Across
- 5. holds actual data or instruction
- 8. stores results of maths calculations
- 10. you cannot edit it
- 12. processes the instructions purpose
- 14. ...decode execute
Down
- 1. used when RAM is full
- 2. central processing unit
- 3. does simple maths equations
- 4. holds address about to be used by the CPU
- 6. stores currently used programs
- 7. super fast memory next to the motherboard
- 9. controls what the CPU does
- 10. carry out the fetch decode execute instructions cycle
- 11. holds the memory address for each cycle
- 13. figures out the purpose of an instruction in the CPU