How many bits are required to represent one decimal digit in standard BCD?

Options

  • A. 2
  • B. 3
  • C. 4
  • D. 8
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

C. 4

Detailed Explanation

Correct Answer: (C) 4
Standard 8421 BCD uses 4 binary bits to represent each decimal digit from 0 to 9. For example, decimal 7 is represented as 0111 in BCD.