Akshaya - 9E - Crossword

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Across
  1. 4. A pair of earphones joined by a band placed over the head, for listening to audio signals such as music or speech.
  2. 8. An output device that allows users to see the output from the computer on an electronic display.
  3. 11. Only readable when the correct PIN is entered in to the reader
  4. 13. An output device which is used for printing plans, maps, line diagrams and three-dimensional drawings
  5. 14. a user interface controlled by entering text instructions
  6. 16. A device that converts an electrical audio signal into a corresponding sound.
  7. 17. Type of barcode
  8. 18. Senses finger movements, touches & presses
  9. 23. Type of touch screen
  10. 26. A bar code reader is an example of what type of a device?
  11. 27. this interface is controlled by the user by swiping their fingers on the screen or across the screen.
Down
  1. 1. A scanner that requires a microphone.
  2. 2. Dot-matrix, Inkjet and Laser are all types of which computer peripherals?
  3. 3. the memory in the computer system which is used for running software.
  4. 5. A type of security to prevent unauthorized access to data.
  5. 6. A computer security system
  6. 7. Another name for dot matrix printers.
  7. 9. a user interface controlled by a pointer on the screen
  8. 10. used to make a device inactive so that it requires a password or PIN to reactive it
  9. 11. An output machine which makes a representation of graphics or text, usually on paper.
  10. 12. a device’s ability to connect to networks and other devices.
  11. 15. Specialized cameras
  12. 19. An optical device that projects an image onto a surface.
  13. 20. What is a device that converts computer output into a form that can be transmitted over a telephone line?
  14. 21. Used to select displayed objects
  15. 22. one or more Central Processing Units that carry out software instructions
  16. 24. this interface is controlled by the user giving spoken commands to the device.
  17. 25. A type of printer that contains a rotating cylinder that holds an electrical charge.