Operating System Questions – Set 13

Dear Aspirants,
Welcome to the Professional Knowledge Section in Affairscloud.com. Here we are providing sample questions in Operating System. It will be useful for the IBPS SO IT officer and SBI Assistant Manager(System). We have also included some important questions that are repeatedly asked in previous exams.

  1. Which of the following is the creation of a virtual rather than actual version of an operating system?
    A. Compression
    B. Virtualization
    C. Synchronization
    D. Multithreading
    E. None of these
    Answer & Explanation
    B. Virtualization
    Explanation:
    Virtualization is the creation of a virtual rather than actual version of an operating system.
  2. Which of the following is the primary and first installed operating system.?
    A. Guest OS
    B. Host OS
    C. Common OS
    D. Shared OS
    E. None of these
    Answer & Explanation
    B. Host OS
    Explanation:
    Host OS is the primary and first installed operating system
  3. Which is a virtual machine (VM) that is installed under the host operating system?
    A. Guest OS
    B. Network OS
    C. Common OS
    D. Shared OS
    E. None of these
    Answer & Explanation
    A. Guest OS
    Explanation:
    Guest OS is a virtual machine (VM) that is installed under the host operating system
  4. Which of the following is an operating system with ability to handle multiple interrupts concurrently?
    A. Network OS
    B. Guest OS
    C. Host OS
    D. Interruptible OS
    E. Uninterruptible OS
    Answer & Explanation
    D. Interruptible OS
    Explanation:
    Interruptible OS is an operating system with ability to handle multiple interrupts concurrently
  5. Which is a computer software, firmware, or hardware, that creates and runs virtual machine?
    A. Hypervisor
    B. Uninterruptible OS
    C. Parser
    D. Network OS
    E. None of these
    Answer & Explanation
    A. Hypervisor
    Explanation:
    Hypervisor is a computer software, firmware, or hardware, that creates and runs virtual machine.
  6. Which of the following is the smallest operating systems run on credit card sized devices containing a CPU chip?
    A. Network OS
    B. Guest OS
    C. Host OS
    D. Embedded OS
    E. Smart Card OS
    Answer & Explanation
    E. Smart Card OS
    Explanation:
    Smart Card OS is the smallest operating systems run on credit card sized devices containing a CPU chip
  7. Which of the following is the abstraction of upper layer protocols from physical connections?
    A. Para-Virtualization
    B. Memory Virtualization
    C. I/O Virtualization
    D. All of these
    E. None of these
    Answer & Explanation
    C. I/O Virtualization
    Explanation:
    I/O Virtualization is the abstraction of upper layer protocols from physical connections or physical transport
  8. It is an enhancement of virtualization technology in which a guest OS is recompiled prior to installation inside a virtual machine is known as?
    A. Para-Virtualization
    B. Memory Virtualization
    C. I/O Virtualization
    D. All of these
    E. None of these
    Answer & Explanation
    A. Para-Virtualization
    Explanation:
    Para-Virtualization is an enhancement of virtualization technology in which a guest OS is recompiled prior to installation inside a virtual machine
  9. Which is a protocol that one program can use to request a service from a program of another computer on a network?
    A. Para-Virtualization
    B. Memory Virtualization
    C. I/O Virtualization
    D. Remote Procedure Call
    E. Load Balancing
    Answer & Explanation
    D. Remote Procedure Call
    Explanation:
    Remote Procedure Call is a protocol that one program can use to request a service from a program of another computer on a network without having to understand the network’s details
  10. Which of the following is the main reason for computer server clustering?
    A. Para-Virtualization
    B. Memory Virtualization
    C. I/O Virtualization
    D. Remote Procedure Call
    E. Load Balancing
    Answer & Explanation
    E. Load Balancing
    Explanation:
    Load Balancing is the main reason for computer server clustering.
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