cpu

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Across
  1. 1. stores the address of the instruction or data to be fetched
  2. 6. Wires connecting hardware which send signals around the computer.
  3. 7. stores data that has been fetched from memory.
  4. 9. stores the current instruction being executed.
  5. 10. Stores the address of the next instruction to be fetched.
  6. 11. Wires which signals from the Control unit are sent through.
  7. 12. Sends commands to all other hardware in the computer.
  8. 13. The central piece of the computer that executes instructions and sends commands to other hardware.
Down
  1. 2. The part of the CPU which completes calculations
  2. 3. Very fast memory used to store data and instruction currently in used.
  3. 4. The cycle in which instructions are received and executed.
  4. 5. The wires which addresses are sent through.
  5. 8. Stores the results of calculations.