Online Examination

Question# 1. which operations are performed by ram?

read

write

read and write

depends on computer

Question# 2. memory of a system is measured in:

mhz, ghz

kms/sec

mb, gb, tb

all of the above

Question# 3. the principle of locality of reference justifies the use of:

re-enterable

non reusable

virtual memory

cache memory

Question# 4. Random access memory of a system is:

Permanent

Doesn't exist

Temporary

All of the above

Question# 5. one mega byte is equal to?

1024 bytes

1024 kilo bytes

1024 giga bits

1024 bits

Question# 6. In terms of computer storage, which of the following is the largest unit of measurement?

Byte

Kilobyte (kb).

Megabyte (Mb).

Gigabyte (Gb).

Question# 7. the following is not the type of rom-

prom

erom

flash memory

none of the above

Question# 8. which of the following memories must be refreshed many times per second?

static ram

dynamic ram

eprom

rom

Question# 9. which of the following has the least storage capacity?

Floppy Disc

Cd

(C) Dvd

Hard Disc

Question# 10. which technique is used to improve the work-capacity of hard disk?

disk caching

raid

file compression and decompression

all the above

Question# 11. in hard disk, the track 0 is:

the outermost

the innermost

totally dependent on machine

none of these

Question# 12. Which of the following are correct examples of pointing devices ?

Trackball, Touchpad and Mouse

Motherboard and processor

Monitor, Printer, Headphone and speaker

Hard disk drive and pen drive

Question# 13. in which of the following form, data is stored in computer?

decimal

binary

hexadecimal

octal

Question# 14. Virtual Memory is _______.

Extremely Large Main memory

Extremely large secondary memory

An illusion of extremely large main memory

An illusion of extremely large secondary memory

Question# 15. which is an example of optical disk?

hard disk

floppy disk

ram

compact disk

Question# 16. The concentric circles on a magnetic disk are called:

Sectors

Cylinders

Tracks

Surfaces

Question# 17. deleted data remains on a disk until:

the data is not overwritten

the disk is not scanned

the recycle bin is not emptied

a file compression utility is not used

Question# 18. Advantage(s) of cache memory

Cache memory is faster than the main memory

It stores data for temporary use.

Cache memory has limited capacity

It stores the program that can be stored within a short period of time

Question# 19. cache memory works on the principle of -----------.

locality of data

locality of memory

locality of reference

locality of reference and data

Question# 20. 1 GB is equal to:

230 bits

230 bytes

230 bits

220 bytes

Question# 21. What is the full form of BIOS ?

Binary input output system

Basic input output system

Binary 1 O system

Basic 1O system

Question# 22. which of the following is correct?

1kb=1024 bytes

1mb=2048 bytes

1mb=1000 kilobytes

1kb=1000 bytes

Question# 23. an intelligent robot:

responds to the changes in its environment.

follows instrucation mindlessly.

possesses no more intelligence than a dishwasher.

does all of the above.

Question# 24. a cd, dvd, pen drive are examples of:

computing device

storage device

both (A) and (B)

none of the above

Question# 25. RFID stands for:

Radio frequency identification

Red frequency identification

Regular frequency identification

None of the above

Question# 26. What is the name given to a part of circle on which data is written in a storage media?

Track

Sector

Cylinder

Spiral

Question# 27. A DVD is an example of:

Computing device

Storage device

Both (A) and (B)

None of the above

Question# 28. which one of the following is not a secondary storage device?

pen drive

hard disk

ram

magnetic tape

Question# 29. the principle of locality of reference justifies the use of :

non reusable

semaphore

hard disk

cache memory

Question# 30. which of the following comes under the category of the optical disc? Select the most appropriate option from the following:

CD-R

CD-RW

DVD

All of the above

Question# 31. What is the meaning of acronym Gbps?

Good bits past secure

Great bits previous secure

Global bits public secure

Giga bits per second

Question# 32. which hard disk will be able to store more information?

24 MB

2400 KB

24 GB

240 MB

Question# 33. Computer abbreviation of KB is:

Kilo Byte

Kilo Bits

Kilo BIOS

None of the above

Question# 34. The light sensing device that reads printed text and graphics and then translates the result into a form the computer can process is called a (n):

Optical reader

Bar code scanner

Plotter

Optical scanner

Question# 35. which of the following is an optical storage device?

hard disk

flash memory cards

DVD

usb drive

MULTITECH

O Level

Question Paper

O Level