Notes on RAM and ROM

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RAM

Memory used by programs running

programs use memory to solve info required to run the software

RAM stores instructions that are sent to the CPU to decode and execute

volatile memory is where the contents are erased once the computer looses power. DRAM is ram that needs to be refreshed every 2 milliseconds.

SRAM- does not need refreshing but uses more gates.

The ROM holds instructions that can't be changed.

The BIOS (Basic input/output system)

On every computer available. Makes sure every chip and component run smoothly together.