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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 13 of 20

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Q121.
The minimum time delay between the initiations of two independent memory operations is called

a.

Access time

b.

Cycle time

c.

Transfer rate

d.

Latency Time

Discuss
Answer: (b).Cycle time
Q122.
Consider an algebraic system (A,*), where A is a set of all non-zero real numbers and * is a binary operation defined by A* b = ab/4 then (G*) is a

a.

Monoid

b.

Semi group

c.

Group

d.

Abelian group

Discuss
Answer: (a).Monoid
Q123.
A 2 level memory has an average access time of 30 ns with cache and memory access time as 20 ns and 150 ns respectively. What is the hit ratio?

a.

80%

b.

93%

c.

70%

d.

99%

Discuss
Answer: (b).93%
Q124.
The following are some of the sequences of operations in the instruction cycle, which one is the correct sequence?

a.

PC → address register
Data from memory → Data register
Data register → IR
PC + 1 → PC

b.

Address register →PC Data register → Data from memory Data register → IR PC + 1 → PC

c.

Data from memory → Data register PC →Address register Data register → IR PC + 1 → PC

d.

None of these

Discuss
Answer: (a).PC → address register
Data from memory → Data register
Data register → IR
PC + 1 → PC
Q125.
Horizontal micro construction has which of the following attributes?
1) Short formats
2) Limited ability to express parallel micro-operations
3) Considerable encoding of the control information

a.

1 and 2

b.

2 and 3

c.

1,2 and 3

d.

None of these

Discuss
Answer: (d).None of these
Q126.
The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as …………

a.

Index – Register

b.

Memory address register

c.

Program Counter

d.

Instruction registers

Discuss
Answer: (c).Program Counter
Q127.
Consider the following situation and fill in the blanks:

The computer starts the tape moving by issuing a command; the processor then monitors the status of the taps by means of a ………….. When the tape is in the correct position, the Processor issues a ……………

a.

Data input, Status, data output command

b.

Data input, Status control command

c.

Control, Status, Data output command

d.

Control, Status, data input Command

Discuss
Answer: (c).Control, Status, Data output command
Q128.
For interval arithmetic best rounding technique use is ………..

a.

Rounding to plus and minus infinity

b.

Rounding to zero

c.

Rounding to nearest

d.

None of these

Discuss
Answer: (a).Rounding to plus and minus infinity
Q129.
Assume that the time required for the eight functional units, which operate in each of the eight cycles, are as follows.

5us, 8us, 64s, 10us, 15us, 12us, 6us, 8us

Assume that pipe lining adds 1 us, of overhead. Find the speedup versus the single cycle data path.

a.

4.67

b.

4.375

c.

4.44

d.

4.285

Discuss
Answer: (b).4.375
Q130.
Assembler directives represent………………
1) Machine instructions to be included in the object program
2) The allocation of storage for constants or program variable

a.

Only 1

b.

only 2

c.

Both 1 and 2

d.

Neither 1 nor 2

Discuss
Answer: (d).Neither 1 nor 2
Page 13 of 20

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