Flashcards
CPU
Cards in this deck (16)
- 1What does CPU stand for?Central processing unit
- 2What does CPU do?Fetches, Decodes and Executes
- 3what does RAM stand for?Random access memory
- 4what does ROM stand for?Read only memory
- 5What is software?The general terms for computer programs
- 6What is Cache?Small high speed memory used to store frequently used instructions
- 7what is the control unit?Control the flow of data
- 8What is register?Used to store small amounts of data
- 9what is flash memory?flash memory can store the BIOS
- 10What is secondary software?used to save files and programs
- 11what does ALU stand for?Arithmetic logic unit
- 12what is Clock speed?makes fetch, decode, execute quicker
- 13What is the role of the Control unit?sends out signals to control how data moves around the cpu
- 14what is the role of the ALU?carries out the calculations and logical decisions
- 15what does ALU stand for?Arithmetic logic unit
- 16what are the names of the four registers?accumulator (ACC), memory address register(MAR), memory data register(MDR), program counter(PC).
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- Flashcards on CPU, created by Ava Windle on 15/09/2021.
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- Ava Windle
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