UGC-NET | UGC NET CS 2014 Dec – III | Question 25

For n devices in a network, ________ number of duplex-mode links are required for a mesh topology.
(A) n(n + 1)
(B) n (n – 1)
(C) n(n + 1)/2
(D) n(n – 1)/2


Answer: (D)

Explanation: For n devices in a network, n(n – 1)/2 number of duplex-mode links are required for a mesh topology.
For more information on mesh topology Refer:Network Topologies | Computer Networks
Option (D) is correct.

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