It

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Across
  1. 3. an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.
  2. 4. a series of coded software instructions to control the operation of a computer or other machine.
  3. 5. a part of a computer to which extra devices such as printers, scanners, and digital cameras can be connected easily
  4. 6. Any information processed by and sent out from a computer or other electronic device
  5. 7. a set of files that tells a piece of hardware how to function by communicating with a computer's operating system.
  6. 8. A port in computer hardware is a jack or socket that peripheral hardware plugs into.
  7. 9. a thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment.
Down
  1. 1. a system that uses personal characteristics (directly linked to who you are) to authenticate or identify a person.
  2. 2. any information or data that is sent to a computer for processing
  3. 3. an insulated wire or wires having a protective casing and used for transmitting electricity or telecommunication signals.