Systems architecture - AQAMain memory

Computer systems are a combination of both hardware and software working together. Hardware is the physical components of a computer and software is the programs that run on a computer.

Part ofComputer ScienceTheoretical knowledge

Main memory

is the component of the computer that holds and that are currently in use.

An explanation of RAM, ROM and virtual memory

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Main memory is built inside the computer. As a result, data can be read from and written to main memory extremely quickly. This gives the fast access to the data and that the main memory holds.

There are two types of main memory:

  • read-only memory (ROM)
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