The results of the interactive method applied for the test of knowledge within e-learning

A classic testing method is not visual, it allows you to see and evaluate only the result of the work. This article updates a visual method of testing knowledge and proposes the idea of changing the form of questions in tests. Besides, it proposes a method of designing interactive tests, under which you are supposed to compose a general picture of pieces, or to sort out the proposed elements, manipulating them with a mouse. This method allows visualizing complex and extensive theoretical material, namely, it allows you to check the acquisition of different tables, internal structures and systems of devices by students and teachers. The article gives an example of creating an interactive test task as a means of a visual method of testing knowledge.