Chapter 2 - Input and ouput devices review

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Across
  1. 1. Inputs sound and converts it into digital data and allows other people to hear you remotely.
  2. 3. Allows one person to hear audio without using speakers.
  3. 4. A device that responds to physical action.
  4. 5. A device that can create a 3D replica of a digital model by building up layers of resin.
  5. 7. A device that detects relative motion on a flat surface and inputs it to the computer. It is also used to select and click.
  6. 9. A device that converts digital data into physical movement, usually by using a motor.
  7. 11. Used to present digital data on a screen that a user can view.
  8. 13. A device that converts the mechanical turning of a steering wheel into digital data.
  9. 14. Pen like device that allows the user to input digital data by tapping and/or writing on the screen.
  10. 15. a device that receives data from its environment and surroundings and converts it into digital data.
  11. 16. Acronym for a device that reads information stored on a tag using radio waves and then converts it into digital data.
  12. 18. A video camera that inputs real time video data to a computer.
Down
  1. 2. Reads credit cards and can input numbers.
  2. 6. A pointing device that uses a lever to input data.
  3. 8. A matrix barcode that can be read with a phone camera.
  4. 10. An optical device that reads barcodes and converts it to digital data. Used when you buy things from a store.
  5. 11. Acronym for a device used to identify and process checks.
  6. 12. a device that converts digital data into information that a human user can understand.
  7. 17. A technology that allows for the reading and converting of hard copy text into digital data in the form of text, numbers or symbols.