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Welcome to the Microprocessor Components MCQs Page

Dive deep into the fascinating world of Microprocessor Components with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Microprocessor Components, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of Microprocessor Components, 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 Microprocessor Components. 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 Microprocessor Components. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Microprocessor Components MCQs | Page 2 of 5

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Q11.
The interrupt facility is provided in microprocessor to

a.

change the sequence of the instructions being executed

b.

stop the microprocessor when desired

c.

stop the microprocessor when it starts malfunctioning

d.

keep a control on the working of the microprocessor

Discuss
Answer: (a).change the sequence of the instructions being executed
Q12.
microprocessor differentiates between op code data/address

a.

the sequence in which memory contents are fetched by it

b.

its internal registers

c.

the stack pointer

d.

the program counter

Discuss
Answer: (a).the sequence in which memory contents are fetched by it
Q13.
A microprocessor without the interrupt facility

a.

is best suited for process control system

b.

is not useful for process control system

c.

cannot be used for DMA operation

d.

cannot be interfaced with any I/O devices

Discuss
Answer: (b).is not useful for process control system
Q14.
In microprocessor based system I/O ports are used to interface

a.

the I/O devices and memory chips

b.

the I/P device only

c.

the O/P devices only

d.

all the I/O devices

Discuss
Answer: (d).all the I/O devices
Q15.
In a microprocessor based system the stack is always in

a.

microprocessor

b.

RAM

c.

ROM

d.

EPROM

Discuss
Answer: (b).RAM
Q16.
The instruction set of a microprocessor

a.

is specified by the manufacturers

b.

is specified by the user

c.

cannot be changed by the user

d.

is stored inside the microprocessor

Discuss
Answer: (a).is specified by the manufacturers
Q17.
The multiplexing of address bus and data buses are used in microprocessor

a.

to reduce speed of operation

b.

to increase the no. of pins

c.

to reduce the number of pins

d.

to improve the operation

Discuss
Answer: (c).to reduce the number of pins
Q18.
The stack pointer register in a microprocessor

a.

counts the number of programs being executing on the microprocessor

b.

counts the number of instructions being executing on the microprocessor

c.

keeps the address of the next instruction to be fetched

d.

holds the address of the top of the stack

Discuss
Answer: (d).holds the address of the top of the stack
Q19.
The address bus of any microprocessor is always

a.

Unidirectional

b.

Bi-directional

c.

Either unidirectional or bi-directional

d.

None of the above

Discuss
Answer: (a).Unidirectional
Q20.
A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as

a.

DMA bus

b.

Memory bus

c.

Address bus

d.

Control bus

Discuss
Answer: (b).Memory bus
Page 2 of 5

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