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Question 38Asked in UGC NET Computer Science, December 2015 (Paper II & III, Selected Questions)

In a classful addressing, the IP addresses with 0 (zero) as network number:

  1. ARefers to the current network
  2. BRefers to broadcast on the local network
  3. CRefers to broadcast on a distant network
  4. DRefers to loopback testing
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Correct answer: (A) Refers to the current network

Explanation

A host number of 0 denotes the network address of a network. Addresses with a network number of 0 refer to the current network, allowing a host to send to a neighbour without needing to know the network number of its local network (IP packets with destination network address 0 are not routed).

From UGC NET Computer Science PYQ, December 2015 (Paper II & III, Selected Questions)

This is question 38 of UGC NET Computer Science PYQ, December 2015 (Paper II & III, Selected Questions). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.