

There are back-end and front-end in each software product. The both aspects are significant and should be checked in course of mobile application testing, desktop testing and web site testing.
Front-end comprises everything that is visible for the product users. It can be tested by testers without programming skills and knowledge about the application structure and technologies in course of black-box testing.
A lot of methods, techniques and instruments are available for manual and automated testing of a software product front-end.
A software testing company can confirm that there are many difficulties with testing back-end of a software product.
The Difficulties Are: