ict revision
- Created by: eleanor2468
- Created on: 08-01-15 14:34
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- Input/output devices
- Keyboards
- A small keyboard that only has numbers.
- A small keyboard that only has numbers.
- Most computer keyboards have a numeric keypad on the right side, and most mobile phones (there are also computers) have a one for entering phone numbers, etc.
- This is a device with a numeric keypad used to enter a person’s Personal Identity Number (PIN) e.g. when paying with a credit card.
- PIN pads are also found on electronic door locks – you enter a PIN to unlock the door.
- A very common, general purpose, input device that allows text (abc…), numbers (123…) and symbols (%$@...) to be entered into a computer.
- A keyboard is simply a set of buttons. Each button has a symbol assigned
- pointing devices
- Untitled
- Audio/visual
- card readers
- reading texts/codes
- sensors
- control actuators
- printing/plotting
- Keyboards
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