Form 1 Computer Studies questions and answers for Introduction to Computers

Questions/Lessons List

1. Define the term datum? Give an example ( free lesson)

2. Differentiate between analog data and digital data. ( free lesson)

3. For information to be created, data must be processed. Give an example of data and the process done to it to convert it to information. ( free lesson)

4. Give two reasons why laptops are more expensive than desktop computers with the same specifications ( free lesson)

5. Differentiate between computer onboard devices and peripheral devices. ( free lesson)

6. Mention three characteristics of the 4th generation computers. ( free lesson)

7. Write the following computer abbreviations in full. a) RAM b) CPU c) PC ( free lesson)

8. Give three advantages of digital over analog data. ( free lesson)

9. Mention three reasons why a calculator is a computer. ( free lesson)

10. Match each of the following technologies with the generation it was developed. ( free lesson)

11. Distinguish between the deletion of characters using the overtype and delete keys. ( free lesson)

12. Computer output may be in several forms. Describe each of the form listed below. -Softcopy -Hardcopy ( free lesson)

13. a)Write the acronym UPS in full. b)Explain the uses of UPS. ( free lesson)

14. a)Describe computer booting system. b)Explain two ways of booting a computer. ( free lesson)

15. List two toggle keys on a computer keyboard. ( free lesson)

16. State the functions of the following a)Escape key b)End key ( free lesson)

17. Define the following terms: a)Data b)Information c)Information processing cycle. ( free lesson)

18. a)State three precautions that should be taken to protect data loss in a computer. b)List three causes of computer data loss. ( free lesson)

19. a)List three-way by which computers can be classified. b)Give an example of a computer classified under each category ( free lesson)

20. State two characteristics of a mainframe computer. ( free lesson)

21. List three differences between a microcomputer and a super computer. ( free lesson)

22. Differentiate between safety precautions and safety practices in the computer laboratory. ( free lesson)

23. Name two types of microcomputers. ( free lesson)

24. State the difference between RAM and ROM ( free lesson)

25. Mention any three differences between second and third computer generations. ( free lesson)

26. List three ways in which computers are used in education. ( free lesson)

27. Suggest how computers have been made user-friendly to persons that are physically challenged in the following areas. a)Without hands b)Impaired person ( free lesson)

28. a)Define uninterruptable power supply (UPS). b)Differentiate between a surge protector and the UPS ( free lesson)

29. a)Explain two health problems that can be caused by prolonged use of computers. b)For each problem listed in (a) mention one way in which they can be prevented. ( free lesson)

30. Differentiate between general-purpose and dedicated computers. ( free lesson)

31. State four ways in which computers are used in the bank. ( free lesson)

32. List three advantages of using robots in industries. ( free lesson)

33. List four categories of computer hardware. ( free lesson)

34. Mention the secondary storage device introduced in the 2nd to the 5th generation of computers. ( free lesson)

35. Differentiate between analog and digital computers. ( free lesson)

36. a)Define ICT. b)State ways by which ICTs have improved communication. ( free lesson)

37. a)What is biometric analysis? b)Give two applications of biometric analysis in computing. ( free lesson)

38. a)Define a computer laboratory. b)Why is it advisable to remove shoes when entering a computer laboratory? ( free lesson)

39. With reference to cables, list two reasons why a keyboard may not function correctly. ( free lesson)

40. State four ways in which a computer user can protect the eyes from damage caused by computer radiation. ( free lesson)

41. Give the key combination for warm booting a computer. ( free lesson)

42. State two possible dangers of shutting down a computer improperly. ( free lesson)

43. Mention three possible ways of warm booting a computer. ( free lesson)

44. Define peripheral devices and give examples. ( free lesson)

45. Name three computer storage devices. ( free lesson)

46. List three uses of computer in entertainment. ( free lesson)

47. Differentiate between job replacement and job displacement and relate to computerization of organization. ( free lesson)

48. Describe the process of cold-booting a computer. ( free lesson)

49. List any four differences between the present computers and the pre-electronic age computers. ( free lesson)

50. List three factors that might have been considered when setting aside the room for computer laboratory. ( free lesson)

51. State and explain three behaviors that should be avoided in a computer laboratory. ( free lesson)

52. List any three embedded computers. ( free lesson)

53. Give one application of a floppy disk. ( free lesson)

54. State four precautions that should be taken when handling a diskette. ( free lesson)

55. Give three ways in which computers are used in the health sector. ( free lesson)

56. What Is a mouse? ( free lesson)

57. Describe the following mouse actions. ( free lesson)

58. Explain how a cordless mouse works. ( free lesson)

59. Outline the procedure for shutting down a computer. ( free lesson)

60. List three precautions that should be taken when laying cables in a computer laboratory. ( free lesson)

61. Define peripheral devices. Give any two examples. ( free lesson)

62. Name the generation of computers that used the following devices for the first time. i)Floppy disk ii)Optical disk iii)Voice recognition devices iv)Monitor. ( free lesson)

63. Mention four ways of preventing dust accumulation in a computer laboratory and on computer systems and equipment. ( free lesson)

64. Differentiate between the home and end keys on the keyboard. ( free lesson)

65. Give a short description of three types of microcomputers. ( free lesson)

66. Classify the computers that are used to control air traffic in the airport. Explain your answer. ( free lesson)

67. Who was referred to as ‘the father of modern computers’ and why? ( free lesson)

68. State two ways in which computer is used in floriculture. ( free lesson)

69. Why is it not advisable to run into and out of a computer lab? ( free lesson)

70. Which keys do DEL and INS represent on the keyboard? ( free lesson)

71. Differentiate between backspace and delete key. ( free lesson)

72. Define a keyboard. ( free lesson)

73. Mention two advantages of using a keyboard. ( free lesson)