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Welcome to the 8086 Instruction Set MCQs Page

Dive deep into the fascinating world of 8086 Instruction Set with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of 8086 Instruction Set, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of 8086 Instruction Set, 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 8086 Instruction Set. 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 8086 Instruction Set. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

8086 Instruction Set MCQs | Page 5 of 9

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Q41.
The _______ address of a memory is a 20 bit address for the 8086 microprocessor.
Discuss
Answer: (a).Physical
Q42.
The pin configuration of 8086 is available in the________
Discuss
Answer: (a).40 pin
Q43.
Number of the times the instruction sequence below will loop before coming out of loop is MOV AL, 00h
A1: INC AL
JNZ A1
Discuss
Answer: (d).256
Q44.
What will be the contents of register AL after the following has been executed MOV BL, 8C
MOV AL, 7E
ADD AL, BL
Discuss
Answer: (a).0A and carry flag is set
Q45.
The length of the one-byte instruction is
Discuss
Answer: (b).1 byte
Q46.
The bit which is used by the β€˜REP’ instruction is
Discuss
Answer: (d).Z-bit
Q47.
If a W-bit value is β€˜1’ then the operand is of
Discuss
Answer: (c).16 bits
Q48.
The instruction, MOV AX, 0005H belongs to the address mode
Discuss
Answer: (c).immediate
Discuss
Answer: (c).immediate addressing mode
Discuss
Answer: (b).direct addressing mode
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