FDE Cycle Crossword

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Across
  1. 3. Memory that permanently stores startup instructions.
  2. 4. Register that stores the address of the memory location to be accessed.
  3. 6. Register that stores the results of calculations.
  4. 7. The stage where the CPU works out what an instruction means.
  5. 9. The brain of the computer that processes instructions.
  6. 10. Part of the CPU that performs calculations and logical operations.
  7. 11. The first stage of the FDE cycle where an instruction is retrieved.
  8. 12. Small, fast storage location inside the CPU.
Down
  1. 1. Part of the CPU that manages and coordinates operations.
  2. 2. Very fast memory inside or near the CPU for frequently used data.
  3. 3. Temporary memory that loses its contents when the power is switched off.
  4. 4. Register that temporarily stores data moving to or from memory.
  5. 5. Software permanently stored in ROM that starts the computer.
  6. 8. The stage where the instruction is carried out.
  7. 9. Register that stores the address of the next instruction.