routers (ABRs) are a number of secondary tier areas. The hierarchical approach is used to achieve the following:
A. The loopback addresses are on different subnets.
B. The values of the dead timers on the routers are different.
C. Route summarization is enabled on both routers.
D. The process identifier on router A is different than the process identifier on router B.


Answer Clike
Why do large OSPF networks use a hierarchical design?

Why do large OSPF networks use a hierarchical design? (Choose three.)
A. to decrease latency by increasing bandwidth
B. to reduce routing overhead
C. to speed up convergence
D. to confine network instability to single areas of the network
E. to reduce the complexity of router configuration
F. to lower costs by replacing routers with distribution layer switches


Answer Clike
Which parameter or parameters are used to calculate OSPF cost in Cisco routers?

Which parameter or parameters are used to calculate OSPF cost in Cisco routers?
A. Bandwidth
B. Bandwidth and Delay
C. Bandwidth, Delay, and MTU
D. Bandwidth, MTU, Reliability, Delay, and Load


Answer Clike
What router ID will OSPF use for this router?

Given the output for this command, if the router ID has not been manually set, what router ID will
OSPF use for this router?
100-105-interconnecting-cisco-networking-devices-part-1_img_130
A. 10.1.1.2
B. 10.154.154.1
C. 172.16.5.1
D. 192.168.5.3


Answer Clike
What are possible reasons for this problem?

Refer to the graphic. R1 is unable to establish an OSPF neighbor relationship with R3. What are possible reasons for this problem? (Choose two)
100-105-interconnecting-cisco-networking-devices-part-1_img_128
A. All of the routers need to be configured for backbone Area 1
B. R1 and R2 are the DR and BDR, so OSPF will not establish neighbor adjacency with R3
C. A static route has been configured from R1 to R3 and prevents the neighbor adjacency from being established.
D. The hello and dead interval timers are not set to the same values on R1 and R3
E. EIGRP is also configured on these routers with a lower administrative distance
F. R1 and R3 are configured in different areas


Answer Clike
Which statements describe the routing protocol OSPF?

Which statements describe the routing protocol OSPF? (Choose three)
A. It supports VLSM.
B. It is used to route between autonomous systems.
C. It confines network instability to one area of the network.
D. It increases routing overhead on the network.
E. It allows extensive control of routing updates.
F. It is simpler to configure than RIP v2.


Answer Clike
Which address are OSPF hello packets addressed to on point-to-point networks?

Which address are OSPF hello packets addressed to on point-to-point networks?
A. 224.0.0.5
B. 172.16.0.1
C. 192.168.0.5
D. 223.0.0.1
E. 254.255.255.255


Answer Clike
Which routers are likely to have been elected as DR?

The internetwork infrastructure of company XYZ consists of a single OSPF area as shown in the graphic. There is concern that a lack of router resources is impeding internetwork performance.
As part of examining the router resources, the OSPF DRs need to be known. All the router OSPF priorities are at the default and the router IDs are shown with each router.
Which routers are likely to have been elected as DR? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_126
A. Corp-1
B. Corp-2
C. Corp-3
D. Corp-4
E. Branch-1
F. Branch-2


Answer Clike
What information does a router running a link-state protocol use to build and maintain its topological database?

What information does a router running a link-state protocol use to build and maintain its topological database? (Choose two)
A. hello packets
B. SAP messages sent by other routers
C. LSAs from other routers
D. beacons received on point-to-point links
E. routing tables received from other link-state routers
F. TTL packets from designated routers


Answer Clike
Which address will the OSPF process select as the router ID?

R1 is configured with the default configuration of OSPF. From the following list of IP addresses configured on R1, which address will the OSPF process select as the router ID?
100-105-interconnecting-cisco-networking-devices-part-1_img_123
A. 192.168.0.1
B. 172.16.1.1
C. 172.16.2.1
D. 172.16.2.225


Answer Clike
Which of the following commands could be used in R2?

To allow or prevent load balancing to network 172.16.3.0/24, which of the following commands could be used in R2? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_122
A. R2(config-if)#clock rate
B. R2(config-if)#bandwidth
C. R2(config-if)#ip ospf cost
D. R2(config-if)#ip ospf priority
E. R2(config-router)#distance ospf


Answer Clike
Which statement is true?

