Computer Knowledge Practice Question and Answer

Q:

Which of the following devices tells the difference between multicast and unicast packets?

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  • 1
    multicast switch
    Correct
    Wrong
  • 2
    developed
    Correct
    Wrong
  • 3
    advanced router
    Correct
    Wrong
  • 4
    multicast router
    Correct
    Wrong
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Answer : 1. "multicast switch"
Explanation :

Multicast switch


Q:

In Internet terminology "IP." It means?

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  • 1
    Internet Provider
    Correct
    Wrong
  • 2
    Internet Protocol
    Correct
    Wrong
  • 3
    Internet Process
    Correct
    Wrong
  • 4
    Internet Program
    Correct
    Wrong
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Answer : 2. "Internet Protocol"

Q:

The printed output from the computer is often called:

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  • 1
    Copy
    Correct
    Wrong
  • 2
    Soft copy
    Correct
    Wrong
  • 3
    Hard copy
    Correct
    Wrong
  • 4
    Paper
    Correct
    Wrong
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Answer : 3. "Hard copy"
Explanation :

1. The output printed from the computer is called a hard copy.

2. “When we see any text or image or any design inside any computer software, then to make that design or text a document, with the help of a printer, with the help of a hard copy generator. If it is printed on paper, then that printed paper is called a Hard Copy”.

Q:

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

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  • 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:

What is the complete form of Url?

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  • 1
    Unified Resource Location
    Correct
    Wrong
  • 2
    Uniform Resource Locator
    Correct
    Wrong
  • 3
    Uniform Resource Location
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 2. "Uniform Resource Locator"
Explanation :

1. The full form of URL is Uniform Resource Locator. A uniform resource locator, colloquially called a web address.

2. In normal text ads, you define the display URL yourself: If your website address begins with a subdomain (for example, "support" in "support.google.com"), your display URL May include that subdomain.

3. In expanded text ads, your display URL is a combination of your website's domain (and, where applicable, subdomains) and the text in your “Path” field.

Q:

This part of the operating system restricts essential peripherals such as the keyboard, screen, disk, and parallel and serial ports

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  • 1
    Basic Input / Output System
    Correct
    Wrong
  • 2
    Secondary Input / Output System
    Correct
    Wrong
  • 3
    Peripheral Input / Output System
    Correct
    Wrong
  • 4
    Marginal Input / Output System
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 1. "Basic Input / Output System"

Q:

Which button is used to enlarge the display of Windows?

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  • 1
    scroll box
    Correct
    Wrong
  • 2
    down size
    Correct
    Wrong
  • 3
    maximize
    Correct
    Wrong
  • 4
    minimize
    Correct
    Wrong
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Answer : 3. "maximize"

Q:

What does the comment give for a cell entry to show on the screen?

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  • 1
    Comment
    Correct
    Wrong
  • 2
    Indicator
    Correct
    Wrong
  • 3
    Picture
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "Comment"
Explanation :

The comment given for a cell entry displays the following information on the screen:

1. Comment text: The comment text is written by the person who is rating the item. This text may express the person's opinion or reaction to CellEntry.

2. Comment Rating: Comment rating is a numerical value that reflects the quality of the cell entry. Ratings usually range from 1 to 5, where 1 is the lowest and 5 is the highest.

3. Comment time: Comment time is the time when the comment was written.

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