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Welcome to the RISC Architecture MCQs Page

Dive deep into the fascinating world of RISC Architecture with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of RISC Architecture, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of RISC 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 Microprocessor.

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

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

RISC Architecture MCQs | Page 2 of 3

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Q11.
The number of CPIs(Clock Per Instruction) for an instruction of RISC processors is

a.

0

b.

1

c.

2

d.

3

Discuss
Answer: (b).1
Q12.
Which of the following is not true about RISC processors?

a.

addressing modes are less

b.

pipelining is key for high speed

c.

microcoding is required

d.

single machine cycle instructions

Discuss
Answer: (c).microcoding is required
Q13.
The RISC processors that support variable length instructions are from

a.

Intel

b.

Motorola

c.

AMD

d.

Intel and Motorola

Discuss
Answer: (d).Intel and Motorola
Q14.
Which of the following is true about register windowing?

a.

chips expose 32 registers to programmer

b.

puts demands on multiplexers

c.

puts enormous demands on register ports

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q15.
The disadvantage of register windowing is

a.

high speed

b.

puts demands on multiplexers/register ports

c.

consumes less cycles

d.

doesn’t handle overflow/underflow

Discuss
Answer: (d).doesn’t handle overflow/underflow
Q16.
The register window is used to point the number of physical registers is

a.

infinite

b.

that are currently used

c.

finite

d.

that are unused

Discuss
Answer: (c).finite
Q17.
Which of the following is not a stage of pipeline of a RISC processor?

a.

read registers and decode the instructions

b.

fetch instructions from registers

c.

write result into a register

d.

access an operand in data memory

Discuss
Answer: (b).fetch instructions from registers
Q18.
When an instruction depends on the results of the previous instructions then

a.

error occurs

b.

software fault occurs

c.

data dependency occurs

d.

hardware fault occurs

Discuss
Answer: (c).data dependency occurs
Q19.
The instructions that instruct the processor to make a decision about the next instruction to be executed are

a.

data dependency instructions

b.

branch instructions

c.

control transfer instructions

d.

none of the above

Discuss
Answer: (b).branch instructions
Q20.
The reason for which the RISC processor goes to idle state(or stall) is

a.

delay in reading information from memory

b.

poor instruction set design

c.

dependencies between instructions

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Page 2 of 3

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