Which statement is true?
C. An IPv6 address is 128 b long and is represented as decimal digits.
B. An IPv6 address is 32 b long and is represented as decimal digits.
A. An IPv6 address is 64 b long and is represented as hexadecimal characters.
D. An IPv6 address is 128 b long and is represented as hexadecimal characters.


Answer Clike
What can the host do to improve the reliability of this communication session?

A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?
A. decrease the window size
B. use a different source port for the session
C. decrease the sequence number
D. obtain a new IP address from the DHCP server
E. start a new session using UDP


Answer Clike
What are two recommended ways of protecting network device configuration files from outside network security threats?

What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)
A. Allow unrestricted access to the console or VTY ports.
B. Use a firewall to restrict access from the outside to the network devices.
C. Always use Telnet to access the device command line because its data is automatically encrypted.
D. Use SSH or another encrypted and authenticated transport to access device configurations.
E. Prevent the loss of passwords by disabling password encryption.


Answer Clike
Which statement about IPv6 is true?

Which statement about IPv6 is true?
A. Addresses are not hierarchical and are assigned at random.
B. Only one IPv6 address can exist on a given interface.
C. There are 2.7 billion addresses available.
D. Broadcasts have been eliminated and replaced with multicasts.


Answer Clike
What could be the problem?

Refer to the exhibit. A technician is troubleshooting a host connectivity problem. The host is unable to ping a server connected to Switch_A. Based on the results of the testing, what could be the problem?
100-105-interconnecting-cisco-networking-devices-part-1_img_115
A. A remote physical layer problem exists.
B. The host NIC is not functioning.
C. TCP/IP has not been correctly installed on the host.
D. A local physical layer problem exists.


Answer Clike
Which command, issued from router RTA, would be the most useful for troubleshooting this problem?

Refer to the exhibit. A person is trying to send a file from a host on Network A of the JAX Company to a server on Network Z of the XYZ Company. The file transfer fails. The host on Network A can communicate with other hosts on Network A. Which command, issued from router RTA, would be the most useful for troubleshooting this problem?
100-105-interconnecting-cisco-networking-devices-part-1_img_105
A. show flash:
B. show history
C. show version
D. show interfaces
E. show controllers serial


Answer Clike
Which two of these statements are true of IPv6 address representation?

Which two of these statements are true of IPv6 address representation? (Choose two.)
A. There are four types of IPv6 addresses: unicast, multicast, anycast, and broadcast.
B. A single interface may be assigned multiple IPv6 addresses of any type.
C. Every IPv6 interface contains at least one loopback address.
D. The first 64 bits represent the dynamically created interface ID.
E. Leading zeros in an IPv6 16 bit hexadecimal field are mandatory.


Answer Clike
What should be part of a comprehensive network security plan?

What should be part of a comprehensive network security plan?
A. Allow users to develop their own approach to network security.
B. Physically secure network equipment from potential access by unauthorized individuals.
C. Encourage users to use personal information in their passwords to minimize the likelihood of passwords being forgotten.
D. Delay deployment of software patches and updates until their effect on end-user equipment is well known and widely reported.
E. Minimize network overhead by deactivating automatic antivirus client updates.


Answer Clike
What is the subnet address for the IP address 172.19.20.23/28?

What is the subnet address for the IP address 172.19.20.23/28?
A. 172.19.20.0
B. 172.19.20.15
C. 172.19.20.16
D. 172.19.20.20
E. 172.19.20.32


Answer Clike
What is the default administrative distance of the OSPF routing protocol?

What is the default administrative distance of the OSPF routing protocol?
A. 90
B. 100
C. 110
D. 120
E. 130
F. 170


Answer Clike
Which of the following should be entered into the IP properties box for the sales server?

