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Welcome to the 80386 and 80486 Microprocessor MCQs Page

Dive deep into the fascinating world of 80386 and 80486 Microprocessor with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of 80386 and 80486 Microprocessor, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of 80386 and 80486 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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80386 and 80486 Microprocessor MCQs | Page 8 of 13

Q71.
The TYPE field of a descriptor is used to find the
Discuss
Answer: (c).descriptor and segment type
Q72.
If the segment descriptor bit, S=0, then the descriptor is
Discuss
Answer: (c).system descriptor
Q73.
The bit that indicates whether the segment is page addressable is
Discuss
Answer: (d).granularity bit
Q74.
If the Default operation size bit, D=1, the code segment operation size selected is
Discuss
Answer: (c).32-bit
Q75.
The segment descriptor contains
Discuss
Answer: (d).all of the mentioned
Q76.
Which of the following is not a type of segment descriptor?
Discuss
Answer: (d).All are types of segment descriptor
Q77.
The limit field of the descriptor is of
Discuss
Answer: (d).20 bits
Q78.
The starting address of the segment in physical memory is decided by
Discuss
Answer: (c).operating system
Q79.
The total descriptors that the 80386 can handle is
Discuss
Answer: (d).16K
Discuss
Answer: (d).all of the mentioned

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