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Q.

The ATM data packet is a cell composed of ______ bytes

A

40

B

50

C

52

D

53

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MCQ

1.

in ________, a station monitors the medium after it sends a frame to see if the transmission was successful. If so, the station is finished. If, however, there is a collision, the frame is sent again

A

CSMA/CA

B

CSMA/CD

C

either (a) or (b)

D

both (a) and (b)

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2.

In IEEE 802.11, _______ is an optional access method that can be implemented in an infrastructure network (not in an ad hoc network)

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DCF

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PCF

C

either (a) or (b)

D

neither (a) nor (b)

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3.

. Each station on an Ethernet network has a unique _______ address imprinted on its network interface card (NIC).

A

5-byte

B

32-bit

C

48-bit

D

none of the above

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4.

The Simplest Protocol and the Stop-and-Wait Protocol are for ______ channels

A

noisy

B

noiseless

C

either (a) or (b)

D

neither (a) nor (b)

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5.

In ATM, _______is for short packets

A

AAL1

B

AAL2

C

AAL3/4

D

AAL5

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