An administrator must assign static IP addresses to the servers in a network. For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP properties box for the sales server?
A. IP address: 192.168.20.14
Subnet Mask: 255.255.255.248
Default Gateway: 192.168.20.9
B. IP address: 192.168.20.254
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.20.1
C. IP address: 192.168.20.30
Subnet Mask: 255.255.255.248
Default Gateway: 192.168.20.25
E. IP address: 192.168.20.30
Subnet Mask: 255.255.255.240
Default Gateway: 192.168.20.25
D. IP address: 192.168.20.30
Subnet Mask: 255.255.255.240
Default Gateway: 192.168.20.17


Answer Clike
Lab Questions

Lab Questions
100-105-interconnecting-cisco-networking-devices-part-1_img_088
100-105-interconnecting-cisco-networking-devices-part-1_img_089


Answer Clike
Drag and Drop Question

Drag and Drop Question
100-105-interconnecting-cisco-networking-devices-part-1_img_080


Answer Clike
Drag and Drop Question

Drag and Drop Question
100-105-interconnecting-cisco-networking-devices-part-1_img_078


Answer Clike
Drag and Drop Question

Drag and Drop Question
100-105-interconnecting-cisco-networking-devices-part-1_img_076


Answer Clike
What will the router do with this packet?

Refer to the output of the corporate router routing table shown in the graphic.
The corporate router receives an IP packet with a source IP address of 192.168.214.20 and a destination address of 192.168.22.3. What will the router do with this packet?
100-105-interconnecting-cisco-networking-devices-part-1_img_094
A. It will encapsulate the packet as Frame Relay and forward it out interface Serial 0/0.117.
B. It will discard the packet and send an ICMP Destination Unreachable message out interface FastEthernet 0/0.
C. It will forward the packet out interface Serial 0/1 and send an ICMP Echo Reply message out interface serial 0/0.102.
D. It will change the IP packet to an ARP frame and forward it out FastEthernet 0/0.


Answer Clike
Drag and Drop Question

Drag and Drop Question
100-105-interconnecting-cisco-networking-devices-part-1_img_074


Answer Clike
Drag and Drop Question

Drag and Drop Question
100-105-interconnecting-cisco-networking-devices-part-1_img_072


Answer Clike
Which layer of the OSI model controls the reliability of communications between network devices using flow control, sequencing and acknowledgments?

Which layer of the OSI model controls the reliability of communications between network devices using flow control, sequencing and acknowledgments?
A. Physical
B. Data-link
C. Transport
D. Network


Answer Clike
Which transport layer protocol provides best-effort delivery service with no acknowledgment receipt required?

Which transport layer protocol provides best-effort delivery service with no acknowledgment receipt required?
A. HTTP
B. IP
C. TCP
D. Telnet
E. UDP


Answer Clike
Which network device and interface configuration meets the minimum requirements for this installation?

Refer to the exhibit. A network device needs to be installed in the place of the icon labeled Network Device to accommodate a leased line attachment to the Internet. Which network device and interface configuration meets the minimum requirements for this installation?
100-105-interconnecting-cisco-networking-devices-part-1_img_070
A. a router with two Ethernet interfaces
B. a switch with two Ethernet interfaces
C. a router with one Ethernet and one serial interface
D. a switch with one Ethernet and one serial interface
E. a router with one Ethernet and one modem interface


Answer Clike
What addresses will populate these packets as they are forwarded from Router1 to Router2?

Refer to the exhibit. Mary is sending an instant message to Robert. The message will be broken into a series of packets that will traverse all network devices. What addresses will populate these packets as they are forwarded from Router1 to Router2?
100-105-interconnecting-cisco-networking-devices-part-1_img_069


Answer Clike
Which network device functions only at Layer 1 of the OSI model?

Which network device functions only at Layer 1 of the OSI model?
100-105-interconnecting-cisco-networking-devices-part-1_img_064
100-105-interconnecting-cisco-networking-devices-part-1_img_065


Answer Clike
What will the Layer 2 destination address be at this point?

Refer to the exhibit. HostX is transferring a file to the FTP server. Point A represents the frame as it goes toward the Toronto router. What will the Layer 2 destination address be at this point?
100-105-interconnecting-cisco-networking-devices-part-1_img_062
A. abcd.1123.0045
B. 192.168.7.17
C. aabb.5555.2222
D. 192.168.1.1
E. abcd.2246.0035


Answer Clike
What will the source physical address be in the frame when it reaches host B?

