Digital Electronics MCQ with Answers PDF - 2

Question: 6

A DAC changes _____

(A) Digital data into an amplified signal

(B) An analog signal into digital data

(C) Digital data into an analog signal

(D) All of the above

Ans: C

Digital data into an analog signal

Question: 7

The format used to present the logic output for the various combinations of logic inputs to a gate is called a(n)

(A) Input logic function

(B) Truth table

(C) Boolean variable

(D) Boolean constant

Ans: B

Truth table

Question: 8

Most important advantage of an IC is its

(A) Extremely high reliability

(B) Reduced cost

(C) Easy replacement is case of circuit failure

(D) Low power consumption

Ans: A

Extremely high reliability

Question: 9

Any number with an exponent of zero is equal to

(A) Zero

(B) One

(C) Two

(D) Ten

Ans: B

One

Question: 10

A combinational logic circuit, which generates a particular binary word or number is

(A) Multiplexer

(B) Demultiplexer

(C) Encoder

(D) Decoder

Ans: A

Multiplexer

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