Digital Electronics - Logic Gates

Why Digital Electronics Logic Gates?

In this section you can learn and practice Digital Electronics Questions based on "Logic Gates" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.

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How to solve Digital Electronics Logic Gates problems?

You can easily solve all kind of Digital Electronics questions based on Logic Gates by practicing the objective type exercises given below, also get shortcut methods to solve Digital Electronics Logic Gates problems.

Exercise :: Logic Gates - General Questions

1. 

The output of an AND gate with three inputs, A, B, and C, is HIGH when ________.

A. A = 1, B = 1, C = 0
B. A = 0, B = 0, C = 0
C. A = 1, B = 1, C = 1
D. A = 1, B = 0, C = 1

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

2. 

If a 3-input NOR gate has eight input possibilities, how many of those possibilities will result in a HIGH output?

A. 1
B. 2
C. 7
D. 8

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

3. 

If a signal passing through a gate is inhibited by sending a LOW into one of the inputs, and the output is HIGH, the gate is a(n):

A. AND
B. NAND
C. NOR
D. OR

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

4. 

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:

A. DMM
B. spectrum analyzer
C. logic analyzer
D. frequency counter

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

5. 

When used with an IC, what does the term "QUAD" indicate?

A. 2 circuits
B. 4 circuits
C. 6 circuits
D. 8 circuits

Answer: Option B

Explanation:

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