What is fragmentation? Different types of fragmentation?

Data get stored in the Hard Disk in a scattered way, here and there. The storing of a file in separate areas of memory scattered throughout a hard disk called fragmentation. The function of defragmentation is to rearrange all those data properly that computer can find them easily. This is why after defragmentation, your computer works faster. Two types of fragmentation are there, external and internal.

Well, in computer storage some part of it used inefficiently so it can reduce the performance which call fregmentation. I guess there are two types of it. Internal and external.

Fragmentation is a phenomenon in which storage space is used inefficiently. There are three types of fragmentation namely,External, internal and fragmentation.

 

internal nd external