Refer to the exhibit. If host A sends an IP packet to host B, what will the source physical address be in the frame when it reaches host B?
100-105-interconnecting-cisco-networking-devices-part-1_img_060
A. 10.168.10.99
B. 10.168.11.88
C. A1:A1:A1:A1:A1:A1
D. B2:B2:B2:B2:B2:B2
E. C3:C3:C3:C3:C3:C3
F. D4:D4:D4:D4:D4:D4


Answer Clike
What would be virtually eliminated?

Refer to the exhibit. If the hubs in the graphic were replaced by switches, what would be virtually eliminated?
100-105-interconnecting-cisco-networking-devices-part-1_img_059
A. broadcast domains
B. repeater domains
C. Ethernet collisions
D. signal amplification
E. Ethernet broadcasts


Answer Clike
Which protocol uses a connection-oriented service to deliver files between end systems?

Which protocol uses a connection-oriented service to deliver files between end systems?
A. TFTP
B. DNS
C. FTP
D. SNMP
E. RIP


Answer Clike
Which OSI layer header contains the address of a destination host that is on another network?

Which OSI layer header contains the address of a destination host that is on another network?
A. application
B. session
C. transport
D. network
E. data link
F. physical


Answer Clike
What is the subnet address?

Given an IP address of 192.168.1.42 255.255.255.248, what is the subnet address?
A. 192.168.1.8/29
B. 192.168.1.32/27
C. 192.168.1.40/29
D. 192.168.1.16/28
E. 192.168.1.48/29


Answer Clike
What are three problems with this design?

Refer to the exhibit. The junior network support staff provided the diagram as a recommended configuration for the first phase of a four-phase network expansion project. The entire network expansion will have over 1000 users on 14 network segments and has been allocated this IP address space.
192.168.1.1 through 192.168.5.255
192.168.100.1 through 192.168.100.255
What are three problems with this design? (Choose three.)
100-105-interconnecting-cisco-networking-devices-part-1_img_056
A. The AREA 1 IP address space is inadequate for the number of users.
B. The AREA 3 IP address space is inadequate for the number of users.
C. AREA 2 could use a mask of /25 to conserve IP address space.
D. The network address space that is provided requires a single network-wide mask.
E. The router-to-router connection is wasting address space.
F. The broadcast domain in AREA 1 is too large for IP to function.


Answer Clike
What could cause congestion on this LAN?

If a host experiences intermittent issues that relate to congestion within a network while remaining connected, what could cause congestion on this LAN?
A. half-duplex operation
B. broadcast storms
C. network segmentation
D. multicasting


Answer Clike
What is the cause of this problem?

Refer to the exhibit. A TFTP server has recently been installed in the Atlanta office. The network administrator is located in the NY office and has made a console connection to the NY router.
After establishing the connection they are unable to backup the configuration file and IOS of the NY router to the TFTP server. What is the cause of this problem?
100-105-interconnecting-cisco-networking-devices-part-1_img_054
A. The NY router has an incorrect subnet mask.
B. The TFTP server has an incorrect IP address.
C. The TFTP server has an incorrect subnet mask.
D. The network administrator computer has an incorrect IP address.


Answer Clike
What could be the problem?

Refer to the exhibit. An administrator cannot connect from R1 to R2. To troubleshoot this problem, the administrator has entered the command shown in the exhibit. Based on the output shown, what could be the problem?
100-105-interconnecting-cisco-networking-devices-part-1_img_052
A. The serial interface is configured for half duplex.
B. The serial interface does not have a cable attached.
C. The serial interface has the wrong type of cable attached.
D. The serial interface is configured for the wrong frame size.
E. The serial interface has a full buffer.


Answer Clike
Which IP addresses are valid for hosts belonging to the 10.1.160.0/20 subnet?

Which IP addresses are valid for hosts belonging to the 10.1.160.0/20 subnet? (Choose three.)
A. 10.1.168.0
B. 10.1.176.1
C. 10.1.174.255
D. 10.1.160.255
E. 10.1.160.0
F. 10.1.175.255


Answer Clike
How can you ensure that only the MAC address of a server is allowed by switch port Fa0/1?

