Karteikarten
Inputs
Karten in diesem Stapel (18)
- 1What is an input device?A input device is used to enter data into a system.
- 2Name two features of a KEYBOARDUsed to input data (1)
Pre programmed keys for letters, symbols and numbers (1) - 3What is a MOUSE?A pointing device used as a selection tool.
- 4Concept KeyboardSpecialised or concept keyboards are used in business eg: pubs and fast food restaurants.
- 5Touch ScreenA touch screen can detect exactly where on its surface it has been touched. Touch screens are used in railway stations for ticket purchase.
- 6JoystickThe main use is to play computer games by controlling the way something moves on the screen.
- 7Digital CameraTakes pictures and stores them on a memory card which can be transferred onto a computer.
- 8WebcamIn-putted into a computer as part of a video conferencing system.
- 9Digital Video RecordersUsed to take video films which can be input into a computer.
- 10MicrophoneUsed to input sound into a computer system and often used for voice recognition systems.
- 11Remote ControlThe remote controller can be switched on electronic devices such as televisions or hard disk video recorders. They issue commands from the pre-printed buttons and can enter characters to set dates and times.
- 12ScannerUsed to input hard copies of images and text into a computer.
- 13MIDI InterfaceMusical Instrument Digital Interface and is used to connect musical instruments into a computer.
- 14Graphics TabletA graphics tablet consists of a flat surface and a stylus which can be used to produce freehand drawings or trace around a more complicated image.
- 15SensorsA sensor is a device that changes analogue to digital signals so the computer can process them. A sensor collects mostly analogue input- moisture, heat, pressure, etc... No human intervention is required. This input device is accurate.
- 16Sip and Puff DeviceThis kind of switch is excellent for someone with a limited physical mobility. The puff-sip switch tube is placed in the persons mouth as they puff or sip. The switch itself is then connected to the computer. Specific software running on the computer can take this input and act on it in a number of ways.
- 17Magnetic stripA magnet strip is a black strip on a plastic card and tends to hold static information that you don't want to alter.
- 18Chip and PINChip and PIN refers to a card with a microchip and PIN number that can process information. It is sometimes called a smartcard. The card needs to be placed in a special terminal that can read the chip. The PIN entered is checked to see if it matches the PIN to the registered chip. If a match identified, the required processing can take place. E.G. credit cards/ passports/ contactless payment.
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- Beschreibung
- Karteikarten am Inputs, erstellt von 12gandolfo.j am 10/12/2015.
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- 12gandolfo.j
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