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Q.

The _______ layer of Ethernet consists of the LLC sublayer and the MAC sublayer.

A

data link

B

physical

C

network

D

none of the above

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MCQ

1.

High-level Data Link Control (HDLC) is a _______ protocol for communication over point-to-point and multipoint links.

A

bit-oriented

B

byte-oriented

C

character-oriented

D

none of the above

Discussion

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2.

GSM allows a reuse factor of _______

A

1

B

3

C

5

D

7

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3.

. In IEEE 802.11, when a frame is going from one station in a BSS to another without passing through the distribution system, the address flag is _____

B

1

C

10

D

11

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4.

In the ________ method, a station needs to make a reservation before sending data. Time is divided into intervals.

A

reservation

B

polling

C

token passing

D

none of the above

Discussion

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5.

In ________APS, there is only one protection line for many working lines. When a failure occurs in one of the working lines, the protection line takes control until the failed line is repaired

A

one-plus-one

B

one-to-one

C

one-to-many

D

none of the above

Discussion

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