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Welcome to the Embedded Processors MCQs Page

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

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

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

Embedded Processors MCQs | Page 5 of 13

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Q41.
Which of the processor has an internal coprocessor?

a.

8087

b.

80287

c.

80387

d.

80486DX

Discuss
Answer: (d).80486DX
Q42.
What are the two major sections in a coprocessor?

a.

control unit and numeric control unit

b.

integer unit and control unit

c.

floating point unit and coprocessor unit

d.

coprocessor unit and numeric control unit

Discuss
Answer: (a).control unit and numeric control unit
Q43.
What are the three stages included in pipelining of 80386 ?

a.

Fetch, decode, execute

b.

Fetch, execute, decode

c.

Execute, fetch, decode

d.

Decode, execute, fetch

Discuss
Answer: (a).Fetch, decode, execute
Q44.
How instructions and data are accessed to pipeline stages of 80486 processor?

a.

Through internal unified cache

b.

Through external unified cache

c.

Through external cache

d.

Through multiple caches

Discuss
Answer: (a).Through internal unified cache
Q45.
Which of the following processor possesses a similar instruction of 80486?

a.

8086

b.

80286

c.

80386

d.

8080

Discuss
Answer: (c).80386
Q46.
What are the two external interrupt signals in 80386?

a.

IV and NMI

b.

NMI and INTR

c.

INTR and IV

d.

PC and NMI

Discuss
Answer: (b).NMI and INTR
Q47.
How many bit vector number is used in an interrupt cycle of 80386?

a.

4

b.

8

c.

16

d.

32

Discuss
Answer: (b).8
Q48.
In how many modes does 80386 can run?

a.

2

b.

4

c.

3

d.

5

Discuss
Answer: (c).3
Q49.
How many bit flag register does 80386 have?

a.

8

b.

16

c.

32

d.

64

Discuss
Answer: (c).32
Q50.
Which processor is the derivative of 80386DX?

a.

80387

b.

80386SX

c.

80386 DDX

d.

8087

Discuss
Answer: (b).80386SX
Page 5 of 13

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