Q41) The network layer concerns with:

A. bits

B. frames

C. packets

D. none of the mentioned

Answer : C

Q42) Which one of the following is not a function of network layer?

A. routing

B. inter-networking

C. congestion control

D. none of the mentioned 

Answer : D

Q43) The 4 byte IP address consists of:

A. network address

B. host address

C. both (a) and (b)

D. none of the mentioned 

Answer : C

Q44) In virtual circuit network each packet contains:

A. full source and destination address

B. a short VC number

C. both (a) and (b)

Answer : B

Q45) Which one of the following routing algorithm can be used for network layer design?

A. shortest path algorithm

B. distance vector routing

C. link state routing

D. all of the mentioned  

Answer : D

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