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Digital Electronics - Logic Gates

Exercise : Logic Gates - General Questions
61.
How many entries would a truth table for a four-input NAND gate have?
2
8
16
32
Answer: Option
Explanation:
No answer description is available. Let's discuss.
62.
The Boolean expression for a 3-input OR gate is ________.
X = A + B
X = A + B + C
X = ABC
X = A + BC
Answer: Option
Explanation:
No answer description is available. Let's discuss.
63.
From the truth table for a three-input NOR gate, what is the only condition of inputs A, B, and C that will make the output X high?
A = 1, B = 1, C = 1
A = 1, B = 0, C = 0
A = 0, B = 0, C = 1
A = 0, B = 0, C = 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.
64.
The logic gate that will have a LOW output when any one of its inputs is HIGH is the:
NAND gate
AND gate
NOR gate
OR gate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
65.
The output of a NAND gate is LOW if ________.
all inputs are LOW
all inputs are HIGH
any input is LOW
any input is HIGH
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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