list popular input devices explain structure of a typical keyboard
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Some of the popular input devices are keyboard, mouse, scanner, joystick, microphone and so on.
- Keyboard is the most popular input device used worldwide. The layout of a typical keyboard is a like a typewriter.
- However, a keyboard has additional keys to perform additional functions, that were not present on the typewriter.
- Nowadays, keyboards may have a total of 104-108 keys. Important set of keys found on a typical keyboard are:
- Typing keys : These are the letter(A-Z) and numeric keys(0-9).
- Numeric Keys : Set of 17 keys, used for entering numeric data only.
- Function Keys : Set of 12 function keys are arranged as the top line of the keyboard. These are used for specific functions only.
- Control Keys :These keys provide cursor and screen control. Examples are- HOME,END,INSERT,DELETE, Escape(ESC) keys and so on.
- Special Purpose keys : These set of keys include Enter, Shift,Caps Lock, Num Lock, space bar and so on.
To know more about input devices, visit:
https://brainly.in/question/9283225
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