Hello Sandeep,
Thanks for your reply.
These are very basic indicators and questions in QM. I would suggest you to explore the forum and standard documentations shared by SAP; they are available in the SAP help sections.
As an example, go to the following link and explore:
http://help.sap.com/saphelp_46b/helpdata/en/fe/67f9979d6f11d189b60000e829fbbd/frameset.htm
Glad that I could help you. If your problem is solved, kindly reward the points and close this thread.
Best Regards and Thanks!
Rajen