Answer / prakash.rout

caching is generally used to catch frequently accessed
data.when u used catching at that time u have to depend
upon certain variables like parameter,time etc..
But one demerit of using catching is if ur using dynamic
page at that time u will unable to get the updated value.

types of catching:
1.data caching
2.output caching
3.fragment caching


Good Luck..........

Answer / aadil

To Imporve the performance of Web Pages, we use Caching.
Caching is a used for persisting data in memory for
immediate acces to the program calls. It has three types :

1. Output Caching - to fetch page level information and data
2. Fragment Caching - to cache the information of a
structure level.
3. Application Caching - to fetch the information of an
application.

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