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When does the output of a NAND gate =1?

Computer Studies
JAMB 2022

When does the output of a NAND gate =1?

  • A. whenever a 0 is present at an input
  • B. only when all input =0
  • C. whenever 1 is present at an input
  • D. only when all input =1
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Correct Answer: Option A
Explanation

Whenever a 0 is present at an input, NAND gate = 1.

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