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Exam A
QUESTION 1
For which type of connection should a straight-through cable be used?
A. switch to switch
B. switch to hub
C. switch to router
D. hub to hub
E. router to PC
Correct Answer: C
QUESTION 2
Which type of cable is used to connect the COM port of a host to the COM port of a router or switch?
A. crossover
B. straight-through
C. rolled
D. shielded twisted-pair
Correct Answer: C
QUESTION 3
What is the first 24 bits in a MAC address called?
A. NIC
B. BIA
C. OUI
D. VAI
Correct Answer: C
QUESTION 4
In an Ethernet network, under what two scenarios can devices transmit? (Choose two.)
A. when they receive a special token
B. when there is a carrier
C. when they detect no other devices are sending
D. when the medium is idle
E. when the server grants access
Correct Answer: CD
QUESTION 5
Which two benefits are provided by using a hierarchical addressing network addressing scheme? (Choose two.)
A. reduces routing table entries
B. auto-negotiation of media rates
C. efficient utilization of MAC addresses
D. dedicated communications between devices
E. ease of management and troubleshooting
Correct Answer: AE

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QUESTION 6
When a host transmits data across a network to another host, which process does the data go through?
A. standardization
B. conversion
C. encapsulation
D. synchronization
Correct Answer: C
QUESTION 7
Which two Ethernet fiber-optic modes support distances of greater than 550 meters?
A. 1000BASE-CX
B. 100BASE-FX
C. 1000BASE-LX
D. 1000BASE-SX
E. 1000BASE-ZX
Correct Answer: CE
QUESTION 8
Refer to the exhibit:

What type of connection would be supported by the cable diagram shown?
A. PC to router
B. PC to switch
C. server to router
D. router to router
Correct Answer: B QUESTION 9
Refer to the exhibit:

What type of connection would be supported by the cable diagram shown?
A. PC to router
B. PC to switch
C. server to switch
D. switch to router

Correct Answer: A QUESTION 10
Which two topologies are using the correct type of twisted-pair cables? (Choose two.)
Correct Answer: DE QUESTION 11
What are some of the advantages of using a router to segment the network? (Choose two.)
A. Filtering can occur based on Layer 3 information.
B. Broadcasts are eliminated.
C. Routers generally cost less than switches.
D. Broadcasts are not forwarded across the router.
E. Adding a router to the network decreases latency.

Correct Answer: AD

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