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Question 57Asked in UGC NET Computer Science, June 2014 (Paper II & III, Selected Questions)

Which layers of the OSI reference model are host-to-host layers ?

  1. ATransport, Session, Presentation, Application
  2. BNetwork, Transport, Session, Presentation
  3. CData-link, Network, Transport, Session
  4. DPhysical, Data-link, Network, Transport
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Correct answer: (A) Transport, Session, Presentation, Application

Explanation

The host-to-host layers main purpose is to shield the upper layer application from the complexity of network. So the answer is (a).

From UGC NET Computer Science PYQ, June 2014 (Paper II & III, Selected Questions)

This is question 57 of UGC NET Computer Science PYQ, June 2014 (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.