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Description
Flashcards by 12miller.c, updated more than 1 year ago
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Created by 12gandolfo.j
over 8 years ago
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Copied by 12miller.c
over 8 years ago
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| Question | Answer |
| Name two features of a KEYBOARD | Used to input data (1) Pre added keys for letters, symbols and numbers (1) |
| What is a MOUSE? | A pointing device used as a selection tool. |
| Concept Keyboard | Specialised or concept keyboards are used in business eg: pubs and fast food restaurants. |
| Touch Screen | A touch screen can detect exactly where on its surface it has been touched. Touch screens are used in railway stations for ticket purchase. |
| Joystick | The main use is to play computer games by controlling the way something moves on the screen. |
| Digital Camera | Takes pictures and stores them on a memory card which can be transferred onto a computer. |
| Webcam | In-putted into a computer as part of a video conferencing system. |
| Digital Video Recorders | Used to take video films which can be input into a computer. |
| Microphone | Used to input sound into a computer system and often used for voice recognition systems. |
| Remote Control | The 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. |
| Scanner | Used to input hard copies of images and text into a computer. |
| MIDI Interface | Musical Instrument Digital Interface and is used to connect musical instruments into a computer. |
| Graphics Tablet | A 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. |
| Sensors | A 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. |
| Sip and Puff Device | This kind of switch excellent for someone with limited physical mobility |
| Magnetic strips | A magnetic strip is a black strip on plastic card and tends to hold static information useful for information that you do not want to alter. e.g credit cards. |
| chip and pin | chip and pin refers to a card with microchip and a pin number that can process information. it is sometimes called a smart card 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 registered to the chip. |
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