memory

memory

1. ram

   • RAM is volatile
     • meaning that the data is not stored when the computer system is switched off.
   • Stores the instructions and data
     • are needed while programs are being used
       • programs such as PowerPoint, the operating system and data from open files
   • Random Access Memory

2. rom

   • rom is non-volatile
     • content is stored even when the computer is switched off.
   • Stores the instructions
     • which is needed to get the computer
   • read only memory

3. Virtual Memory

   • to store data when RAM cant
     • it is stored ok the hard drive
   • volatile
     • meaning that the data is not stored when the computer system is switched off.