COMPUTER - QUESTIONS AND ANSWERS - SCHOOL LEVEL

1. What do you mean by PC?

Personal computer

2. A machine that uses binary logic to process information is ............

Computer

3. Computer we use for personal use is called

PC.

4. On railway station computers are used for

Tickets

5. With computer we can

Write letters, Make drawings, Play games

6. Engineers take the help of computers to

design maps of buildings

7. Devices that allow you to put information into the computer

Input

8. The case of outer shell of the CPU is the

Cabinet

9. Rohit has a personal computer. He has added a new hardware to it. It can be ......

CD-ROM

10. The part of computer that we can see or touch is

Hardware

11. The information you save into the computer is called..................

Data

12. ........... is needed as input by a computer to work.

Data

13. A keyboard is ................ device.

Input

14. Which is the standard input device

Keyboard

15. An input device that has keys for letters, numbers, and symbols is ..................

Keyboard

16. Without this, we cannot interact with a computer. What is this ?

Input device

17. Which of the following item is NOT an input device?

A. Keyboard B. Mouse

C. Printer D. Joy stick

Ans: Printer (C)

18. A piece of hardware that looks like a TV

Monitor

19. A hand-held input device that moves the arrow pointer on the screen and lets you select items by clicking on it.

Mouse

20. Input device used to select or highlight is

Mouse

21. Computer screen can be named as

Monitor and VDU (Visual Display Unit)

22. The computer monitor is which type of device?

Output

23. Which is the TV-like part of the computer?

Monitor

24. An output device that produces a hard copy of the information on your screen is ..................

Printer

25. An output device that displays text and graphics generated by a computer is ........

Slide show

26. It displays the data and the instructions when they are typed on the keyboard. It is

Monitor

27. VDU is

Monitor

28. Which one of the following devices is needed to hear multimedia software ?

Speakers

29. Which among the following is not an output device?

A. Printer B. Speakers

C. Keyboard D. Monitor

Ans: Keyboard (C)

30. Output from a printer is

Printout

31. Which one of the following is called the ‘brain’ of the computer?

CPU

32. The main chip in a computer that processes digital information and can do millions of calculations per second is

CPU

33. CPU means

Central Processing Unit

34. It controls all parts of computers, namely monitor, keyboard and mouse. It is

CPU

35. Which of the following is a component of CPU ?

ALU

36. Information can be stored on all of the following except –

A. A diskette

B. The keyboard

C. A CD-ROM

D. The hard drive

Ans: Key Board (B)

37. Find the odd one out.

A. Central processing unit

B. Arithmetical and logical unit

C. Control unit

D. Memory unit

Ans: Central Processing Unit

38. Processing speed of computer is dependent on

CPU

39. The part of CPU which is capable of performing addition, subtraction,

multiplication, division as well as comparison is

ALU

40. A computer’s temporary memory is

called...

RAM

42. This is a permanent storage device.

Hard disk

43. A place in the computer system where data and programs are temporarily stored

Memory

44. The primary device that a computer uses to store information is ..............

Hard drive

45. The smallest item of useful information a computer can handle

Bits

46. Eight bits of data is equal to one

Byte

48. A plastic coated disk that stores digital data on the surface and is read by

scanning the surface with a laser beam is called .....................

CD-ROM

49. The primary device that a computer uses to store programs and files. Generally “C:” drive on PC

Hard drive

50. It puts information into the computer. (Examples: keyboard, mouse, scanner,

digital camera, microphone.)

Input device

51. Information can be stored on all of the following except ................

A. A diskette B. The hard drive

C. The keyboard D. A CD-ROM

Ans: Keyboard

52. Jyoti has a newly formatted floppy disk that holds 1.44 MB. Which file will NOT fit on this disk ?

A. Amphibians 1.00 MB

B. Reptiles 1.80 MB

C. Fish 1.30 MB

D. Birds 1.10 MB

Ans: B

53. 1024 bytes equals

1 Kilo byte (KB)

54. 8 bits equal

1 byte

55. 1 KB is equal to ..............

1024 bytes

56. A device that reads the information contained on a disk and transfers it to the

computer’s memory.

Disk drive

57. The information is stored in it as long as computer is on. The moment the computer is switched off the date, instructions, and information are lost. It is

RAM

58. A small device that is used to control pointer on the screen is called

Mouse

59. Dinesh has no printer to print his report. He wants to take it to Vipul’s computer

because he has a printer. He should save his report on a ....

Pen drive, CD, Floppy

60. The device is used to listen music and sound through computer. Identify it

Speaker

61. In a sky fight video game, for moving a plane, which device is more easy to use ?

Joystick

62. CD-ROM stands for ................

CD-read only memory

63. Identify the device which is used to play games in computers

Joystick

64. Which one of the following device is used to scan pictures in the computer?

Scanner

65. The device that keeps a computer running for several minutes after a power failure is known as ...........

UPS

66. UPS is the short name for .............

Uninterrupted Power Supply

67. A peripheral input device that uses light sensing equipment to read paper images

and translates the images into digital information is called .................

Scanner

68. An external device that plugs into a computer, such as a printer, modem,

scanner, digital camera or speaker.

Peripherals

69. It takes pictures without film and stores snapshots as digital files in its memory.

The picture files are transferred to a computer through a cable or disk.

Digital camera

70. Scanner is a machine that

Reproduces images onto a computer 16. Which one of the following devices could be used to place a photograph into a document? Scanner

71. A printer is needed to .................

Create hard copies of documents

72. Joystick is

Input Device

73. You have a great picture of yours when you were 2 yrs old., that you want to send

to your friend. The way to put the picture into the computer is .............. .

By scanning it

74. Trisha needs to put pictures of the asketball team to place in tomorrow’s

school newspaper. The fastest way to d this would be to use a ––

Scanner

75. Maya’s teacher bought come new software, which is shown here. Where in

the computer will she put this in order to run the new

software?

CD-ROM

76. Pallavi has colour pictures in her document, and a black and white printer.

What will happen to the pictures when she prints the document on her printer?

They will print as if they were black and white

77. Data can be fed into a CD using

Compact disk