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Question 181Asked in DSSSB TGT Computer Science, 25 Jun 2023, Shift 1 (8:30 AM)

What is the binary equivalent of the decimal number 10.25?

  1. A1010.01
  2. B1011.01
  3. C1101.01
  4. D1111.01
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Correct answer: (A) 1010.01

Explanation

10 = 1010₂, and 0.25 × 2 = 0.5 → 0, 0.5 × 2 = 1.0 → 1, so 0.25 = .01₂. Hence 10.25 = 1010.01₂.

From DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 1 (8:30 AM)

This is question 181 of DSSSB TGT Computer Science PYQ, 25 Jun 2023, Shift 1 (8:30 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.