The book "Databases, knowledge and expert systems: laboratory workshop for students of the specialty I-40 02 01 "Computers, systems" by E. In. Kalabukhova is a unique textbook that will become an indispensable assistant for students studying modern information technology and programming. In this workshop, the author invites readers to immerse themselves in the fascinating world of databases and systems that play a key role in the development and management of information systems. Each page of the book is filled with practical tasks and laboratory work that help students not only to learn theoretical knowledge, but also to apply them in practice. Unlike traditional textbooks, which are often overloaded with theory, this publication focuses on the practical aspect of learning, which makes it especially valuable for future specialists in the field of computers and systems. Who is this book suitable for? First of all, it is addressed to technical students studying computer science and programming . However, due to its accessible language and clear structure, the workshop will also be of interest to graduate students and young professionals who wish to deepen their knowledge in the field of databases and expert systems .. In addition, the book can attract the attention of teachers who are looking for quality materials for their courses. The topics raised in the book cover a wide range of issues related to the design, development and management of databases. The author focuses on the importance of knowledge in the field of database management systems (DBMS), as well as on the principles of expert systems, which are becoming increasingly relevant in the modern world. The book helps readers understand how to effectively organize and process data, which is a critical skill in the era of big data and information technology. Style E. In. Kalabukhova is distinguished by clarity and logical presentation. He skillfully combines theory with practice, which allows readers to easily absorb material. The author is also known for his other work in computer science and programming, which testifies to his deep understanding of the subject and ability to share knowledge with others. His approach to learning and his desire to make complex topics accessible to understanding make his books in demand among students and teachers. If you are looking for a quality database and expert systems tutorial that will help you not only master the theory, but also gain practical skills, then “Databases, knowledge and expert systems: laboratory workshop” will be an excellent choice. This book will not only expand your knowledge, but will also prepare you for the real challenges you will face in your professional life. In conclusion, we can say that this publication is not just a textbook, but a real find for everyone who wants to become an expert in the field of information technology. It will help you step confidently into the world of databases and expert systems, equipping you with the necessary knowledge and skills for a successful career. Do not miss the opportunity to take a step towards your future with the help of this workshop!