Anatomy of a Computer Crossword Puzzle

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Across
  1. 3. lets the processor communicate with the PC's peripherals
  2. 7. USBs and FireWires are replacing the need for this component
  3. 9. much slower than new USB and FireWire ports
  4. 10. funnels power through coloured cables
  5. 11. portrudes from the back of the computer
Down
  1. 1. many modern forms of technology require a connection to this component
  2. 2. houses most of your computer's components
  3. 4. houses your graphic card
  4. 5. can be used to connect many different types of peripherals
  5. 6. you can't see it when you open up your case
  6. 8. when the capacity is reached, it redirects your excess data to a hard drive
  7. 9. most of these attach to one of the motherboard's PCI ports
  8. 10. the keyboard port is usually coloured purple here