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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 UGC CBSE NET 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 UGC CBSE NET 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 UGC CBSE NET 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 9 of 16

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Q81.
Consider the circuit shown below. In a certain steady state, Y is at logical ‘l’. What are possible values of A, B, C ?

a.

A = 0, B = 0, C = 1

b.

A = 0, B = C = 1

c.

A = B = 1, C = 1

d.

either A or C

Discuss
Answer: (d).either A or C
Q82.
The branch logic that provides making capabilities in the control unit is known as

a.

Controlled transfer

b.

Conditional transfer

c.

Unconditional transfer

d.

None of the above

Discuss
Answer: (a).Controlled transfer
Q83.
Cached and interleaved memories are ways of speeding up memory access between CPU’s and slower RAM. Which memory models are best suited (i.e. improves the performance most) for which programs ?

(i) Cached memory is best suited for small loops.
(ii) Interleaved memory is best suited for small loops
(iii) Interleaved memory is best suited for large sequential code.
(iv) Cached memory is best suited for large sequential code.

a.

(i) and (ii) are true

b.

(i) and (iii) are true

c.

(iv) and (ii) are true

d.

(iv) and (iii) are true

Discuss
Answer: (b).(i) and (iii) are true
Q84.
Which of the following logic families is well suited for high-speed operations ?

a.

TTL

b.

ECL

c.

MOS

d.

CMOS

Discuss
Answer: (b).ECL
Q85.
A complete microcomputer system consists of

a.

Microprocessor

b.

Memory

c.

Peripheral equipment

d.

All of the above

Discuss
Answer: (d).All of the above
Q86.
Where does a computer add and compare data ?

a.

Hard disk

b.

Floppy disk

c.

CPU chip

d.

Memory chip

Discuss
Answer: (c).CPU chip
Q87.
Pipelining strategy is called implement

a.

instruction execution

b.

instruction prefetch

c.

instruction decoding

d.

instruction manipulation

Discuss
Answer: (b).instruction prefetch
Q88.
The concept of pipelining is most effective in improving performance if the tasks being performed in different stages :

a.

require different amount of time

b.

require about the same amount of time

c.

require different amount of time with time difference between any two tasks being same

d.

require different amount with time difference between any two tasks being different

Discuss
Answer: (b).require about the same amount of time
Q89.
Identify the addressing modes of below instructions and match them :

(a) ADI (1) Immediate addressing
(b) STA (2) Direct addressing
(c) CMA (3) Implied addressing
(d) SUB (4) Register addressing

a.

a – 1, b – 2, c – 3, d – 4

b.

a – 2, b – 1, c – 4, d – 3

c.

a – 3, b – 2, c – 1, d – 4

d.

a – 4, b – 3, c – 2, d – 1

Discuss
Answer: (a).a – 1, b – 2, c – 3, d – 4
Q90.
Consider the below circuit and find the output function f(x,y,z).

a.

xz’+xy+y’z

b.

xz’+xy+y’z’

c.

xz+xy+y’z’

d.

xz+xy’+y’z

Discuss
Answer: (a).xz’+xy+y’z
Page 9 of 16

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