Online Examination

Question# 1. memory which offers a combination of features of ram and rom is called .

dimm

flash memory

solid state memory disks

none of these

Question# 2. which of the following memories must be refreshed many times per second?

static ram

dynamic ram

eprom

rom

Question# 3. Which of the following is NOT a characteristic of Pen Drive?

It is portable device.

It is connected through USB port.

It is an example of optical Drive.

It is very easy to disconnect and carry anywhere safely.

Question# 4. What is the full form of BIOS ?

Binary input output system

Basic input output system

Binary 1 O system

Basic 1O system

Question# 5. which one has the highest storage capacity?

hard disk

floppy disk

compact disk

blu ray disk

Question# 6. which technique is used to improve the work-capacity of hard disk?

disk caching

raid

file compression and decompression

all the above

Question# 7. which operations are performed by ram?

read

write

read and write

depends on computer

Question# 8. the principle of locality of reference justifies the use of:

re-enterable

non reusable

virtual memory

cache memory

Question# 9. 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# 10. a hard disk is divided into tracks which are further subdivided into:

clusters

sectors

vectors

heads

Question# 11. What is the meaning of acronym Gbps?

Good bits past secure

Great bits previous secure

Global bits public secure

Giga bits per second

Question# 12. which is an example of optical disk?

hard disk

floppy disk

ram

compact disk

Question# 13. which of the following belongs to electro-magnetic disk?

floppy disk

hard disk

blu ray disk

both (A) and (B)

Question# 14. 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# 15. Which is an example of optical disk ?

Hard Disk

ROM

RAM

CD-R

Question# 16. 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# 17. A DVD is an example of:

Computing device

Storage device

Both (A) and (B)

None of the above

Question# 18. which one of the following is not a secondary storage device?

pen drive

hard disk

ram

magnetic tape

Question# 19. Random access memory of a system is:

Permanent

Doesn't exist

Temporary

All of the above

Question# 20. 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# 21. which hard disk will be able to store more information?

24 MB

2400 KB

24 GB

240 MB

Question# 22. RFID stands for:

Radio frequency identification

Red frequency identification

Regular frequency identification

None of the above

Question# 23. 1 GB is equal to:

230 bits

230 bytes

230 bits

220 bytes

Question# 24. a collection of 8 bytes is called-

bit

record

nibble

none of the above

Question# 25. What is the name given to a part of circle on which data is written in a storage media?

Track

Sector

Cylinder

Spiral

Question# 26. in terms of computer storage, which of the following is the largest unit of measurement?

byte

kilobyte (kb)

megabyte (mb)

gigabyte (gb)

Question# 27. one mega byte is equal to?

1024 bytes

1024 kilo bytes

1024 giga bits

1024 bits

Question# 28. The process of copying a file into CD/DVD is often called as :

Storing

Burning

Pasting

Assembling

Question# 29. 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# 30. the principle of locality of reference justifies the use of :

non reusable

semaphore

hard disk

cache memory

Question# 31. Which memory is used to store most frequently accessed information from the RAM?

Cache Memory

Main Memory

Register

ROM

Question# 32. A __________ key consists of one or more fields that uniquely identify each record in a table in MS-Access.

Text

Field

Primary

Secondary

Question# 33. a cd, dvd, pen drive are examples of:

computing device

storage device

both (A) and (B)

none of the above

Question# 34. one byte is equal to how many bits?

4 bits

8 bits

12 bits

16 bits

Question# 35. memory of a system is measured in:

mhz, ghz

kms/sec

mb, gb, tb

all of the above

MULTITECH

O Level

Question Paper

O Level