Classification of Memory of Computer system

This article will help you to find information about the functioning of memory unit of computer system.

Computer's memory

Memory is a space where all the data is recorded before and after the processing. It is one of the basic component of the computer system.

Types of memories

There are two types of memories-
Primary memory
Secondary memory

Primary memory

Primary memory is the internal memory of the computer system. Primary memory is further divided into two parts-
  • RAM(random access memory)
  • ROM(read only memory)

RAM is volatile memory where as ROM is nonvolatile memory.

Secondary memory

Secondary memory is the external memory of the computer system. It can be expanded depending on the desire of operation to be performed. Examples of Secondary Memory-
¤ Hard disk derive
¤ Floppy disk
¤ CD rom
¤ DVD rom
¤ Pen derive
¤ Micro SD cards


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