Question

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

I have been asked this question by my school teacher while I was bunking the class.

My query is from Virtual Circuit topic in portion Frame Relay of Computer Network

Answer 1

Correct answer is (d) Virtual circuit network is implemented in application layer

Explanation: Virtual circuit network is normally implemented in data link layer. It is a combination of circuit-switched network and datagram network which are implemented in the physical layer and network layer respectively.