State three precautions that should be taken to protect data loss in a computer. (Answered)
Define the following terms:
a)Data
b)Information
c)Information processing cycle. (Answered)
State the functions of the following.
a)Escape key
b)End key (Answered)
List two toggle keys on a computer keyboard. (Answered)
Explain two ways of booting a computer. (Answered)
Describe computer booting system. (Answered)
a)Write acronym UPS in full.
b)Explain the uses of UPS. (Answered)
Computer output may be in several forms. Describe each of the form listed below.
i)Softcopy
ii)Hardcopy (Answered)
Distinguish between the deletion of characters using the overtype and delete keys. (Answered)
Match each of the following technologies with the generation it was developed. (Answered)
Mention three reasons why a calculator is a computer. (Answered)
Give three advantages of digital over analog data. (Answered)
Write the following computer abbreviations in full.
a) RAM
b) CPU
c) PC (Answered)
Mention three characteristics of the 4th generation computers. (Answered)
Differentiate between computer onboard devices and peripheral devices. (Answered)
Give two reasons why laptops are more expensive than desktop computers with the same specifications (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)
Differentiate between analog data and digital data. (Answered)
Define the term datum? Give an example (Answered)
State four ways in which a computer user can protect the eyes from damage caused by
computer radiation. (Answered)