Digital Computer Electronics MCQ Questions & Answers

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Each section contains 100 MCQs on Digital Computer Electronics .

Conversion of decimal number 99₁₀ to hexadecimal number is

A) 63₁₆ B) 8₁₆ C) 61₁₆ D) 50₁₆ 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 binary number 1101100111111000₂ to hexadecimal number is

A) D8F8₁₆ B) A8B9₁₆ C) 789₁₆ D) D9F8₁₆ E) None of the above

Discuss

Answer & Solution

Answer: Option D

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

When the LOAD input of a buffer register is active, the input word is stored on the next positive _____ edge.

A) clock B) pulse 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

Addition of 110101101₂, 111011101₂, 000111111₂, 100101101₂, 111110111₂ is

A) 1011010111010₂ B) 1111011000010₂ C) 1000101000101₂ D) 01001000000010₂ E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

A demultiplexer is also known as

A) data selector B) data distributor C) multiplexer D) encoder 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 a octal number 63₈ to its decimal number is

A) 51₁₀ B) 61₁₀ C) 57₁₀ D) 53₁₀ E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

Binary means _____

A) Three B) Four C) Ten D) Two E) None of the above

Discuss

Answer & Solution

Answer: Option D

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

For an input pulse train of clock period T, the delay produced by an n stage shift register is

A) (n-l)T B) nT C) (n+l)T D) 2nT E) None of the above

Discuss

Answer & Solution

Answer: Option A

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

_____ is the fastest logic family; it's used in high-speed applications.

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

Discuss

Answer & Solution

Answer: Option C

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

Conversion of a hexadecimal number 63₁₆ to binary number is

A) 1100111₂ B) 1100011₂ C) 111011₂ D) None of the above

Discuss

Answer & Solution

Answer: Option B

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

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Digital Computer Electronics MCQ Questions & Answers | Computer Science