State four ways in which a computer user can protect the eyes from damage caused by computer radiation. (Answered) Give the key combination for warm booting a computer. (Answered) State two possible dangers of shutting down a computer improperly. (Answered) Mention three possible ways of warm booting a computer. (Answered) Define peripheral devices and give examples. (Answered) Name three computer storage devices. (Answered) List three uses of computer in entertainment. (Answered) Differentiate between job replacement and job displacement and relate to computerization of
organization. (Answered) Describe the process of cold-booting a computer. (Answered) List any four differences between the present computers and the pre-electronic age computers. (Answered) List three factors that might have been considered when setting aside the room for computer laboratory. (Answered) State and explain three behaviors that should be avoided in a computer laboratory. (Answered) List any three embedded computers. (Answered) Give one application of a floppy disk. (Answered) State four precautions that should be taken when handling a diskette. (Answered) Give three ways in which computers are used in the health sector. (Answered) Describe the following mouse actions. (Answered) Explain how a cordless mouse works. (Answered) Outline the procedure for shutting down a computer. (Answered) List three precautions that should be taken when laying cables in a computer laboratory. (Answered) Define peripheral devices. Give any two examples. (Answered) 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. (Answered) Mention four ways of preventing dust accumulation in a computer laboratory and on computer
systems and equipment. (Answered) Differentiate between the home and end keys on the keyboard. (Answered) Give a short description of three types of microcomputers. (Answered) Classify the computers that are used to control air traffic in the airport. Explain your answer. (Answered) Who was referred to as ‘the father of modern computers’ and why? (Answered) State two ways in which computer is used in floriculture. (Answered) Why is it not advisable to run into and out of a computer lab? (Answered)
