Operating System Questions

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141.

Operating system is a ......

A

System software

B

Application software

C

Presentation software

D

Database software

Correct Answer: A

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

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142.

To display a shortcut menu for an object you use

A

Click the object

B

Right click the object

C

Point the object and press Ctrl+P

D

Touch the object on the screen with your finger

Correct Answer: B

None.

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143.

Which of the following separates primary file and extension is

A

Dot

B

Period

C

Point

D

All of the above

Correct Answer: D

None.

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144.

In Microsoft windows, the graphical pattern on the desktop used as background for windows is

A

Icons

B

Wall paper

C

Picture

D

Background

Correct Answer: B

More commonly referred to as a desktop background in Windows, a wallpaper is an image that is used as a backdrop on any graphical user interface that has a desktop. More plainly, it is the picture or pattern you see on the main screen after your computer has booted up.

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145.

All of the following are task performed by the operating system except

A

Managing hardware on the computer

B

Controlling the access that application program has to the CPU

C

Performing housekeeping task like file compression and disk defragmentation

D

Provides an interface for user to interact with computer

Correct Answer: C

None.

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146.

Which of the following is not an operating system?

A

CP / M

B

Unix

C

Pascal

D

MS DOS

Correct Answer: C

None.

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147.

Operating system is like a

A

Government

B

Police

C

Parliament

D

All of above

Correct Answer: A

None.

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148.

Underlined character on the menu or dialog box known as

A

Hot spot

B

Hot key

C

Pane

D

Underline word

Correct Answer: B

None.

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149.

Which key deletes text before, or to the left, of the insertion point?

A

PageUp

B

Delete

C

PageDown

D

BackSpace

Correct Answer: D

None.

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150.

The chunks of a memory are known as

A

Sector

B

Offset

C

Page

D

Frame

Correct Answer: D

None.

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