How can you ensure that only the MAC address of a server is allowed by switch port Fa0/1?
A. Configure port Fa0/1 to accept connections only from the static IP address of the server.
B. Configure the server MAC address as a static entry of port security.
C. Use a proprietary connector type on Fa0/1 that is incomputable with other host connectors.
D. Bind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.


Answer Clike
Why would a network administrator configure port security on a switch?

Why would a network administrator configure port security on a switch?
A. to prevent unauthorized Telnet access to a switch port
B. to prevent unauthorized hosts from accessing the LAN
C. to limit the number of Layer 2 broadcasts on a particular switch port
D. block unauthorized access to the switch management interfaces


Answer Clike
Which three configuration steps should be performed on the switch to prevent this?

A company has placed a networked PC in a lobby so guests can have access to the corporate directory. A security concern is that someone will disconnect the directory PC and re-connect their laptop computer and have access to the corporate network. For the port servicing the lobby, which three configuration steps should be performed on the switch to prevent this? (Choose three.)
A. Enable port security.
B. Create the port as a trunk port.
C. Create the port as an access port.
D. Create the port as a protected port.
E. Set the port security aging time to 0.
F. Statically assign the MAC address to the address table.
G. Configure the switch to discover new MAC addresses after a set time of inactivity.


Answer Clike
What must be done to accomplish this?

An administrator has connected devices to a switch and, for security reasons, wants the dynamically learned MAC addresses from the address table added to the running configuration.
What must be done to accomplish this?
A. Enable port security and use the keyword sticky.
B. Set the switchport mode to trunk and save the running configuration.
C. Use the switchport protected command to have the MAC addresses added to the configuration.
D. Use the no switchport port-security command to allow MAC addresses to be added to the configuration.


Answer Clike
What is the effect of using the service password-encryption command?

What is the effect of using the service password-encryption command?
A. Only the enable password will be encrypted.
B. Only the enable secret password will be encrypted.
C. Only passwords configured after the command has been entered will be encrypted.
D. It will encrypt the secret password and remove the enable secret password from the configuration.
E. It will encrypt all current and future passwords.


Answer Clike
What password or password sequence is required for the administrator to access privileged mode on Router1?

Refer to the exhibit. The network administrator made the entries that are shown and then saved the configuration. From a console connection, what password or password sequence is required for the administrator to access privileged mode on Router1?
100-105-interconnecting-cisco-networking-devices-part-1_img_046
A. cisco
B. sanfran
C. sanjose
D. either cisco or sanfran
E. either cisco or sanjose
F. sanjose and sanfran


Answer Clike
The ip helper-address command does what?

The ip helper-address command does what?
A. assigns an IP address to a host
B. resolves an IP address from a DNS server
C. relays a DHCP request across networks
D. resolves an IP address overlapping issue


Answer Clike
When configuring NAT, the Internet interface is considered to be what?

When configuring NAT, the Internet interface is considered to be what?
A. local
B. inside
C. global
D. outside


Answer Clike
What does the keyword overload signify?

In the configuration of NAT, what does the keyword overload signify?
C. Multiple internal hosts will use one IP address to access external network resources.
B. The pool of IP addresses has been exhausted.
A. When bandwidth is insufficient, some hosts will not be allowed to access network translation.
D. If the number of available IP addresses is exceeded, excess traffic will use the specified address pool.


Answer Clike
Which IOS command is used to initiate a login into a VTY port on a remote router?

Which IOS command is used to initiate a login into a VTY port on a remote router?
A. router# login
B. router# telnet
C. router# trace
D. router# ping
E. router(config)# line vty 0 5
F. router(config-line)# login


Answer Clike
Which two statements are correct?

Refer to the exhibit. Which two statements are correct? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_038
A. This is a default route.
B. Adding the subnet mask is optional for the ip route command.
C. This will allow any host on the 172.16.1.0 network to reach all known destinations beyond RouterA.
D. This command is incorrect, it needs to specify the interface, such as s0/0/0 rather than an IP address.
E. The same command needs to be entered on RouterA so that hosts on the 172.16.1.0 network can reach network 10.0.0.0.


Answer Clike
Which statement is true about this command?

