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Saturday, October 20, 2018

Computer Memory : Definition and It's types.

Definition:
The computer memory is one of the most important elements in a computer systems. It is the internal or external storage area, which holds the data and instructions during processing in the form of binary numbers.
It also relates to many devices and components that are responsible for storing data and applications on a temporary or a permanent basis.

Computer memory can be classified into two types:

  • Primary Memory
  • Secondary memory/ Storage device.
Primary Memory :
    It is also known as Main Memory. It us the internal storage memory used by computer to hold data and instructions. The primary memory has limited storage capacity.

    Primary memory holds the data and programs needed at that instant by CPU.

    Primary memory is volatile in nature i.e. it requires constant power supply to motion the current information. Read more>>

Secondary Memory/ Storage Devices

    Secondary memory, also known as Secondary storage or Auxiliary Memory, is slower and cheaper form of memory. It is a permanent storage device. Read more>>