How many bits are used to represent a single decimal digit in Gray Code?
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Correct answer: (A) 4 bits
Explanation
A decimal digit 0-9 needs 4 bits (2⁴ = 16 ≥ 10), so a decimal digit in Gray code (like BCD) uses 4 bits.
From Bihar STET Paper 2 Computer Science (Class 11-12) PYQ, 12 Sep 2023, Shift 2
This is question 3 of Bihar STET Paper 2 Computer Science (Class 11-12) PYQ, 12 Sep 2023, Shift 2. 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.