Computer Knowledge Practice Question and Answer

Q:

A 32 bit microprocessor has the word length equal to

1127 0

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

Q:

When does Time Bomb happen?

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  • 1
    during a particular logic and data
    Correct
    Wrong
  • 2
    during a particular date or time
    Correct
    Wrong
  • 3
    during a particular time
    Correct
    Wrong
  • 4
    none of the above
    Correct
    Wrong
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Answer : 2. "during a particular date or time"
Explanation :

it can be programmed to activate during a particular date or time, making it a significant threat if it goes undetected until the specified trigger conditions are met. Time bombs are often used by attackers to initiate their malicious activities at a specific moment, adding an element of surprise and making it difficult to prevent or mitigate the damage.

Q:

What is the meaning of data processing?

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  • 1
    Data collection
    Correct
    Wrong
  • 2
    Sending data
    Correct
    Wrong
  • 3
    Making data useful
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 3. "Making data useful"

Q:

What is CRAY?

1123 0

  • 1
    Microcomputer
    Correct
    Wrong
  • 2
    Mainframe computer
    Correct
    Wrong
  • 3
    Mini Computer
    Correct
    Wrong
  • 4
    super computer
    Correct
    Wrong
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Answer : 4. "super computer"

Q:

What is a drone?

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  • 1
    An unmanned aerial vehicle
    Correct
    Wrong
  • 2
    Wi-Fi technology
    Correct
    Wrong
  • 3
    Web browser
    Correct
    Wrong
  • 4
    Wireless charger
    Correct
    Wrong
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Answer : 1. "An unmanned aerial vehicle"
Explanation :

1. In technical language, the drone is an unmanned aircraft. These drones are formally known as Unmanned Aerial Vehicles (UAVs) or Unmanned Aircraft Systems (UASs). Drones are flying robots that are controlled via remote or fly automatically through software-controlled flight plans, which are embedded systems that work with the help of sensors and GPS.

Q:

Which is not a feature of software technology?

1121 0

  • 1
    It is soft technical approach.
    Correct
    Wrong
  • 2
    It is also called instructional technology.
    Correct
    Wrong
  • 3
    It is called Educational Technology First.
    Correct
    Wrong
  • 4
    Its main basis is psychology.
    Correct
    Wrong
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Answer : 3. "It is called Educational Technology First."

Q:

Windows 10 is present at the bottom of the user interface and usually contains the Start menu.

1119 0

  • 1
    Taskbar
    Correct
    Wrong
  • 2
    icon
    Correct
    Wrong
  • 3
    Microsoft
    Correct
    Wrong
  • 4
    fireball
    Correct
    Wrong
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Answer : 1. "Taskbar"

Q:

When was the first operating system developed?

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

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