Logic Gates MCQs
Practice free Logic Gates multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 78 questions — no login required.
Question 10easy
What input values will cause an AND logic gate to produce a HIGH output?
Question 11easy
A logic circuit whose output is LOW when at least one input is HIGH is a(n) _________ gate.
Question 12easy
The AND function can be used to ___________ and the OR function can be used to _____________.
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Question 13easy
The dependency notation "greaterthan.gif 1" inside a block stands for the ________ operation.
Question 14easy
If we use an AND gate to inhibit a signal from passing, one of the inputs must be _________.
Question 15easy
The output of an AND gate with three inputs, A, B, and C, is HIGH when ________.
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Question 16easy
If a 3-input NOR gate has eight input possibilities, how many of those possibilities will result in a HIGH output?
Question 17easy
A device used to display one or more digital signals so that they can be compared to expected timing diagrams for the signals is a: