CS604 Final Term Quiz 3 12 July 2023 by Miss Mehwish

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MCQ 1: Which of the following is the correct definition for signal operation?

1. signal(S) {

while(S>=0) ; // no op S--;

b) signal(S) { while(S<=0) ; // no op S--;

c) signal(S) { S--;

d) signal(S) { S++;

Correct option: c) signal(S) { S--;

MCQ 2: Following is not the classical problem of synchronization.

a) Reader-writer problem b) Bounded buffer problem c) Counting Semaphore problem d) Dining philosophers problem

Correct option: b) Bounded buffer problem

MCQ 3: A dashed line is used to represent a __________ in Resource Allocation Graph.

a) Assignment edge b) Claim edge c) Allocation edge d) Request edge

Correct option: d) Request edge

MCQ 4: Deadlock can be dealt with ________ ways. a) 2 b) 3 c) 4 d) 5 e) 6

Correct option: c) 4

MCQ 5: Typically, a monitor, a high-level synchronization tool, is characterized by ________ and

a) Local data, programmer-defined operators b) Local variables, semaphores c) Local variables, semaphores d) Global variable, local variable

Correct option: a) Local data, programmer-defined operators

MCQ 6: The integer value of _________ semaphores cannot be greater than 1.

a) Mutex