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Form 1 Computer Studies questions and answers for Introduction to Computers
Mention two advantages of using a keyboard.
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Questions/Lessons on this topic:
1.
Define the term datum? Give an example (
)
2.
Differentiate between analog data and digital data. (
)
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. (
)
4.
Give two reasons why laptops are more expensive than desktop computers with the same specifications (
)
5.
Differentiate between computer onboard devices and peripheral devices. (
)
6.
Mention three characteristics of the 4th generation computers. (
)
7.
Write the following computer abbreviations in full. a) RAM b) CPU c) PC (
)
8.
Give three advantages of digital over analog data. (
)
9.
Mention three reasons why a calculator is a computer. (
)
10.
Match each of the following technologies with the generation it was developed. (
)
11.
Distinguish between the deletion of characters using the overtype and delete keys. (
)
12.
Computer output may be in several forms. Describe each of the form listed below. -Softcopy -Hardcopy (
)
13.
a)Write the acronym UPS in full. b)Explain the uses of UPS. (
)
14.
a)Describe computer booting system. b)Explain two ways of booting a computer. (
)
15.
List two toggle keys on a computer keyboard. (
)
16.
State the functions of the following a)Escape key b)End key (
)
17.
Define the following terms: a)Data b)Information c)Information processing cycle. (
)
18.
a)State three precautions that should be taken to protect data loss in a computer. b)List three causes of computer data loss. (
)
19.
a)List three-way by which computers can be classified. b)Give an example of a computer classified under each category (
)
20.
State two characteristics of a mainframe computer. (
)
21.
List three differences between a microcomputer and a super computer. (
)
22.
Differentiate between safety precautions and safety practices in the computer laboratory. (
)
23.
Name two types of microcomputers. (
)
24.
State the difference between RAM and ROM (
)
25.
Mention any three differences between second and third computer generations. (
)
26.
List three ways in which computers are used in education. (
)
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 (
)
28.
a)Define uninterruptable power supply (UPS). b)Differentiate between a surge protector and the UPS (
)
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. (
)
30.
Differentiate between general-purpose and dedicated computers. (
)
31.
State four ways in which computers are used in the bank. (
)
32.
List three advantages of using robots in industries. (
)
33.
List four categories of computer hardware. (
)
34.
Mention the secondary storage device introduced in the 2nd to the 5th generation of computers. (
)
35.
Differentiate between analog and digital computers. (
)
36.
a)Define ICT. b)State ways by which ICTs have improved communication. (
)
37.
a)What is biometric analysis? b)Give two applications of biometric analysis in computing. (
)
38.
a)Define a computer laboratory. b)Why is it advisable to remove shoes when entering a computer laboratory? (
)
39.
With reference to cables, list two reasons why a keyboard may not function correctly. (
)
40.
State four ways in which a computer user can protect the eyes from damage caused by computer radiation. (
)
41.
Give the key combination for warm booting a computer. (
)
42.
State two possible dangers of shutting down a computer improperly. (
)
43.
Mention three possible ways of warm booting a computer. (
)
44.
Define peripheral devices and give examples. (
)
45.
Name three computer storage devices. (
)
46.
List three uses of computer in entertainment. (
)
47.
Differentiate between job replacement and job displacement and relate to computerization of organization. (
)
48.
Describe the process of cold-booting a computer. (
)
49.
List any four differences between the present computers and the pre-electronic age computers. (
)
50.
List three factors that might have been considered when setting aside the room for computer laboratory. (
)
51.
State and explain three behaviors that should be avoided in a computer laboratory. (
)
52.
List any three embedded computers. (
)
53.
Give one application of a floppy disk. (
)
54.
State four precautions that should be taken when handling a diskette. (
)
55.
Give three ways in which computers are used in the health sector. (
)
56.
What Is a mouse? (
)
57.
Describe the following mouse actions. (
)
58.
Explain how a cordless mouse works. (
)
59.
Outline the procedure for shutting down a computer. (
)
60.
List three precautions that should be taken when laying cables in a computer laboratory. (
)
61.
Define peripheral devices. Give any two examples. (
)
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. (
)
63.
Mention four ways of preventing dust accumulation in a computer laboratory and on computer systems and equipment. (
)
64.
Differentiate between the home and end keys on the keyboard. (
)
65.
Give a short description of three types of microcomputers. (
)
66.
Classify the computers that are used to control air traffic in the airport. Explain your answer. (
)
67.
Who was referred to as ‘the father of modern computers’ and why? (
)
68.
State two ways in which computer is used in floriculture. (
)
69.
Why is it not advisable to run into and out of a computer lab? (
)
70.
Which keys do DEL and INS represent on the keyboard? (
)
71.
Differentiate between backspace and delete key. (
)
72.
Define a keyboard. (
)
73.
Mention two advantages of using a keyboard. (
)