Flashcards
2.1 Input and output devices
Flashcards do conjunto (9)
- 1What is an input device?A piece of hardware that is used to enter data into a computer system but not store it.
- 2What are the two types of input device?Manual input device and automatic input device.
- 3What is a manual input device?A manual input device requires a person to interact with it in some way. For example: a keyboard requires a person to press a key.
- 4What is an automatic input device?Once set up, an automatic input device, handles the whole process of inputting data.
- 5What is an output device?An output device is a piece of hardware that is used to output information from a computer system.
- 6What are the three main categories of output devices?Audio, Visual, and Manual.
- 7What is optical mark reader?An optical mark reader can scan and read pencil marks. It can be used to mark test papers.
- 8What is an actuator?An actuator turns energy into motion. For example an electrical actuator turns electricity into mechanical torque.
- 9What is haptic feedback?Haptic technology recreates the sense of touch by using; forces, vibrations, or motions on the user.
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- Descrição
- BTEC BTEC Computing (Unit 2) FlashCards sobre 2.1 Input and output devices, criado por Destiny Hood em 17-11-2017.
- Criado por
- Destiny Hood
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