: This official portal provides interactive electronic textbooks (1000+) that can be accessed through their site or mobile app, though some may require activation codes. Common Content in Informatics Materials

When searching for "uchebniki" (textbooks) and "lekcii" (lectures) in Russian, you will typically find coverage of these core areas:

: A massive Russian scientific electronic library that follows the "open science" model. It offers free access to thousands of academic publications, research papers, and lecture materials.

: The essence of information and algorithmic thinking.

: Reviews of PC components, operating systems, and application software.

: Basics of computer networks and protecting information from unauthorized access. Directory of Open Access Journals

: Languages such as Python, Pascal, or C++, along with algorithmization techniques.

Many reputable platforms provide access to digital versions of textbooks and specialized scientific literature.