Digital Computer Electronics MCQ Questions & Answers

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Each section contains 100 MCQs on Digital Computer Electronics .

Which function positive logic is equivalent to OR function in negative logic?

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

Discuss

Answer & Solution

Answer: Option B

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

Conversion of binary number 101101₂ to its decimal number is

A) 45₁₀ B) 43₁₀ C) 40₁₀ D) 47₁₀ E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

FETs are used in linear ICs to:

A) increase input resistance B) provide large resistances C) increase device complexity D) (a) and (b) above E) None of the above

Discuss

Answer & Solution

Answer: Option D

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

A flip-flop can store

A) one bit of data B) two bits of data C) three bits of data D) any number of bits of data E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

Which of the following is the first integrated logic family?

A) RTL B) DTL C) TTL D) MOS E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

A flip-flop is a _____ element that stores a binary digit as a low or high voltage.

A) chip B) bus C) I/O D) memory 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 decimal number 89₁₀ it's binary number equivalent is

A) 1011011₂ B) 1100111₂ C) 1011001₂ D) 10011₂ E) None of the above

Discuss

Answer & Solution

Answer: Option C

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

An AND gate has 7 inputs. How many input word are in its truth table?

A) 64 B) 32 C) 16 D) 128 E) None of the above

Discuss

Answer & Solution

Answer: Option D

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

When an inverter is placed between both inputs of an SR flip-flop, the resulting flip-flop is

A) JK flip-flop B) D flip-flop C) T flip-flop D) Master slave JK flip-flop E) None of the above

Discuss

Answer & Solution

Answer: Option B

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

Arithmetic operation are coded in

A) Decision symbols B) Input/Outpur(I/0) C) Processing symbols D) Terminal symbols E) None of the above

Discuss

Answer & Solution

Answer: Option C

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

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Digital Computer Electronics MCQ Questions & Answers | Computer Science