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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)

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