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Computer Quiz : Operating System Set – 14

Dear Aspirants,
Welcome to Online Computer Quiz in Affairscloud.com. Here we are providing sample questions in Operating System. It will be useful for all SBI/IBPS/LIC exams and other competitive exams. We have also included some important questions that are repeatedly asked in previous exams.

  1. When a computer is first turned on or restarted, a special type of absolute loader is executed called a _____
    A. Compile and Go ladder
    B. Boot Loader
    C. Bootstrap Loader
    D. Relating Loader
    E. None of these
    Answer
    Ans -C. Bootstrap Loader

  2. Which of the following memory allocation scheme suffers from external fragmentation?
    A. Segmentation
    B. Linking
    C. Reallocation
    D. Swapping
    E. None of these
    Answer
    Ans – A. Segmentation

  3. The time taken by the disk arm to locate the specific address of a sector for getting information is called _____
    A. Search Time
    B. Response Time
    C. Seek Time
    D. All of these
    E. None of these
    Answer
    Ans – C. Seek Time

  4. The Removal of process from active convention of CPU and reintroduce them into memory later is known as _____
    A. Interrupt
    B. Swapping
    C. Signal
    D. Thread
    E. None of these
    Answer
    Ans – A. Interrupt

  5. Which of the following is a part of Process Control Block(PCB)?
    A. Run Time
    B. Access Time
    C. Response Time
    D. Random Time
    E. Process State
    Answer
    Ans – E. Process State

  6. The kernel keeps track of the state of each task by using a data structure called
    A. Run Control Block
    B. Access Control Block
    C. Memory Control Block
    D. Process Control Block
    E. User Control Block
    Answer
    Ans – D. Process Control Block

  7. Which of the following is a high-speed cache used to hold recently referenced page table entries a part of paged virtual memory?
    A. Translation Lookaside Buffer
    B. Inverse Page Table
    C. Segmented Page Table
    D. All of these
    E. None of these
    Answer
    Ans – A. Translation Lookaside Buffer

  8. Which of the following is used to solve producer consumer problem?
    A. Semaphores
    B. Event Counters
    C. Monitors
    D. All of these
    E. None of these
    Answer
    Ans – D. All of these

  9. The problem of fragmentation arises in ______
    A. Static storage Allocation
    B. Static Allocation Storage
    C. Heap Allocation
    D. Stack allocation
    E. None of these
    Answer
    Ans – C. Heap Allocation

  10. A thread is a _____ process.
    A. Heavy-weight
    B. Multiprocess
    C. Interthread
    D. Light Weight
    E. None of these
    Answer
    Ans –D. Light Weight





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