Info Tech
- Created by: mc.revise
- Created on: 25-04-16 19:57
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- What is an computer system?
- Storage devices:
- A computer needs storage to hold both programs and data.
- Central processing unit (CPU)
- Microprocessor - 1 or more processes raw data information.
- Main memory
- This is where programs and data are held prior to being processed in the CPU.
- Input devices
- An input device is where hardware is used to input data into computers.
- Output devices
- Hardware that provides the results of processing the data.
- Power supply
- It is used to transform 230vAC from the mains socket into 9vDC for the computer.
- Storage devices:
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