Memory

Memory

               

                   Memories are the location for the storage of datas.

                   There are two types Primary and Secondary.

  Primary storage devices 

• RAM
• ROM 

      
    RAM

   ROM

                         

                  ROM is a Read Only Memory used as BIOS

Secondary storage devices

• Hard disk
• Flopy disk
• CD
• DVD   

     It is used for storing data permanently

Hard disk