Version control: versioning is the making of copies of data at some MEANINGFUL POINT in order to return to that point at a later date, if necessary.

In Software field so MANY version control tool are there:

• SCM tool
• VSS tool
• cvs tool
• pvcs tool

Rational clearcase provides tool SUPPORT versions all types file and directories in source repository. software field best version tool is clearcase it support version control, merging, compare version of software resource, parallel development.

Version control tools help multiple users to make simultaneous changes to a collection of documents/files, without clobbering each OTHERS' work or resulting in version confusion.

Version control: versioning is the making of copies of data at some meaningful point in order to return to that point at a later date, if necessary.

In Software field so many version control tool are there:

Rational clearcase provides tool support versions all types file and directories in source repository. software field best version tool is clearcase it support version control, merging, compare version of software resource, parallel development.

Version control tools help multiple users to make simultaneous changes to a collection of documents/files, without clobbering each others' work or resulting in version confusion.