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Q.

In Frame Relay, when. ______ is selected, it requires establishing and terminating phases

A

a PVC

B

an SVC

C

either (a) or (b)

D

neither (a) nor (b)

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MCQ

1.

In _________, the station configuration is unbalanced. We have one primary station and multiple secondary stations.

A

ABM

B

NRM

C

ARM

D

NBM

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MCQ

2.

Some new two-layer switches, called _______ switches, have been designed to forward the frame as soon as they check the MAC addresses in the header of the frame

A

cut-through

B

go-through

C

come-through

D

none of the above

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3.

A backbone is usually a ______.

A

bus

B

star

C

either (a) or (b)

D

neither (a) nor (b)

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4.

In SONET, for each byte, the bits are transmitted ____________

A

from least significant to the most significant

B

from most significant to the least significant

C

two at a time

D

three at a time

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MCQ

5.

HDLC is an acronym for _______

A

High-duplex line communication

B

High-level data link control

C

Half-duplex digital link combination

D

Host double-level circuit

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