Input devices, like a keyboard, allow us to put raw data in a computer which it processes to produce outputs. Input devices can be manual or automatic. Used as an alternative to a mouse. To operate it ...

Your commands, ideas, demands and concepts form the data your system processes and stores. Without user input, a computer simply takes up desktop space and waits for directions, like a lost motorist ...

Unlike filament lamps, where electrical energy must be converted into heat before light can be produced, Light Emitting Diodes (LEDs) are able to transform electrical energy directly into light energy ...