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Operating System Fundamentals Understand the specifics of desktop, server, and mobile operating systems. It is also worth looking at configuring the main operating systems and working with the command line. The command line is needed for a backend tester it's like a small door to the world of a whole direction. At the beginning of the path, it will be enough to be able to work with folders, files create, delete, move, and so on. Database Basics SQL Knowledge of SQL at the level of simple queries will allow you to compare expected and actual results during the test.

It is not necessary to buy special literature there are enough materials on this topic in the public domain, there are even free introductory courses, and puzzles of any level are easy to find. The benefits of paid content are only in graduation whatsapp mobile number list certification. Fundamentals of HTML and CSS. If you know, that you can create a simple one page website in a notebook, that's fine. It is useful for a tester to understand how web pages are organized. This will help you quickly isolate errors and edit code on the client side. Browser device and developer console. Find out what browsers you use for testing and what additional tools are available to them.



Learn scripting and master the developer console first learn how to work with network requests. It is important to understand the sequence of requests and responses to them. what browsers you use for testing and what additional tools are available to them. Learn scripting and master the developer console first learn how to work with network requests. It is important to understand the sequence of requests and responses to them. what browsers you use for testing and what additional tools are available to them.