Clear Case Question:

What are version control tools? How are they use full can any body name few version control tools?


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 feild so many version control tool are there

SCM tool
VSS tool
cvs tool
pvcs tool

Rational clearcase proides tool support versions all types
file and directories in source repositry .
software feild 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

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Tell me any 5 best SCM practices?Explain how to list all the cos by a user in different vobs through a single command?