The command ip route 192.168.100.160 255.255.255.224 192.168.10.2 was issued on a router.
No routing protocols or other static routes are configured on the router. Which statement is true about this command?
A. The interface with IP address 192.168.10.2 is on this router.
B. The command sets a gateway of last resort for the router.
C. Packets that are destined for host 192.168.100.160 will be sent to 192.168.10.2.
D. The command creates a static route for all IP traffic with the source address 192.168.100.160.


Answer Clike
Which two of these functions do routers perform on packets?

Which two of these functions do routers perform on packets? (Choose two.)
A. examine the Layer 2 headers of inbound packets and use that information to determine the next hops for the packets
B. update the Layer 2 headers of outbound packets with the MAC addresses of the next hops
C. examine the Layer 3 headers of inbound packets and use that information to determine the next hops for the packets
D. examine the Layer 3 headers of inbound packets and use that information to determine the complete paths along which the packets will be routed to their ultimate destinations
E. update the Layer 3 headers of outbound packets so that the packets are properly directed to valid next hops
F. update the Layer 3 headers of outbound packets so that the packets are properly directed to their ultimate destinations


Answer Clike
What must the administrator do to enable CDP to exchange information between R1 and R2?

Refer to the exhibit. The two routers have had their startup configurations cleared and have been restarted. At a minimum, what must the administrator do to enable CDP to exchange information between R1 and R2?
100-105-interconnecting-cisco-networking-devices-part-1_img_035
A. Configure the router with the cdp enable command.
B. Enter no shutdown commands on the R1 and R2 fa0/1 interfaces.
C. Configure IP addressing and no shutdown commands on both the R1 and R2 fa0/1 interfaces.
D. Configure IP addressing and no shutdown commands on either of the R1 or R2 fa0/1 interfaces.


Answer Clike
Which devices will appear in the output of a show cdp neighbors command issued from R2?

Refer to the exhibit. If CDP is enabled on all devices and interfaces, which devices will appear in the output of a show cdp neighbors command issued from R2?
100-105-interconnecting-cisco-networking-devices-part-1_img_033
A. R2 and R3
B. R1 and R3
C. R3 and S2
D. R1, S1, S2, and R3
E. R1, S1, S2, R3, and S3


Answer Clike
Which router command will configure an interface with the IP address 10.10.80.1/19?

Which router command will configure an interface with the IP address 10.10.80.1/19?
A. router(config-if)# ip address 10.10.80.1/19
B. router(config-if)# ip address 10.10.80.1 255.255.0.0
C. router(config-if)# ip address 10.10.80.1 255.255.255.0
D. router(config-if)# ip address 10.10.80.1 255.255.224.0
E. router(config-if)# ip address 10.10.80.1 255.255.240.0
F. router(config-if)# ip address 10.10.80.1 255.255.255.240


Answer Clike
Which commands will verify the operational status of router interfaces?

On a live network, which commands will verify the operational status of router interfaces? (Choose two.)
A. Router# show interfaces
B. Router# show ip protocols
C. Router# debug interface
D. Router# show ip interface brief
E. Router# show start


Answer Clike
Which statements accurately describe CDP?

Which statements accurately describe CDP? (Choose three.)
A. CDP is an IEEE standard protocol.
B. CDP is a Cisco proprietary protocol.
C. CDP is a datalink layer protocol.
D. CDP is a network layer protocol.
E. CDP can discover directly connected neighboring Cisco devices.
F. CDP can discover Cisco devices that are not directly connected.


Answer Clike
What command will allow the administrator to check the changes that have been made prior to saving the new configuration?

An administrator is in the process of changing the configuration of a router. What command will allow the administrator to check the changes that have been made prior to saving the new configuration?
A. Router# show startup-config
B. Router# show current-config
C. Router# show running-config
D. Router# show memory
E. Router# show flash
F. Router# show processes


Answer Clike
What is the subnet address of 172.16.159.159/22?

What is the subnet address of 172.16.159.159/22?
A. 172.16.0.0
B. 172.16.128.0
C. 172.16.156.0
D. 172.16.159.0
E. 172.16.159.128
F. 172.16.192.0


Answer Clike
Which router command can be used to determine the status of Serial 0/0?

Which router command can be used to determine the status of Serial 0/0?
A. show ip route
B. show interfaces
C. show s0/0 status
D. debug s0/0
E. show run
F. show version


Answer Clike
Which three statements are true about the operation of a full-duplex Ethernet network?

