State two practices to be observed in order to ensure the safety of the computer user. (2mks)
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State two ways through which a computer user can minimise Repetitive Strain Injuries (RSI) associated with the use of a computer.
A computer technician has observed a lot of dust on computers in the computer laboratory.State three precautions that need to be put in place to avoid this.
Headache, back and neck pain may result from the use of computers.
State how each of them can be minimised.
Headache
State two ways of ensuring proper ventilation in a computer room. (2 marks)
 State three possible causes of fire outbreak in a computer laboratory.
Sources of fire in a computer laboratory
State three functions of Un-uninterruptible Power Supply (UPS). (3 marks)
Functions of the UPS
Explain two health issues that could arise from the use of an unsuitable computer desk.
State three risks posed by improper cabling in a computer laboratory.
State three measures that should be put in place in a computer laboratory to safeguard Users’ health. (3 marks)
Measures to be put in place in the laboratory to safeguard user health.
Anti-glare-filter-protection-screen-computer
State two reasons why it is necessary to use standard furniture in a computer laboratory.
(a) Explain why the following controls should be implemented for computer based systems (2mks)
(b) For each of the following give one reason why they are not allowed in a computer laboratory.
State two health issues that may result from prolonged use of computers
 State two health issues that may result from prolonged use of computers (a) Explain three ways by which computer users can protect their eyes from harmful emissions from the computer screen
(b) List three factors be considered when deciding on the choice of an electronic data processing method
A computer teacher put a rule that diskettes should not be used in the computer laboratory(a) Give a reason for the rule
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