Memory 1.2

For the computer science course (not finished yet)

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  • Memory
    • Primary memory
      • RAM ( random access memory)
        • Referred to as;
          • Main memory
          • Primary memory
          • Central memory
          • Core memory
        • Can be read from and written to
        • Access is very fast
        • At any one time it can contain
          • Software currently in use
          • The operating system or the part that is currently in use
          • The data which the system software is using
      • ROM (read only memory)
        • Non - volatile data (will be stored permanently)
      • When applications or programs areloaded, they are copied into RAM fromthe hard disk


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