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Welcome to the Microprocessor Basics MCQs Page

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

Microprocessor Basics MCQs | Page 2 of 8

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Q11.
What type of circuit is used at the interface point of an input port?

a.

decoder

b.

latch

c.

tristate buffer

d.

none of the above

Discuss
Answer: (c).tristate buffer
Q12.
Because microprocessor CPUs do not understand mnemonics as they are, they have to be converted to ________.

a.

hexadecimal machine code

b.

binary machine code

c.

assembly language

d.

all of the above

Discuss
Answer: (b).binary machine code
Q13.
A register in the microprocessor that keeps track of the answer or results of any arithmetic or logic operation is the:

a.

stack pointer

b.

program counter

c.

instruction pointer

d.

accumulator

Discuss
Answer: (d).accumulator
Q14.
What is the difference between a mnemonic code and machine code?

a.

There is no difference.

b.

Machine codes are in binary, mnemonic codes are in shorthand English.

c.

Machine codes are in shorthand English, mnemonic codes are in binary.

d.

None of the above

Discuss
Answer: (b).Machine codes are in binary, mnemonic codes are in shorthand English.
Q15.
Which bus is a bidirectional bus?

a.

address bus

b.

data bus

c.

address bus and data bus

d.

none of the above

Discuss
Answer: (b).data bus
Q16.
Which of the following buses is primarily used to carry signals that direct other ICs to find out what type of operation is being performed?

a.

data bus

b.

control bus

c.

address bus

d.

address decoder bus

Discuss
Answer: (b).control bus
Q17.
What kind of computer program is used to convert mnemonic code to machine code?

a.

debug

b.

assembler

c.

C++

d.

Fortran

Discuss
Answer: (b).assembler
Q18.
Which of the following are the three basic sections of a microprocessor unit?

a.

operand, register, and arithmetic/logic unit (ALU)

b.

control and timing, register, and arithmetic/logic unit (ALU)

c.

control and timing, register, and memory

d.

arithmetic/logic unit (ALU), memory, and input/output

Discuss
Answer: (b).control and timing, register, and arithmetic/logic unit (ALU)
Q19.
Which one of the following is not a vectored interrupt?

a.

TRAP

b.

INTR

c.

RST 7.5

d.

RST 3

Discuss
Answer: (d).RST 3
Q20.
8085 microprocessor has how many pins

a.

30

b.

39

c.

40

d.

41

Discuss
Answer: (c).40
Page 2 of 8

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