Secondary Storage

Secondary Storage

1. optical

   • advantages

2. RAM

   • RAM – random access memory (is short term memory of computer) RAM – stores the data for the software programs that are currently running on the computer
   • RAM – is volatile when the computer is shut down, the RAM is cleared.

3. ROM

   • ROM – Read only memory (can only be read) ROM Is long term memory for the BIOS. Stores the BIOS – basic input and output system
   • The ROM is saved when the computer is turned off. It is non-volatile.
   • The BIOS contains programs that allow the computer hardware to run correctly each time the computer is powered on.

4. hard disk drive

5. solid state