Computer Knowledge Practice Question and Answer

Q:

What is the full form SMPS ?

1621 0

  • 1
    Store mode power supply
    Correct
    Wrong
  • 2
    Start mode power supply
    Correct
    Wrong
  • 3
    Switched mode power supply
    Correct
    Wrong
  • 4
    Single mode power supply
    Correct
    Wrong
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Answer : 3. "Switched mode power supply"

Q:

What is UBUNTU?

1621 0

  • 1
    Programming Language
    Correct
    Wrong
  • 2
    Operating System
    Correct
    Wrong
  • 3
    Microprocessor
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Operating System"

Q:

Which of the following can be considered as e-Governance services?

1617 0

  • 1
    Driving License
    Correct
    Wrong
  • 2
    Driving a Car
    Correct
    Wrong
  • 3
    Buying Vegetables
    Correct
    Wrong
  • 4
    Printing T-Shirt
    Correct
    Wrong
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Answer : 1. "Driving License"
Explanation :

1. E-governance refers to the use of information and communication technologies (ICT) to increase the reach and efficiency of public services.

2. “E” in e-governance stands for ‘electronic’.

3. E-governance can be defined as the application of information and communication technology (ICT) to provide government services, exchange of information, transactions, and integration of pre-existing services and information portals.

Q:

Which is not the extension of picture file on computer

1615 0

  • 1
    .jpeg
    Correct
    Wrong
  • 2
    .png
    Correct
    Wrong
  • 3
    .gif
    Correct
    Wrong
  • 4
    .mdp
    Correct
    Wrong
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Answer : 4. ".mdp "

Q:

Which keys are used to switch between programs in windows?

1612 0

  • 1
    Ctrl+TAB
    Correct
    Wrong
  • 2
    Alt+TAB
    Correct
    Wrong
  • 3
    Shift+TAB
    Correct
    Wrong
  • 4
    Shift+Enter
    Correct
    Wrong
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Answer : 2. "Alt+TAB"
Explanation :

In Windows, pressing the "Alt" key along with the "Tab" key (Alt+Tab) allows you to switch between open programs or applications. This keyboard shortcut displays a list of open windows, and you can cycle through them by continuing to press the "Tab" key while holding down the "Alt" key, and then release both keys to switch to the selected program.

Q:

The instruction about booting your system is stored in:

1611 0

  • 1
    RAM
    Correct
    Wrong
  • 2
    CPU
    Correct
    Wrong
  • 3
    BIOS
    Correct
    Wrong
  • 4
    Register
    Correct
    Wrong
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Answer : 3. "BIOS"
Explanation :

The instructions about booting your system are stored in the Basic Input/Output System (BIOS) or its modern equivalent, Unified Extensible Firmware Interface (UEFI). BIOS/UEFI is firmware that is built into the computer's motherboard and contains low-level software that initializes and initializes hardware components, including the system boot process. It provides the necessary instructions for the computer to boot up and load the operating system from the storage device.

Q:

When the pointer is positioned on a it is shaped like a hand . 

1609 0

  • 1
    grammar error
    Correct
    Wrong
  • 2
    hyperlink
    Correct
    Wrong
  • 3
    screen tip
    Correct
    Wrong
  • 4
    spelling error
    Correct
    Wrong
  • 5
    formatting error
    Correct
    Wrong
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Answer : 2. " hyperlink "

Q:

Which of the following is correct?
I. GUI-Graphical User Interface
II. VDU-Visual Display Unit
III. ALU-All Logical Unit

1608 0

  • 1
    I and II
    Correct
    Wrong
  • 2
    I and III
    Correct
    Wrong
  • 3
    Only III
    Correct
    Wrong
  • 4
    Only II
    Correct
    Wrong
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Answer : 1. "I and II "

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