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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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80286 80287 Microprocessor MCQs | Page 8 of 19

Q71.
In access rights byte, if P (Present)=1, then the segment is mapped into
Discuss
Answer: (a).physical memory
Q72.
In access rights byte, to select system segment descriptor, the condition is
Discuss
Answer: (b).S=0
Q73.
If S (segment descriptor)=1, then the descriptor selected is
Discuss
Answer: (d).all of the mentioned
Q74.
The memory of limit field is
Discuss
Answer: (d).16 bits
Q75.
Which of the following is a type of system segment descriptor?
Discuss
Answer: (c).system descriptor and gate descriptor
Q76.
Which of the following is a type of gate descriptor?
Discuss
Answer: (d).all of the mentioned
Q77.
The gate descriptor contains the information of
Discuss
Answer: (d).all of the mentioned
Q78.
The gate that is used to alter the privilege levels is
Discuss
Answer: (a).call gate
Q79.
The gate that is used to specify a corresponding service routine is
Discuss
Answer: (c).interrupt gate and trap gate
Q80.
The gate that is used to switch from one task to another is
Discuss
Answer: (b).task gate

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