[IBPS PO] Top Computer MCQ with Answers

1. To locate a data item for storage is


2. programs designed to perform specific tasks is known as

Application software

3. perforated paper used as input of output media is known as

Paper tapes

4. Time during which a job is processed by the computer is

Execution time

5. A computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as

Super computer

6. An approach that permits the computer to work on several programs instead of one is

Over lapped processing

7. A directly accessible appointment calendar is feature of a … resident package


8. The term gigabyte refers to

1024 megabytes

9. Which of the following processors use RISC technology?

Power PC

10. A/n …. Device is any device that provides information, which is sent to the CPU


11. Current SIMMs have either … or … connectors (pins)

30 or 72

12. The storage subsystem in a microcomputer consists mainly of … or … media with varying capacities

Magnetic or optical

13. Which of the following is not an input device?

COM (Computer Output to Microfilm)

14. The central processing unit (CPU) consists of

Control unit, arithmetic-logic unit and primary storage

15. EBCDIC can code up to how many different characters?


16. Which is considered a direct entry input device?

Optical scanner, Mouse and digitizer and Light pen

17. Which is used for manufacturing chips?


18. The computer code for the interchange of information between terminals is


19. A byte consists of

Eight bits

20. A hybrid computer

Resembles both a digital and analog computer


21. The ALU of a computer responds to the commands coming from

Control section

22. The act of retrieving existing data from memory is called

Read-out, Read from and Read

23. All modern computer operate on


24. Instructions and memory address are represented by

Binary codes

25. Which of the following code used in present day computing was developed by IBM Corporation?


26. What is the latest write-once optical storage media?

CD-ROM disk

27. The most important advantage of a video disk is

Potential capacity

28. What is the number of read-write heads in the drive for a 9-trac magnetic tape?


29. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?

Track number, Sector number and Surface number

30. As compared to diskettes, the hard disks are

More expensive

31. Floppy disks which are made from flexible plastic material are also called?


32. Regarding a VDU, Which statement is more correct?

It is a peripheral device

33. What is the name of the computer terminal which gives paper printout?

Hard copy terminal

34. Dot-matrix is a type of


35. The two kinds of main memory are:


36. A kind of serial dot-matrix printer that forms characters with magnetically-charged ink sprayed dots is called

Ink-jet printer

37. Which printer is very commonly used for desktop publishing?

Laser printer

38. An output device that uses words or messages recorded on a magnetic medium to produce audio response is

Voice response unit

39. Which of the following will happen when data is entered into a memory location?

It will erase the previous content

40. A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is


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