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Q.

The memory which allocates space for DOS and application is called

A

Expanded memory

B

Cache memory

C

Virtual memory

D

Conventional memory

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MCQ

1.

If the number of bits in a virtual address of a program is 16 and the page size is 0.5 K bytes, the number of pages in the virtual address space is

A

16

B

32

C

64

D

128

E

None of the above

Discussion

MCQ

2.

The process of transferring data intended for a peripheral device into a disk (or intermediate store) so that it can be transferred to peripheral at a more convenient time or in bulk, is known as

A

multiprogramming

B

spooling

C

caching

D

virtual programming

E

None of the above

Discussion

MCQ

3.

Multi programming systems ......

A

Are easier to develop than single programming system

B

Execute each job faster

C

Execute more jobs in the same time period

D

Are used only by large mainframe computer

Discussion

MCQ

4.

Virtual memory is

A

simple to implement

B

used in all major commercial operating systems

C

less efficient in utilization of memory

D

useful when fast I/O devices are not available

E

None of the above

Discussion

MCQ

5.

The _____ tells the computer how to use its components.

A

Utility

B

Network

C

Operating system

D

Application program

E

None of these

Discussion

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