Important Questions for NET Exam in Computer Science Paper-III

1.Semaphores are basically used to solve the problem of

1. Deadlock
2. Mutual Exclusion
3. Messaging
4. Critical Region

Answer: (2)

2. Which of the below option is not an operating system call?

1. CREATE
2. SYSTEM
3. LINK
4. MSG-PROCESS

Answer: (4)

3. We may define virtual memory  as

1. an memory basically used for handling the network traffic.
2. as extremely large memory
3. an illusion of an extremely large memory
4. a type of memory used in super computers for research work only.

Answer: (3)

4. Banker's Algorithm is usually used  as

1. Deadlock recovery method
2. Deadlock avoidance method
3. Detection of Protocols identification method.
4. Deadlock detection method.

Answer: (2)

5. In concurrent programming the classical problem is:

1. the producer/consumer
2. compacting
3. Remaining in the cycle of execution
4. external fragmentation

Answer: (1)