What is Main-Memory Management ?

  • Primary-Memory orĀ  Main-Memory is a large array of words or bytes. Each word or byte has its own address. Main-memory provides storage that can be access directly by the CPU. That is to say for a program to be executed, it must be in the main memory.
    The major activities of an operating in regard to memory-management are:
  • Keep track of which part of memory are currently being used and by whom.
  • Decide which process is loaded into memory when memory space becomes available.
  • Allocate and de allocate memory space as needed.

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