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Question 114Asked in DSSSB TGT Computer Science, 25 Jun 2023, Shift 2 (12:30 PM)

Which of the following are networking transport layer protocols?

  1. AFTP and DNS
  2. BTelnet and ICMP
  3. CTCP, UDP and SCTP
  4. DARP and RARP
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Correct answer: (C) TCP, UDP and SCTP

Explanation

TCP (connection-oriented), UDP (connectionless) and SCTP (stream control) all work at the transport layer. FTP, DNS and Telnet are application-layer protocols, ICMP is network-layer, and ARP/RARP work between the network and link layers.

From DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 2 (12:30 PM)

This is question 114 of DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 2 (12:30 PM). 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.