1.

A unidirectional path switching ring is a network with __________(a) one ring(b) two rings(c) three rings(d) four ringsThis question was posed to me in semester exam.Query is from SONET topic in division Wireless LAN’s, Electronic Mail and File Transfer of Computer Network

Answer»

The correct choice is (b) TWO rings

The best explanation: ONE ring is USED as the WORKING ring and other as the protection ring in which each node is connected to its respective adjacent NODES by two fibers, one to transmit, and one to receive.



Discussion

No Comment Found

Related InterviewSolutions