Which three statements are true about the operation of a full-duplex Ethernet network? (Choose three.)
A. There are no collisions in full-duplex mode.
B. A dedicated switch port is required for each full-duplex node.
C. Ethernet hub ports are preconfigured for full-duplex mode.
D. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.
E. The host network card and the switch port must be capable of operating in full-duplex mode.


Answer Clike
What is the purpose of assigning an IP address to a switch?

What is the purpose of assigning an IP address to a switch?
A. provides local hosts with a default gateway address
B. allows remote management of the switch
C. allows the switch to respond to ARP requests between two hosts
D. ensures that hosts on the same LAN can communicate with each other


Answer Clike
What will the switch do with the frame?

Refer to the topology and switching table shown in the graphic. Host B sends a frame to Host C.
What will the switch do with the frame?
100-105-interconnecting-cisco-networking-devices-part-1_img_021
A. drop the frame
B. send the frame out all ports except port 0/2
C. return the frame to Host B
D. send an ARP request for Host C
E. send an ICMP Host Unreachable message to Host B
F. record the destination MAC address in the switching table and send the frame directly to Host C


Answer Clike
Which two characteristics describe the access layer of the hierarchical network design model?

Which two characteristics describe the access layer of the hierarchical network design model?
(Choose two.)
A. layer 3 support
B. port security
C. redundant components
D. VLANs
E. PoE


Answer Clike
Which two commands will display the current IP address and basic Layer 1 and 2 status of an interface?

Which two commands will display the current IP address and basic Layer 1 and 2 status of an interface? (Choose two.)
A. router#show version
B. router#show ip interface
C. router#show protocols
D. router#show controllers
E. router#show running-config


Answer Clike
Which two characteristics apply to Layer 2 switches?

Which two characteristics apply to Layer 2 switches? (Choose two.)
A. increases the number of collision domains
B. decreases the number of collision domains
C. implements VLAN
D. decreases the number of broadcast domains
E. uses the IP address to make decisions for forwarding data packets


Answer Clike
At which layer of the OSI model does the protocol that provides the information that is displayed by the show cdp neighbors command operate?

At which layer of the OSI model does the protocol that provides the information that is displayed by the show cdp neighbors command operate?
A. application
B. transport
C. network
D. physical
E. data link


Answer Clike
What must be configured to establish a successful connection from Host A to switch SW-A through router RT-A?

Refer to the exhibit. What must be configured to establish a successful connection from Host A to switch SW-A through router RT-A?
100-105-interconnecting-cisco-networking-devices-part-1_img_018
A. VLAN 1 on RT-A
B. IP routing on SW-A
C. default gateway on SW-A
D. crossover cable connecting SW-A and RT-A


Answer Clike
which protocol determines if an attached VoIP phone is from Cisco or from another vendor?

On a Cisco switch, which protocol determines if an attached VoIP phone is from Cisco or from another vendor?
A. RTP
B. TCP
C. CDP
D. UDP


Answer Clike
What two operations will the switch perform when it receives this frame?

Refer to the exhibit. The MAC address table is shown in its entirety. The Ethernet frame that is shown arrives at the switch. What two operations will the switch perform when it receives this frame? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_017
A. The switch will not forward a frame with this destination MAC address.
B. The MAC address of 0000.00aa.aaaa will be added to the MAC Address Table.
C. The MAC address of ffff.ffff.ffff will be added to the MAC address table.
D. The frame will be forwarded out all active switch ports except for port fa0/0.
E. The frame will be forwarded out fa0/0 and fa0/1 only.
F. The frame will be forwarded out all the ports on the switch.


Answer Clike
Which address type does a switch use to make selective forwarding decisions?

Which address type does a switch use to make selective forwarding decisions?
A. source IP address
B. destination IP address
C. source and destination IP address
D. source MAC address
E. destination MAC address


Answer Clike
How many collision and broadcast domains exist on the switch (collision, broadcast)?

A switch has 48 ports and 4 VLANs. How many collision and broadcast domains exist on the switch (collision, broadcast)?
A. 4, 48
B. 48, 4
C. 48, 1
D. 1, 48
E. 4, 1


Answer Clike
What two operations will the switch perform when it receives this frame?

