8086 Interrupts MCQs

Practice 8086 Interrupts MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Microprocessors & Microcontrollers8086 Interrupts

In the 8086 interrupt vector table, each interrupt vector occupies how many bytes?

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Correct Answer: B. 4

Explanation: Each vector contains a 16-bit IP and a 16-bit CS value, requiring four bytes.

Reference: Standard microprocessors and microcontrollers: 8086 interrupts

Question 2

Microprocessors & Microcontrollers8086 Interrupts

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Correct Answer: D. 256

Explanation: The 8086 uses an 8-bit interrupt type number, giving 256 possible interrupt types from 0 to 255.

Reference: Standard microprocessors and microcontrollers: 8086 interrupts