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Question 24Asked in DSSSB TGT Computer Science (Technical), 12 Sep 2025, Shift 1 (9:00 AM)

What is the 2’s complement of the binary number 1100?

  1. A0100
  2. B1111
  3. C11
  4. D1001
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Correct answer: (A) 0100

Explanation

Invert 1100 to get 0011, then add 1: 0011 + 1 = 0100.

From DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 1 (9:00 AM)

This is question 24 of DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 1 (9:00 AM). 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.