The CPU and how does it work?

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Across
  1. 2. one GHz is one _______ cycles a second.
  2. 3. central processing unit.
  3. 4. The CPU is used to _______ data and instructions.
  4. 5. clock speed is measured in _________.
  5. 6. allows fetch-decode-execute cycle.
Down
  1. 1. how fast the pc is.
  2. 6. The ______ the clock speed, the more FDE cycles can be processed.