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Q.

Which of the following resources must be protected by the operating system?

A

I/O

B

Memory

C

CPU

D

All of the above

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1.

What is the name of the operating system for the laptop computer called MacLite?

A

Windows

B

DOS

C

MS-DOS

D

OZ

E

None of the above

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2.

A page fault

A

is an error is a specific page

B

occurs when a program accesses a page of memory

C

is an access to a page not currently in memory

D

is a reference to a page belonging to another program

E

None of the above

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The Banker's algorithm is used

A

to rectify deadlock

B

to detect deadlock

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to prevent deadlock

D

to solve deadlock

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4.

Which of the following is not a system tool?

A

Scandisk

B

Drive space

C

Disk defragmenter

D

Doskey

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5.

Which of the following is characteristic of an operating system?

A

resource management

B

error recovery

C

memory management

D

All the above

E

None of the above

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