Question 1

Devices in a rack are connected together using ___________.

Accepted Answer

A)   patch cables
B)   string
C)   servers
D)   modules
E)   chassis switchesF) A) and B)
G) A) and C)

Question 2

Given network devices such as routers,switches and gateways,discuss three major technological trends that are helpful in explaining the differences between these devices.

Accepted Answer

1. Software-Defined Networking (SDN): Th...

Question 3

Switches,routers,and gateways are devices that can connect networks to the BN.

Accepted Answer

A) True 
 B)False

Question 4

A _____________ type of BN is a new type of LAN/BN architecture made possible by intelligent,high speed switches that assign computers to LAN segments via software,rather than by hardware.

Accepted Answer

A)   Bridged backbone
B)   Virtual LAN
C)   Hubbed backbone
D)   Collapsed backbone
E)   Routed backboneF) B) and D)
G) A) and B)

Question 5

Computers can be assigned to a VLAN based on the ________.

Accepted Answer

A)   IEEE 802.1q standard
B)   NIC interface
C)   physical port on the switch
D)   IEEE 802.3 standard
E)   physical location of the computerF) A) and B)
G) C) and D)

Question 6

Which of the following is a fundamental backbone network architecture?

Accepted Answer

A)   Bridged backbone
B)   Virtual LAN
C)   Hubbed backbone
D)   Gatewayed backbone
E)   Virtual backboneF) B) and D)
G) B) and C)

Question 7

Which of the following is not a way that a router differs from a switch?

Accepted Answer

A)   routers can connect two or more networks that use the same data link protocol
B)   routers only process messages that are specifically addressed to it
C)   routers operate at the network layer
D)   routers perform more processing on each message than switch
E)   routers can choose the "best" route between networks for forwarding a packetF) A) and C)
G) B) and E)

Question 8

What are the main benefits of Virtual LANs?

Accepted Answer

Virtual LANs (VLANs) offer several benef...

Question 9

A room that contains a rack of equipment for a rack-based collapsed backbone is also called the main distribution facility (MDF)or central distribution facility (CDF).

Accepted Answer

A) True 
 B)False

Question 10

The backbone architecture layer that is closest to the users is the

Accepted Answer

A)   Access layer
B)   Distribution layer
C)   Core layer
D)   Privacy layer
E)   Switched layerF) D) and E)
G) B) and D)

Question 11

A switched backbone uses a bus topology

Accepted Answer

A) True 
 B)False

Question 12

The _______ is the part of the backbone that connects the LANs together.

Accepted Answer

A)   Access layer
B)   Distribution layer
C)   Core layer
D)   Privacy layer
E)   Switched layerF) B) and C)
G) D) and E)

Question 13

It appears that the use of _____ is decreasing in backbones while the use of ____ is increasing.

Accepted Answer

A)   WLAN, ATM
B)   Ethernet, ATM
C)   IEEE 802.1q, ATM
D)   ATM, Ethernet
E)   10GbE, EthernetF) A) and D)
G) A) and B)

Question 14

One difference between a switch and a router is that a router will only process messages addressed to the router,while a switch processes all messages.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is not true about multi-switch VLANs?

Accepted Answer

A)   Several switches are used to build a VLAN
B)   The switches in the VLAN can send packets among themselves in a way that identifies the VLAN to which the packet belongs.
C)   In some multi-switch VLANs, the Ethernet packet is modified based on the emerging IEEE 802.1q standard.
D)   In some multi-switch VLANs, a new VLAN packet encapsulates the Ethernet packet.
E)   All of the above are true statements.F) C) and E)
G) B) and D)

Question 16

What is a backbone network? What is typical of this kind of network?

Accepted Answer

A backbone network, also known as a netw...

Question 17

A _____________ type of BN segments (each of which has a special set of subnet addresses that can be managed by different network managers) each part of the network connected to the backbone.

Accepted Answer

A)   bridged backbone
B)   virtual LAN
C)   hubbed backbone
D)   collapsed backbone
E)   routed backboneF) B) and E)
G) B) and C)

Question 18

As a network manager,would you choose ATM or Ethernet as the protocol of choice on the backbone?

Accepted Answer

As a network manager, the choice between...

Question 19

Which of the following would be least effective in improving backbone performance?

Accepted Answer

A)   improving the computers in the network
B)   changing the demand placed on the network
C)   adding new keyboards to the client computers
D)   upgrading the circuits between computers
E)   improving devices in the networkF) B) and D)
G) A) and B)

Question 20

Gateways are more simple than routers.

Accepted Answer

A) True 
 B)False

Exam 7: Backbone Networks

Switches,routers,and gateways are devices that can connect networks to the BN.

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A _____________ type of BN segments (each of which has a special set of subnet addresses that can be managed by different network managers) each part of the network connected to the backbone.

Correct AnswerverifiedShow Answer

Computers can be assigned to a VLAN based on the ________.

Correct AnswerverifiedShow Answer

Which of the following is not a way that a router differs from a switch?

Correct AnswerverifiedShow Answer

Gateways are more simple than routers.

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Devices in a rack are connected together using ___________.

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It appears that the use of _____ is decreasing in backbones while the use of ____ is increasing.

Correct AnswerverifiedShow Answer

As a network manager,would you choose ATM or Ethernet as the protocol of choice on the backbone?

Correct AnswerAnswered by ExamLex AIAs a network manager, the choice between...View AnswerShow Answer

Which of the following is not true about multi-switch VLANs?

Correct AnswerverifiedShow Answer

A room that contains a rack of equipment for a rack-based collapsed backbone is also called the main distribution facility (MDF)or central distribution facility (CDF).

Correct AnswerverifiedShow Answer

A _____________ type of BN is a new type of LAN/BN architecture made possible by intelligent,high speed switches that assign computers to LAN segments via software,rather than by hardware.

Correct AnswerverifiedShow Answer

Which of the following is a fundamental backbone network architecture?

Correct AnswerverifiedShow Answer

What is a backbone network? What is typical of this kind of network?

Correct AnswerAnswered by ExamLex AIA backbone network, also known as a netw...View AnswerShow Answer

The backbone architecture layer that is closest to the users is the

Correct AnswerverifiedShow Answer

One difference between a switch and a router is that a router will only process messages addressed to the router,while a switch processes all messages.

Correct AnswerverifiedShow Answer

What are the main benefits of Virtual LANs?

Correct AnswerAnswered by ExamLex AIVirtual LANs (VLANs) offer several benef...View AnswerShow Answer

The _______ is the part of the backbone that connects the LANs together.

Correct AnswerverifiedShow Answer

Given network devices such as routers,switches and gateways,discuss three major technological trends that are helpful in explaining the differences between these devices.

Correct AnswerAnswered by ExamLex AI1. Software-Defined Networking (SDN): Th...View AnswerShow Answer

Which of the following would be least effective in improving backbone performance?

Correct AnswerverifiedShow Answer

A switched backbone uses a bus topology

Correct AnswerverifiedShow Answer

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It appears that the use of _ is decreasing in backbones while the use of is increasing.

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As a network manager, the choice between...
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A backbone network, also known as a netw...
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Answered by ExamLex AI
Virtual LANs (VLANs) offer several benef...
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Answered by ExamLex AI
1. Software-Defined Networking (SDN): Th...
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