| Keyboards | ||
| Keyboards are used for
typing input data.
Alphabetic and numeric characters may be typed. Some keys have two characters and the <SHIFT> key needs to be pressed to obtain the top character. Some keys may be programmable (See the function
keys at the top of the layout below) |
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Standard layout of a QWERTY keyboard | |
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Some keyboards are ergonomically designed. This design causes less strain for people who spend a lot of time using keyboards. |
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There will be less chance of RSI (Repetitive Strain Injury) using this keyboard. | |
Concept keyboards have overlays which are placed on the keyboard before entering data. They are often seen on tills in shops or restaurants etc.... Frequently used in education for children who would find large QWERTY keyboards difficult. |
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Overlays such as maps or piano keyboard layouts may be placed on the board and 'typed' on. | |
| Exercise : Keyboards | ||
| A keyboard is an
device where data is
. Concept keyboards have
placed on them before they are pressed.
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| (Green indicates success) | ||
An
overlay used to teach children to count....