For Product of Sums (POS) simplification, how can a don’t-care cell be used?

Options

  • A. As 1 to form larger groups of 1s
  • B. As 0 to form larger groups of 0s
  • C. It cannot be used in POS simplification
  • D. It must always be ignored
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. As 0 to form larger groups of 0s

Detailed Explanation

Explanation:
For POS simplification, groups are formed using 0s. Therefore, a don’t-care cell may be treated as 0 when doing so helps form larger groups and obtain a simpler expression.