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When does the output of a NAND gate =1?

When does the output of a NAND gate =1?
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  • 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
Correct Answer: Option A
Explanation:
Whenever a 0 is present at an input, NAND gate =0.

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