Online Examination

Question# 1. which one has the highest storage capacity?

hard disk

floppy disk

compact disk

blu ray disk

Question# 2. which of the following is correct?

1kb=1024 bytes

1mb=2048 bytes

1mb=1000 kilobytes

1kb=1000 bytes

Question# 3. RAM stands for:

Really Accessible Memory

Read Access Memory

Random Available Memory

Random Access Memory

Question# 4. in which of the following form, data is stored in computer?

decimal

binary

hexadecimal

octal

Question# 5. cache memory works on the principle of -----------.

locality of data

locality of memory

locality of reference

locality of reference and data

Question# 6. which among following is odd?

cd/dvd

floopy disks

sd disk

bios

Question# 7. 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# 8. the following is not the type of rom-

prom

erom

flash memory

none of the above

Question# 9. The concentric circles on a magnetic disk are called:

Sectors

Cylinders

Tracks

Surfaces

Question# 10. which of the following is closely related to locality of reference ?

hard drive

cache memory

cd-rw

joystick

Question# 11. The process of copying a file into CD \DVD often called as :

Storing

Burning

Pasting

Cutting

Question# 12. which operations are performed by ram?

read

write

read and write

depends on computer

Question# 13. -------------------------- is a non-volatile memory.

sram

dram

rom

none of the above

Question# 14. 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# 15. A DVD is an example of:

Computing device

Storage device

Both (A) and (B)

None of the above

Question# 16. 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# 17. a hard disk is divided into tracks which are further subdivided into:

clusters

sectors

vectors

heads

Question# 18. which of the following is an optical storage device?

hard disk

flash memory cards

DVD

usb drive

Question# 19. which of the following is the smallest unit in digital system ?

byte

word

character

bit

Question# 20. 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# 21. a collection of 8 bytes is called-

bit

record

nibble

none of the above

Question# 22. What is the name given to a part of circle on which data is written in a storage media?

Track

Sector

Cylinder

Spiral

Question# 23. Which of the following is the primary memory

RAM

ROM

Floppy

Hard Disk

Question# 24. 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# 25. the principle of locality of reference justifies the use of:

re-enterable

non reusable

virtual memory

cache memory

Question# 26. Which is an example of optical disk ?

Hard Disk

ROM

RAM

CD-R

Question# 27. 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# 28. memory of a system is measured in:

mhz, ghz

kms/sec

mb, gb, tb

all of the above

Question# 29. memory which offers a combination of features of ram and rom is called .

dimm

flash memory

solid state memory disks

none of these

Question# 30. A __________ key consists of one or more fields that uniquely identify each record in a table in MS-Access.

Text

Field

Primary

Secondary

Question# 31. 1gb=

1billion byte

1million byte

10 mega byte

100 mega byte

Question# 32. What is the full form of BIOS ?

Binary input output system

Basic input output system

Binary 1 O system

Basic 1O system

Question# 33. Random access memory of a system is:

Permanent

Doesn't exist

Temporary

All of the above

Question# 34. why we use cache memory in the computer system?

it uses optical and magnetic mechanism for storing dat

it has low access time than main memory.

it has a higher storage capacity than secondary memory.

it permanently stores the data.

Question# 35. To write 2GB data which of the following device cannot be used–

CD

DVD

HD DVD

DVD–RW

MULTITECH

O Level

Question Paper

O Level