Digital Computer Electronics MCQ Questions & Answers

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Each section contains 100 MCQs on Digital Computer Electronics .

Which of the following is not functionally a complete set?

A) AND, OR B) NAND C) NOR D) AND, OR, NOT E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The fan-out capability of a digital building block can be defined as

A) the number of inputs that one output can transmit to B) the amount of cooling required for fanning the hear out C) the number of inputs that can transmit to one input D) the maximum power dissipation (heat generation) that the unit can stand. E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Conversion of an octal number 73₈ to binary number is

A) 110111₂ B) 111100₂ C) 110010₂ D) 111011₂ E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Conversion of binary number 1100001₂ to hexadecimal is

A) 57₁₆ B) 61₁₆ C) 51₁₆ D) 43₁₆ E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to _____ and vice versa.

A) decimal B) binary C) ASCE D) BCD E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Which of the following TTL subfamily is the fastest

A) standard TTL B) high-speed TTL C) schottky TTL D) low-speed TTL E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

The leading bit stands for the _____ and the remaining bits for the _____ is known as signed binary numbers.

A) sign, remainder B) sign, magnitude C) value, sign D) variable, value E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

A multiplexer is also known as

A) coder B) decoder C) data selector D) multivibrator E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Standard TTL has a multiple emitter input transistor and a _____ output

A) totem-pole B) bipolar C) register D) transistor E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

A shift register moves the _____ left or right. Serial loading means storing a word in a shift register by entering _____ bit per clock pulse. With parallel or broadside loading, it takes only one _____ pulse to load the input word.

A) light, eight, clock B) right, eight, clock C) bits, one, register D) bits, one, clock E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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Digital Computer Electronics MCQ Questions & Answers | Computer Science