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Question 60Asked in UGC NET Computer Science, June 2014 (Paper II & III, Selected Questions)

Four bits are used for packed sequence numbering in a sliding window protocol used in a computer network. What is the maximum window size?

  1. A4
  2. B8
  3. C15
  4. D16
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Correct answer: (C) 15

Explanation

With n = 4 bits for sequence numbers, the maximum sender window size (Go-Back-N) is 2ⁿ − 1 = 2⁴ − 1 = 15. So the answer is 15.

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

This is question 60 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.