1. In which circuit switching, delivery of data is delayed because data must be stored and retrieved from RAM

space-division

time-division

virtual

packet

2. IBM's Token-Ring network uses

adaptive routing

source routing

alternative routing

spanned tree routing

3. Which of the following uses an 8B/6T encoding scheme?

100 Base-TX

100 Base-FX

100 Base-T4

100 Base-T1

4. Which of the given below houses the switches in Token Ring ?

NIC

MAU

Nine-pin connector

Transceiver

5. Ether LAN uses

polar encoding

diferential manchester encoding

manchester encoding

NRZ

6. The station-to-hub distance in which of the following is 2000 meters ?

100 Base-TX

100 Base-FX

100 Base - T4

100 Base - T1

7. Which of the following is not a transceiver function?

Transmission and receipt of data

Checking of line voltages

Addition and subtraction of headers

Collision detection

8. In Token Ring, when a frame reaches its destination station, then

message is copied

four bits in the packet are changed

message is taken of the ring and replaced by the token

both (a) and (b)

9. What can happen at a Token Ring station

Examination of the destination address

Regeneration of the frame

Passing of the frame to the next station

All of these

10. The monitor station in what standard ensures that one and only one token is circulating ?

802.3

802.5

Both (a) and (b)

All of these