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CSE MCQs :: OS MCQs

OS MCQs - RAID - Operating System
OS MCQs - Basics - Operating System
OS MCQs - Threads - Operating System
OS MCQs - Security - Operating System
OS MCQs - Deadlocks - Operating System
OS MCQs - Processes - Operating System
OS MCQs - Semaphores - Operating System
OS MCQs - CPU Scheduling - Operating System
OS MCQs - Virtual memory - Operating System
OS MCQs - Memory Management - Operating System
  1. Which of the following does not interrupt a running process ? 
    2. A.
    A device
    B.
    Timer
    C.
    Scheduler process
    D.
    Power failure

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  2. Several processes access and manipulate the same data concurrently and the outcome of the execution depends on the particular order in which the access takes place, is called a(n) ____.
    3. A.
    Shared Memory Segments
    B.
    Entry Section
    C.
    Race condition
    D.
    Process Synchronization

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  3. Which of the following state transitions is not possible ?
    4. A.
    blocked to running
    B.
    ready to running
    C.
    blocked to ready
    D.
    running to blocked

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  4. Which of the following is not a characteristic of virus ?
    5. A.
    Virus destroy and modify user data
    B.
    Virus is a standalone program
    C.
    Virus is a code embedded in a legitimate program
    D.
    Virus cannot be detected.

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