Get premium membership and access questions with answers, video lessons as well as revision papers.
- Tilt the computer so that the display faces away from the windows. This will minimize glare (or bright reflections) on the screen.
- Position the lighting equipment or sources of light such that glare (or bright reflections) on the display are minimized. Where necessary, use indirect lighting to avoid bright spots on the display.
- Use/fit radiation filter screens that are specially tinted to reduce the light that reaches the eye.
- Avoid using a flickering monitor. This causes extreme eyestrain that can damage your eyesight.
- The wall paints used should not be very bright as they reflect too much light causing eyestrain.
- Use the brightness & contrast controls on the Monitor to adjust the brightness of the computer monitor until the eyes feel comfortable, and also to improve image quality of your display.
- Turn off the screen when not in use or reduce its brightness in order to prevent screen burnout.
- If the room has windows, use blinds or shades to control the amount of daylight in the room.
- Take frequent breaks and rest your eyes.
- You should have glasses that are specifically suited for working with the computer display.
Kavungya answered the question on April 24, 2019 at 13:15
- Write the following acronyms in full.
i) BIOS
ii) POST (Solved)
Write the following acronyms in full.
i) BIOS
ii) POST
Date posted: April 24, 2019. Answers (1)
- Give the proper shut down procedure required before switching off the computer.(Solved)
Give the proper shut down procedure required before switching off the computer.
Date posted: April 24, 2019. Answers (1)
- Explain the cursor positioning keys.(Solved)
Explain the cursor positioning keys.
Date posted: April 24, 2019. Answers (1)
- What is the work of a control key?(Solved)
What is the work of a control key?
Date posted: April 24, 2019. Answers (1)
- What is the work of escape Key in a computer keyboard?(Solved)
What is the work of escape Key in a computer keyboard?
Date posted: April 24, 2019. Answers (1)
- List the typing rules to observe when using a keyboard.(Solved)
List the typing rules to observe when using a keyboard.
Date posted: April 24, 2019. Answers (1)
- Give the rules to observe when using a mouse.(Solved)
Give the rules to observe when using a mouse.
Date posted: April 24, 2019. Answers (1)
- Explain the procedure of drag and drop.(Solved)
Explain the procedure of drag and drop.
Date posted: April 24, 2019. Answers (1)
- List the examples of secondary storage devices.(Solved)
List the examples of secondary storage devices.
Date posted: April 24, 2019. Answers (1)
- Differentiate between preemptive and non-preemptive scheduling policies(Solved)
Differentiate between preemptive and non-preemptive scheduling policies
Date posted: April 23, 2019. Answers (1)
- List and explain three process scheduling algorithms(Solved)
List and explain three process scheduling algorithms.
Date posted: April 23, 2019. Answers (1)
- List and explain various ways to overcome deadlocks(Solved)
List and explain various ways to overcome deadlocks.
Date posted: April 23, 2019. Answers (1)
- Explain 4 approaches that can be employed to recover from deadlocks.(Solved)
Explain 4 approaches that can be employed to recover from deadlocks.
Date posted: April 23, 2019. Answers (1)
- Outline four basics operations associated with a change in state of a process(Solved)
Outline four basics operations associated with a change in state of a process.
Date posted: April 23, 2019. Answers (1)
- Outline various expressions of a computer memory's capacities(Solved)
Outline various expressions of a computer memory's capacities.
Date posted: April 22, 2019. Answers (1)
- Describe the two types of computer random access memory(Solved)
Describe the two types of computer random access memory.
Date posted: April 22, 2019. Answers (1)
- Explain at least three types of read only memory and state its various characteristics.(Solved)
Explain at least three types of read only memory and state its various characteristics.
Date posted: April 22, 2019. Answers (1)
- Briefly explain various categories of printers(Solved)
Briefly explain various categories of printers
Date posted: April 22, 2019. Answers (1)
- What is disk initializing?(Solved)
What is disk initializing?
Date posted: April 18, 2019. Answers (1)
- Explain the following advantages of networking
i) Sharing of resources
ii) Distributed facilities
iii) Reliability(Solved)
Explain the following advantages of networking
i) Sharing of resources
ii) Distributed facilities
iii) Reliability
Date posted: April 18, 2019. Answers (1)