What is user acceptance testing?

What is user acceptance testing


Answer1:
The final testing stages by users of a new or changed information system. If successful, it signals the approval to implement the system live. Cosmetic and other small changes may still be required as a result of the test, but the system is considered stable and processing data according to requirements.

Answer2:
A formal product evaluation performed by a customer as a condition of purchase.

Answer3:
In software development, user acceptance testing (UAT) - also called beta testing, application testing, and end user testing - is a phase of software development in which the software is tested in the "real world" by the intended audience. UAT can be done by in-house testing in which volunteers or paid test subjects use the software or, more typically for widely-distributed software, by making the test version available for downloading and free trial over the Web. The experiences of the early users are forwarded back to the developers who make final changes before releasing the software commercially

Answer4:
Formal testing conducted to enable a user or other authorised entity to determine whether to accept a system or component to determine whether to accept a system or component. Often known simply as acceptance testing or customer acceptance testing, CAT. Acceptance tests are based upon business requirements.