What is Memory? How many types of memory we use in a computer? Describe.

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Memory: Memory is something which a computer need for data processing as well as future references.

Computer Memory - RAM

There are two types of memory:

1. Primary Memory

2. Secondary Memory

Primary Memory

• Its stores all the data temporarily. If computer gets shutdown, all the data get lost.

• It is also called volatile memory.

• Example: RAM, ROM.

• RAM :- Random Access Memory.

• ROM :- Read Only Memory.

 

 Secondary Memory  

• Its stores all the data permanently. It is also called versatile memory.

• Example: Hard Disk, Floppy Disk, CD, DVD.