There are very crucial tasks and practices to follow when developing newer version of a software. It does not matter how much pressured the software company is, it is their duty to test the software before release. Testing of application helps to identify bugs or confirm all the possible bugs are identified and fixed. This is done by utilizing test environments, test data and managing various applications, team & other resources etc. The quantity and the quality of gathered test data is key factor which determines the quality of end product (i.e new version of software) and ensure that the developed new software satisfies the changed requirements of the business.
Test data is the major asset of software testing processes. There are various separated tasks to assure reliability of test data, test data generation, test data usage, test data storage etc. Overall these processes are called as test data management while there are similar other sets of processes such as test environment management, release management exist in life cycle of software development.
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