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(a) List three input devices from the given specifications
- Keyboard
- Mouse
- Joystick
(b) Explain the meaning of the following
(i) 800 MHZ
- 800 megahertz/ 800 million hertz
- It's the processing speed of the CPU in Megahertz
- It means that, the system cock has a speed of 800 million oscillations per second
(ii) 64 MB of RAM
This is a measure of the storage capacity of the primary memory/ Random access Memory (RAM) in megabytes.
(iii) 120 GB hard disk
- This is the measure of the hard disk storage capacity in gigabytes
- 120 Gigabytes
(c) Some of the students in the school use the computer to do homework. Name the
package used to:
(i) Do calculations and draw graphs - Spreadsheets
(ii) Write an essay - Word processor
(iii) Make a poster - Art
(d) Students enjoy playing noisy computer games
(i) Which two hardware items are needed to produce sound?
- Sound card
- Speakers
(ii) Which input device is only used for playing games?
Joystick
Kavungya answered the question on June 5, 2019 at 09:29
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