Computer Knowledge Practice Question and Answer

Q:

Microprocessor as a switching device is for which generation of computers?

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  • 1
    first generation
    Correct
    Wrong
  • 2
    second generation
    Correct
    Wrong
  • 3
    third generation
    Correct
    Wrong
  • 4
    fourth generation
    Correct
    Wrong
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Answer : 4. "fourth generation"

Q:

Through _______ can you link any location of the current document to another document or website?

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  • 1
    Link
    Correct
    Wrong
  • 2
    Hyperlink
    Correct
    Wrong
  • 3
    Database
    Correct
    Wrong
  • 4
    Form
    Correct
    Wrong
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Answer : 2. "Hyperlink"
Explanation :

1. Through hyper link you can connect any location of the current document to another document or website.

2. Hypers are found in almost all web pages. Links allow users to click from one page to another.

Q:

Which of the following statements is true?
 (I) Primary storage units have faster access time and less storage capacity than secondary storage units.
 (II) Primary storage units have sequential access.
 (III) Secondary storage units are non-volatile storage.

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  • 1
    (I) and (II) only
    Correct
    Wrong
  • 2
    (I) and (III) only
    Correct
    Wrong
  • 3
    (II) and (III) only
    Correct
    Wrong
  • 4
    All (I), (II) and (III)
    Correct
    Wrong
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Answer : 2. "(I) and (III) only"
Explanation :

All of the following statements are true.

(I) Primary storage units have faster access time and less storage capacity than secondary storage units.

(II) Secondary storage units are non-volatile storage.

Q:

When the Tab key is pressed, how many space characters are inserted?

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  • 1
    1
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 4. "4"
Explanation :

1. When the Tab key is pressed, 4 space characters are inserted.

2. The following are the tasks performed by the keyboard-

- With its help, alpha-numerical data is easily input into the computer.

- In the absence of a mouse, many of the tasks done by the mouse can be done.

- Through this, commands are given to the computer.

- By using the combination of buttons (shortcut keys) present in it, many operations can be performed, which saves a lot of time.

- Apart from this, tasks like playing games, controlling music etc. can be done.

Q:

Internet search engine is an example of-

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  • 1
    Windows
    Correct
    Wrong
  • 2
    Linux
    Correct
    Wrong
  • 3
    Yahoo
    Correct
    Wrong
  • 4
    MS Word
    Correct
    Wrong
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Answer : 3. "Yahoo"

Q:

Which key enables you to delete characters to the right of the cursor?

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  • 1
    End
    Correct
    Wrong
  • 2
    Backspace
    Correct
    Wrong
  • 3
    Delete
    Correct
    Wrong
  • 4
    Home
    Correct
    Wrong
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Answer : 3. "Delete"

Q:

What is the full form of ISDN?

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  • 1
    Input Service Digital Network
    Correct
    Wrong
  • 2
    Integrated Services Digital Network
    Correct
    Wrong
  • 3
    Integrated Switch Digital Network
    Correct
    Wrong
  • 4
    Input Switch Digital Network
    Correct
    Wrong
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Answer : 2. "Integrated Services Digital Network"

Q:

The transfer of data from one application to another in a computer is called -

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  • 1
    Dynamic Data Exchange
    Correct
    Wrong
  • 2
    dynamic disk exchange
    Correct
    Wrong
  • 3
    dodgy data exchange
    Correct
    Wrong
  • 4
    dogmatic data exchange
    Correct
    Wrong
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Answer : 1. "Dynamic Data Exchange"

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