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Logic Gates

91.

It is important to memorize logic symbols, Boolean equations, and truth tables for logic gates.

Answer: A

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92.

Which of the following circuit can be used as parallel to serial converter ?

Answer: A

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93.

Which of the following logical operations is represented by the + sign in Boolean algebra?

Answer: C

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94.

Output will be a LOW for any case when one or more inputs are zero for a(n):

Answer: C

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95.

The output of an exclusive-OR gate is HIGH if ________.

Answer: C

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96.

The Boolean expression for a 3-input AND gate is ________.

Answer: B

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97.

The time required for a gate or inverter to change its state is called

Answer: C

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Answer: B

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99.

The logic gate that will have a LOW output when any one of its inputs is HIGH is the:

Answer: C

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100.

Which of the following adders can add three or more numbers at a time ?

Answer: C

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