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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 16 of 19

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Q151.
The address of a location of the operand is calculated by adding the contents of any of the base registers, with the contents of any of index registers in
Discuss
Answer: (b).based indexed mode
Q152.
Which of the following is not a data type of 80286?
Discuss
Answer: (d).None of the mentioned
Q153.
The representation of 8-bit or 16-bit signed binary operands using 2’s complement is a data type of
Discuss
Answer: (d).integer
Q154.
The instruction that pushes the general purpose registers, pointer and index registers on to the stack is
Discuss
Answer: (c).PUSH*A
Q155.
While executing the PUSH*A instruction, the stack pointer is decremented by
Discuss
Answer: (b).2 bits
Discuss
Answer: (d).all of the mentioned
Q157.
The instruction that multiplies the content of AL with a signed immediate operand is
Discuss
Answer: (c).IMUL
Q158.
The instruction that represents the β€˜rotate source, count’ is
Discuss
Answer: (d).All of the mentioned
Q159.
In β€˜Rotate source, count’ instructions, if the CF is equal to MSB of operand (source) then
Discuss
Answer: (b).OF is cleared
Q160.
The instruction that affects the flags is
Discuss
Answer: (a).IMUL

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