Exam Questions And Correct Detailed Answers (Verified
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___________ is how the network works conceptually.
A. Physical topology
B. Logical topology
C. Network topology
D. Ethernet
E. Media access control - ANSWER-B. Logical topology
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.
A. Bridged
backbone
,B. Virtual
LAN
C. Hubbed
backbone
D. Collapsed
backbone
E. Routed backbone - ANSWER-B.
Virtual LAN
Switches and routers are devices that can connect networks to
the BN.
A.
True
B. False - ANSWER-A.
True
Layer-3 switches switch messages based on their data link
layer address.
A.
True
B. False - ANSWER-B.
False
,Switched backbone networks:
A. always use a ring topology
B. are the least common type of BN used in one building
C. use a star topology with one device, usually a switch
D. have a great deal of cable in their backbones
E. tend to have less cable, but more network devices -
ANSWER-C. use a star topology with one device, usually a
switch
Routers use network layer address to forward packets
between network
segments.
A.
True
B. False - ANSWER-A.
True
Which of the following would be least effective in
improving backbone
performance?
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 network - ANSWER-C. adding new
keyboards to the client computers
Devices in a rack are connected together using ___________.
A. patch cables
B. string
C. servers
D. modules
E. chassis switches - ANSWER-A. patch cables
Backbone networks typically use lower speed circuits to
interconnect a series of
LANs and provide connections to other
backbone networks.
A.
True
B. False - ANSWER-B.
False