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Input devices


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Input devices

  1. 1. INPUT DEVICES<br />1<br />
  2. 2. A piece of hardware that is used to enter data into a computer.<br />Examples of an input devices:<br />- Keyboard - Scanner<br />- Mouse - Microphone<br />- Touchpad - Digital camera<br />- Joystick - Barcode reader<br />Input device<br />2<br />
  3. 3. The most common and widely used input device.<br />Made up of buttons called ‘keys’. The keys are arranged into sections:<br /> alphabet keys, Function keys (F1,F2), Numeric keys, command keys (insert, delete, home)<br />Most commonly called ‘QWERTY’ keyboard.<br />Keyboard<br />3<br />
  4. 4. Invented by Douglas Engelbart in 1963.<br />Allows an individual to control a pointer in a graphical user interface (GUI).<br />A central wheel allows you to scroll up and down the page.<br />Left clicking usually lets you put <br /> your cursor at a certain point.<br />Right clicking usually display a list of <br /> menu items from which to choose.<br />Mouse<br />4<br />
  5. 5. An input device which is usually found on a laptop computer.<br />Touchpad<br />5<br />
  6. 6. An input device that looks similar to a control device you would find on an arcade game at your local arcades.<br />Allows an individual to easily move an object in a game such as navigating a plane in a flight simulator.<br />Joystick<br />6<br />
  7. 7. Input device that allows a user to take an image and/or text and convert it into a digital file, allowing the computer to read and/or display the scanned object.<br />Commonly connected to a computer USB and parallel ports.<br />Scanner<br />7<br />
  8. 8. Sometimes abbreviated as mic, a microphone is a hardware peripheral originally invented by Emile Berliner in 1877.<br />Allows computer user to input audio into their computers.<br />Microphone<br />8<br />
  9. 9. A type of computer that stores the pictures or video it takes in electronic format instead of to film.<br />The quality of the image is dependent on the resolution or the number of pixels.<br />The more pixels, the better the quality and clarity of the image.<br />Most digital cameras range from 4 – 12 Megapixels.<br />Digital camera<br />9<br />
  10. 10. An electronic device for reading printed barcodes.<br />It consists of a scanner, a decoder (either built-in or external) , and a cable used to connect the reader with a computer.<br />Barcode reader<br />10<br />