Memory
- Created by: Tomiwaq
- Created on: 23-03-19 11:41
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- Memory
- RAM
- Random Access Memory
- Volatile
- The memory is temporary. It requires power to retain its data
- The main memory where data, files and programs are stored
- Slower than the CPU but faster than secondary storage
- Virtual memory
- A form of secondary storage
- When the RAM is full this is used
- Moves data that hasn't been used recently
- Used if there are too many apps open at once
- Data stored in VM can only be accessed by moving it back into RAM
- Using VM can make the computer slow to respond
- ROM
- Read Only Memory
- Non-volatile
- Permanent memory. it keeps its contents even when it has no power
- Can only be read from and cannot be written to
- Contains the Basic Input Output system (BIOS)
- ROM chips use flash memory
- RAM
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