Logic gates: AND, OR, NOT and XOR

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Quiz
When does an AND gate output 1?AWhen both i…BWhen either…CWhen both i…DWhen the in…

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Questions and answers

· 7 questionsShow answers
  1. 1. When does an AND gate output 1?
    • Correct answer: When both inputs are 1
    • When either input is 1
    • When both inputs are 0
    • When the inputs are different
  2. 2. When does an OR gate output 0?
    • Correct answer: When both inputs are 0
    • When both inputs are 1
    • When one input is 1
    • Never
  3. 3. What does a NOT gate output when its input is 1?
    • Correct answer: 0
    • 1
    • Nothing
    • Both 0 and 1
  4. 4. Which gate outputs 1 only when its two inputs are different?
    • Correct answer: XOR
    • AND
    • OR
    • NOT
  5. 5. What is NOT (1 AND 0)?
    • Correct answer: 1
    • 0
  6. 6. What is (1 OR 0) AND 0?
    • Correct answer: 0
    • 1
  7. 7. How many rows does the truth table of a 2-input gate have?
    • Correct answer: 4
    • 2
    • 3
    • 8

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