Memory

Memory

1. RAM (Random access memory)

   • volatile memory (temporary memory - requires power to retain its data)

2. ROM (Read Only Memory)

   • Non-volitle
     • Permanent memory - it keeps content even when it has no power
   • Cannot write to it
   • As soon as the computer is powered on, the CPu reads the instructions from the ROM
   • Tells the CPU to perform its checks (set up the computer ect)
   • Not part of the CPU

3. Secondary storage

   • RAM
     • Cache memory
       • CPU