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Q.

The primary job of the operating system of a computer is to

A

command resources

B

manage resources

C

provide utilities

D

be user friendly

E

None of the above

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MCQ

1.

Which are the most important features of Microsoft Windows program?

A

Windows

B

Pull-down menus

C

Icons

D

All of the above

E

None of the above

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The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is

A

8

B

1

C

16

E

None of the above

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A ..... allows you to write on screen with a digital pen and convert that writing into characters that the PC can process

A

Monitor RS

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Tablet PC

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Database manager

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4.

A system program that combines the separately compiled modules of a program into a form suitable for execution

A

assembler

B

linking loader

C

cross compiler

D

load and go

E

None of the above

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5.

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

A

Icons

B

Wall paper

C

Picture

D

Background

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