State four ways in which a computer user can protect the eyes from damage caused by
computer radiation. (Answered)
Define the term datum? Give an example (Answered)
Differentiate between analog data and digital data. (Answered)
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. (Answered)
Give two reasons why laptops are more expensive than desktop computers with the same specifications (Answered)
Differentiate between computer onboard devices and peripheral devices. (Answered)
Mention three characteristics of the 4th generation computers. (Answered)
Write the following computer abbreviations in full.
a) RAM
b) CPU
c) PC (Answered)
Give three advantages of digital over analog data. (Answered)
Mention three reasons why a calculator is a computer. (Answered)
Match each of the following technologies with the generation it was developed. (Answered)
Distinguish between the deletion of characters using the overtype and delete keys. (Answered)
Computer output may be in several forms. Describe each of the form listed below.
i)Softcopy
ii)Hardcopy (Answered)
a)Write acronym UPS in full.
b)Explain the uses of UPS. (Answered)
Describe computer booting system. (Answered)
Explain two ways of booting a computer. (Answered)
List two toggle keys on a computer keyboard. (Answered)
State the functions of the following.
a)Escape key
b)End key (Answered)
Define the following terms:
a)Data
b)Information
c)Information processing cycle. (Answered)
State three precautions that should be taken to protect data loss in a computer. (Answered)
List three causes of computer data loss (Answered)
List three ways by which computers can be classified. (Answered)
State two characteristics of a mainframe computer. (Answered)
List three differences between a microcomputer and a super computer. (Answered)
Differentiate between safety precautions and safety practices in the computer laboratory. (Answered)
Name two types of microcomputers. (Answered)
State the differences between RAM and ROM (Answered)
Mention any three differences between second and third computer generations. (Answered)
List three ways in which computers are used in education. (Answered)
Suggest how computers have been made user-friendly to persons that are physically challenged in the following areas.
a)Without hands
b)Impaired person (Answered)