Digital Electronics - Logic Gates

Exercise :: Logic Gates - General Questions

51. 

How many AND gates are found in a 7411 IC?

A. 1
B. 2
C. 3
D. 4

Answer: Option C

Explanation:

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52. 

Which of the following equations would accurately describe a four-input OR gate when A = 1, B = 1, C = 0, and D = 0?

A. 1 + 1 + 0 + 0 = 01
B. 1 + 1 + 0 + 0 = 1
C. 1 + 1 + 0 + 0 = 0
D. 1 + 1 + 0 + 0 = 00

Answer: Option B

Explanation:

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53. 

What is the name of a digital circuit that produces several repetitive digital waveforms?

A. an inverter
B. an OR gate
C. a Johnson shift counter
D. an AND gate

Answer: Option C

Explanation:

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54. 

The basic types of programmable arrays are made up of ________.

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

Answer: Option D

Explanation:

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55. 

The logic gate that will have HIGH or "1" at its output when any one (or more) of its inputs is HIGH is a(n):

A. OR gate
B. AND gate
C. NOR gate
D. NOT operation

Answer: Option A

Explanation:

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