Is it necessary to use every don’t-care cell while simplifying a Karnaugh map?

Options

  • A. Yes, every cell must be used
  • B. No, only useful don’t-care cells need to be used
  • C. Only corner cells must be used
  • D. Only cells containing 0 must be used
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. No, only useful don’t-care cells need to be used

Detailed Explanation

Explanation:
It is not necessary to use every don’t-care cell. A don’t-care cell should be included only when it helps simplify the Boolean expression. Unhelpful cells can be ignored.
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BPSC Tre 4.0 Digtial Electronics Quiz Practice Set 1

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