Refer to the exhibit. The ports that are shown are the only active ports on the switch. The MAC address table is shown in its entirety. The Ethernet frame that is shown arrives at the switch.
What two operations will the switch perform when it receives this frame? (Choose two.)
100-105-interconnecting-cisco-networking-devices-part-1_img_015
A. The MAC address of 0000.00aa.aaaa will be added to the MAC address table.
B. The MAC address of 0000.00dd.dddd will be added to the MAC address table.
C. The frame will be forwarded out port fa0/3 only.
D. The frame will be forwarded out fa0/1, fa0/2, and fa0/3.
E. The frame will be forwarded out all the active ports.


Answer Clike
What does a host on an Ethernet network do when it is creating a frame and it does not have the destination address?

What does a host on an Ethernet network do when it is creating a frame and it does not have the destination address?
A. drops the frame
B. sends out a Layer 3 broadcast message
C. sends a message to the router requesting the address
D. sends out an ARP request with the destination IP address


Answer Clike
How many collision domains are present in this network?

Refer to the exhibit. All devices attached to the network are shown. How many collision domains are present in this network?
100-105-interconnecting-cisco-networking-devices-part-1_img_013
A. 2
B. 3
C. 6
D. 9
E. 15


Answer Clike
Which two options will help to solve the problem of a network that is suffering a broadcast storm?

Which two options will help to solve the problem of a network that is suffering a broadcast storm? (Choose two.)
A. a bridge
B. a router
C. a hub
D. a Layer 3 switch
E. an access point


Answer Clike
Which default gateway address should be assigned to HostA?

Refer to the exhibit. Which default gateway address should be assigned to HostA?
100-105-interconnecting-cisco-networking-devices-part-1_img_011
A. 192.168.1.1
B. 192.168.1.65
C. 192.168.1.66
D. 192.168.1.129
E. 10.1.1.1
F. 10.1.1.2


Answer Clike
Which router prompt will be displayed?

Refer to the exhibit. If the resume command is entered after the sequence that is shown in the exhibit, which router prompt will be displayed?
100-105-interconnecting-cisco-networking-devices-part-1_img_010
A. Router1>
B. Router1#
C. Router2>
D. Router2#


Answer Clike
What will the switch do when it receives the frame from host A?

Refer to the exhibit. The exhibit is showing the topology and the MAC address table. Host A sends a data frame to host D. What will the switch do when it receives the frame from host A?
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A. The switch will add the source address and port to the MAC address table and forward the frame to host D.
B. The switch will discard the frame and send an error message back to host A.
C. The switch will flood the frame out of all ports except for port Fa0/3.
D. The switch will add the destination address of the frame to the MAC address table and forward the frame to host D.


Answer Clike
How will SwitchA handle this frame?

Refer to the exhibit. SwitchA receives the frame with the addressing shown in the exhibit.
According to the command output also shown in the exhibit, how will SwitchA handle this frame?
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A. It will drop the frame.
B. It will forward the frame out port Fa0/6 only.
C. It will forward the frame out port Fa0/3 only.
D. It will flood the frame out all ports.
E. It will flood the frame out all ports except Fa0/3.


Answer Clike
Which two statements describe the operation of the CSMA/CD access method?

Which two statements describe the operation of the CSMA/CD access method? (Choose two.)
A. In a CSMA/CD collision domain, multiple stations can successfully transmit data simultaneously.
B. In a CSMA/CD collision domain, stations must wait until the media is not in use before transmitting.
C. The use of hubs to enlarge the size of collision domains is one way to improve the operation of the CSMA/CD access method.
D. After a collision, the station that detected the collision has first priority to resend the lost data.
E. After a collision, all stations run a random backoff algorithm. When the backoff delay period has expired, all stations have equal priority to transmit data.
F. After a collision, all stations involved run an identical backoff algorithm and then synchronize with each other prior to transmitting data.


Answer Clike
What are two common TCP applications?

What are two common TCP applications? (Choose two.)
A. TFTP
B. SMTP
C. SNMP
D. FTP
E. DNS


Answer Clike