computer parts

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Across
  1. 3. connect it is to ct to get internet
  2. 5. video data and compressed or uncompressed digital audio data
  3. 7. which uses a light source, typically a light-emitting diode, and a light detector
  4. 8. fixed disk is an electro-mechanical data storage device
  5. 10. it can connect to a monitor and has audio
  6. 11. communication and power supply between computers, peripherals and other computers
  7. 13. is a output device and displays information
  8. 14. it connects to a monitor and a computer has it and has letters
Down
  1. 1. it is a equipment that provides data and signals
  2. 2. is the main board in a computer
  3. 3. the transfer of information between two or more points that do not use an electrical conductor
  4. 4. doesn't let the computer to over heat and cools it down
  5. 6. is a removable flash memory card format
  6. 9. device that converts attributes of one electrical device or system to those of an otherwise incompatible device or system
  7. 12. an internal expansion card that provides input and output of audio signals