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Q.

_________uses two optical fibers and a long-wave laser source

A

1000Base-SX

B

1000Base-LX

C

1000Base-T

D

none of the above

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MCQ

1.

. 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

Discussion

MCQ

2.

In a _____ backbone, the backbone is just one switch

A

bus

B

ring

C

star

D

none of the above

Discussion

MCQ

3.

In _____, each station transmits its data in its assigned time slot

A

FDMA

B

TDMA

C

CDMA

D

none of the above

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4.

The IEEE 802.3 Standard defines _________ CSMA/CD as the access method for first-generation 10-Mbps Ethernet.

A

1-persistent

B

p-persistent

C

non-persistent

D

none of the above

Discussion

MCQ

5.

In Frame Relay, when a _____ is selected, the corresponding table entry is recorded for all switches by the administrator

A

PVC

B

SVC

C

either (a) or (b)

D

neither (a) nor (b)

Discussion

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