The "Back End" of a system: mentions to the parts of a package that the user doesn't see, but are important to its operation. For instance, the database, which stores user information and internal processes that make sure the system stays up and running correctly. Again these parts may not be noticeable to a user, but they are very vital to any operating system.
Mutual with actual software testing approaches such as manual and programmed those programming languages can be very effective and efficient when it comes to web development. Test automation can be very helpful, given that it has the greatest return on asset in software projects that now have been around for a while, are running in production and earning revenue.
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