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Welcome to the Computer Architecture MCQs Page

Dive deep into the fascinating world of Computer Architecture with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Computer Architecture, a crucial aspect of GATE CSE Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of Computer Architecture, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within GATE CSE Exam.

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Check out the MCQs below to embark on an enriching journey through Computer Architecture. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of GATE CSE Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Computer Architecture. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Computer Architecture MCQs | Page 18 of 20

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Q171.
How many bits are needed to represent 20 digit decimal number in binary?

a.

62 bits

b.

60 bits

c.

64 bits

d.

66 bits

Discuss
Answer: (b).60 bits
Q172.
Consider the following subtraction and Identify the correct answer.

(C012.25)₄ – (10111001110.101)₈

a.

(135103.412)₈

b.

(564411.412)₈

c.

(564411.205)₈

d.

(135103.205)₈

Discuss
Answer: (a).(135103.412)₈
Q173.
Let A = 11111010 and B = 00001010 be two 8 – bit 2's complement numbers. Their product in 2's complement is

a.

11000100

b.

10011100

c.

10100101

d.

11010101

Discuss
Answer: (a).11000100
Q174.
The range of integers that can be represented by an n – bit 2's complement number system is

a.

– 2ⁿ⁻¹ to (2ⁿ⁻¹ -1)

b.

– (2ⁿ⁻¹ -1) to (2ⁿ⁻¹ -1)

c.

– 2ⁿ⁻¹ to 2ⁿ⁻¹

d.

– (2ⁿ⁻¹ +1) to (2ⁿ⁻¹ -1)

Discuss
Answer: (a).– 2ⁿ⁻¹ to (2ⁿ⁻¹ -1)
Q175.
The switching expression corresponding to f(A, B,C, D) = Σ (1, 4, 5, 9, 11,12) is

a.

BC'D' + A'C'D + AB'D

b.

ABC' + ACD + B'C'D

c.

ACD' + A'BC' + AC'D'

d.

A'BD + ACD' + BCD'

Discuss
Answer: (a).BC'D' + A'C'D + AB'D
Q176.
What is the maximum number of different Boolean functions involving n boolean variables?

a.

n²

b.

2ⁿ

c.

2²ⁿ

d.

2n²

Discuss
Answer: (c).2²ⁿ
Q177.
How many Boolean functions are possible with 2 trinary variables?

a.

256

b.

512

c.

1024

d.

128

Discuss
Answer: (b).512
Q178.
How many minimum 2-input nor gates are needed to realize A+BC?

a.

2

b.

3

c.

4

d.

5

Discuss
Answer: (b).3
Q179.
Which of the following statement is true regarding ‘HAZARD’?

a.

A digital circuit exhibits temporary mal-function. If the i/p’s are having un-even propagation delays.

b.

The permanent mal-function is due to the open circuit (or) short circuit of connection lead to the orbit

c.

The Hazard can be struck at 0 (or) 1

d.

All

Discuss
Answer: (d).All
Q180.
The min term expansion of f(P,Q,R) = PQ + QR̅ + PR̅ is

a.

m₂+m₄+m₆+m₁

b.

m₀+m₁+m₃+m₅

c.

m₀+m₁+m₆+m₁

d.

m₂+m₃+m₄+m₅

Discuss
Answer: (a).m₂+m₄+m₆+m₁
Page 18 of 20

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