CS401P Quiz 8

CS401P - Quiz No.8

Date: 06 January 2026

Q1. Each entry of the interrupt vector table is of __________ bytes.

1. 1
2. 2
3. 4
4. 3

Correct answer: 4

Q2. Stack behaves as

1. Last In First Out
2. First in Last out
3. First in First Out
4. Last in Last out

Correct answer: Last In First Out

Q3. If a _____ stack starts at location 8, the first item pushed on it will be placed at location 8, the second element will be placed at location 7 and so on.

1. Incrementing
2. Decrementing

Correct answer: Decrementing

Q4. The_______ bit tells that this is a system descriptor while the 1110 following it tells that it is a 386 interrupt gate.

1. T
2. P
3. S
4. O

Correct answer: S

Q5. Whenever an element is pushed on the Stack, _____ register is decremented by 2.

1. BP
2. IP
3. SP
4. CS

Correct answer: SP

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