1000+ Digital Electronics Objective Questions and Answers Pdf - 1

Question: 1

The number of bits required to represent an eight digit decimal number BCD is

(A) 8

(B) 16

(C) 32

(D) 64

Ans: C

32

Question: 2

The speed of conversion is maximum in

(A) Parallel comparator A/D converter

(B) Counter ramp A/D converter

(C) Successive approximation A/D converter

(D) Dual slope A/D converter

Ans: A

Parallel comparator A/D converter

Question: 3

Queue is also known as

(A) LILO memory

(B) Flash memory

(C) LIFO memory

(D) FIFO memory

Ans: D

FIFO memory

Question: 4

A full adder has

(A) 2 inputs, 2 outputs

(B) 2 inputs, 1 output

(C) 3 inputs, 2 outputs

(D) 3 inputs, 1 output

Ans: C

3 inputs, 2 outputs

Question: 5

What is mean by FPU?

(A) Floating point universal

(B) Floating parallel universal

(C) Floating parallel unit

(D) Floating point unit

Ans: D

Floating point unit

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