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Welcome to the 80286 80287 Microprocessor MCQs Page

Dive deep into the fascinating world of 80286 80287 Microprocessor with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of 80286 80287 Microprocessor, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of 80286 80287 Microprocessor, 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 80286 80287 Microprocessor. 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 80286 80287 Microprocessor. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

80286 80287 Microprocessor MCQs | Page 7 of 19

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Q61.
The procedure of fetching the chosen program segments or data from the secondary storage into the physical memory is

a.

mapping

b.

swapping

c.

unswapping

d.

pipelining

Discuss
Answer: (b).swapping
Q62.
The procedure of storing back the partial results on to the secondary storage is called

a.

mapping

b.

swapping

c.

unswapping

d.

pipelining

Discuss
Answer: (c).unswapping
Q63.
The ability of 80286 to address the virtual memory per task is

a.

1MB

b.

1GB

c.

1TB

d.

none of the mentioned

Discuss
Answer: (b).1GB
Q64.
The branch instructions are handled by

a.

swapping mechanism

b.

unswapping mechanism

c.

operating system

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q65.
A descriptor contains information of

a.

program segment

b.

page

c.

regarding segment and its access rights

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q66.
The descriptors that are used for subroutines and interrupt service routines are

a.

data segment descriptors

b.

gate descriptors

c.

code segment descriptors

d.

system segment descriptors

Discuss
Answer: (b).gate descriptors
Q67.
A segment with low privilege level is not allowed to access another segment of

a.

low privilege level

b.

high privilege level

c.

low and high privilege level

d.

none of the mentioned

Discuss
Answer: (b).high privilege level
Q68.
A descriptor is used to carry out

a.

transfer of control

b.

task switching

c.

to store privilege level and segment limit

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Q69.
The descriptor that is used for special system data segments and control transfer operations is

a.

data segment descriptors

b.

gate descriptors

c.

code segment descriptors

d.

system segment descriptors

Discuss
Answer: (d).system segment descriptors
Q70.
A code segment descriptor contains

a.

16-bit segment limit

b.

24-bit segment base address

c.

8-bit access rights byte

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Page 7 of 19

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