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Microprocessors & Microcontrollers MCQs

Practice Microprocessors & Microcontrollers MCQs from fundamental concepts through intermediate, advanced and application-oriented questions. Each page contains up to 100 questions with answers and explanations where available.

Question 101

Microprocessors & Microcontrollers8086 Numerical

For an 8086 segment:offset address ABCDH:1234H, the calculated 20-bit physical address is?

AABDF4H
BAC004H
CBC004H
DABCD4H

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Correct Answer: C. BC004H

Explanation: Physical address = ABCDH×10H + 1234H = ABCD0H + 1234H = BC004H.

Reference: Standard microprocessors and microcontrollers: 8086 numerical

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