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Digital Electronics - Logic Gates

Exercise : Logic Gates - General Questions
6.
The output of an OR gate with three inputs, A, B, and C, is LOW when ________.
A = 0, B = 0, C = 0
A = 0, B = 0, C = 1
A = 0, B = 1, C = 1
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the following logical operations is represented by the + sign in Boolean algebra?
inversion
AND
OR
complementation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Output will be a LOW for any case when one or more inputs are zero for a(n):
OR gate
NOT gate
AND gate
NOR gate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
How many pins does the 4049 IC have?
14
16
18
20
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following choices meets the minimum requirement needed to create specialized waveforms that are used in digital control and sequencing circuits?
basic gates, a clock oscillator, and a repetitive waveform generator
basic gates, a clock oscillator, and a Johnson shift counter
basic gates, a clock oscillator, and a DeMorgan pulse generator
basic gates, a clock oscillator, a repetitive waveform generator, and a Johnson shift counter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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