Top 1000+ Solved Computer Networks MCQ Questions Answer
Q. The packet sent by a node to the source to inform it of congestion is called _______
a. explicit
b. discard
c. choke
d. backpressure
Q. Which of the following is not a characteristic of Virtual Circuit Network?
a. there are setup and teardown phases in addition to the data transfer phase
b. resources can be allocated during setup phase or on demand
c. all packets follow the same path established during the connection
d. virtual circuit network is implemented in application layer
Q. Which of the following is not a phase of virtual circuit network?
a. setup phase
b. data transfer phase
c. termination phase
d. teardown phase
Q. Steps required in setup process are ___________
a. setup request and acknowledgement
b. setup request and setup response
c. setup request and setup termination
d. setup and termination steps
Q. Delay of the resource allocated during setup phase during data transfer is ________
a. constant
b. increases for each packet
c. same for each packet
d. different for each packet
Q. Delay of the resource allocated on demand during data transfer is ________
a. constant
b. increases for each packet
c. same for each packet
d. different for each packet
Q. ATM and frame relay are ________
a. virtual circuit networks
b. datagram networks
c. virtual private networks
d. virtual public networks
Q. ATM uses _______________
a. asynchronous frequency division multiplexing
b. asynchronous time division multiplexing
c. asynchronous space division multiplexing
d. asynchronous amplitude division multiplexing
Q. ATM can be used for ________
a. local area network
b. wide area network
c. campus area network
d. networks covering any range
Q. Frame relay has error detection at the ______
a. physical layer
b. data link layer
c. network layer
d. transport layer
Q. Virtual circuit identifier in frame relay is called ______
a. data link connection identifier
b. frame relay identifier
c. cell relay identifier
d. circuit connection identifier
Q. Frame relay has _______
a. only physical layer
b. only data link layer
c. only network layer
d. both physical and data link layer