Operating System Questions Practice Question and Answer

Q:

The main function of the operating system is-

353 0

  • 1
    save file
    Correct
    Wrong
  • 2
    Controlling the hardware and software part
    Correct
    Wrong
  • 3
    Organizing all the files and folders
    Correct
    Wrong
  • 4
    both (b) and (c)
    Correct
    Wrong
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Answer : 4. "both (b) and (c)"
Explanation :

The main function of the operating system is to control both the hardware and software components of a computer. It acts as an intermediary, managing hardware resources and allowing software applications to run and interact with the computer's hardware. While organizing files and folders is a task performed by the operating system, its primary role is to facilitate communication between software and hardware, ensuring the computer functions properly.


Q:

When was the MS Windows operating system proposed?

555 0

  • 1
    1994
    Correct
    Wrong
  • 2
    1990
    Correct
    Wrong
  • 3
    1992
    Correct
    Wrong
  • 4
    1995
    Correct
    Wrong
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Answer : 4. "1995"

Q:

Which interface is provided to access the services of the operating system?

481 0

  • 1
    system calls
    Correct
    Wrong
  • 2
    API
    Correct
    Wrong
  • 3
    library
    Correct
    Wrong
  • 4
    assembly instructions
    Correct
    Wrong
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Answer : 1. "system calls"

Q:

When was the first operating system developed?

503 0

  • 1
    1994
    Correct
    Wrong
  • 2
    1949
    Correct
    Wrong
  • 3
    1950
    Correct
    Wrong
  • 4
    1951
    Correct
    Wrong
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Answer : 3. "1950"

Q:

Which of the following is not true?

317 0

  • 1
    Kernel is a program that constitutes the central core of an operating system
    Correct
    Wrong
  • 2
    Kernel is the first part of the operating system to be loaded into memory during booting
    Correct
    Wrong
  • 3
    Kernel is made up of various modules which cannot be loaded into running operating system
    Correct
    Wrong
  • 4
    Kernel remains in memory during the entire computer session
    Correct
    Wrong
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Answer : 3. "Kernel is made up of various modules which cannot be loaded into running operating system"

Q:

What is the mascot of the Linux operating system?

1199 0

  • 1
    Bear
    Correct
    Wrong
  • 2
    Penguin
    Correct
    Wrong
  • 3
    Lion
    Correct
    Wrong
  • 4
    whale
    Correct
    Wrong
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Answer : 2. "Penguin"
Explanation :

The mascot of the Linux operating system is a penguin named Tux. Tux was created by Larry Ewing and has become the widely recognized symbol representing the Linux kernel and the open-source software community.


Q:

What is the maximum length of file name in DOS?

378 0

  • 1
    4
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "8"

Q:

Which of the following error will be handled by the operating system?

464 0

  • 1
    power failure
    Correct
    Wrong
  • 2
    lack of paper in the printer
    Correct
    Wrong
  • 3
    connection failure in the network
    Correct
    Wrong
  • 4
    all of the above
    Correct
    Wrong
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Answer : 4. "all of the above"
Explanation :

All the mentioned errors are handled by OS. The OS is continuously monitoring all of its resources. Also, the OS is constantly detecting and correcting errors.

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