The book "Distributed information systems: laboratory workshop for students of specialty 1-40 01 02-02 "Information systems and technologies" by B. N. Komlichenko is an indispensable resource for students seeking a deeper understanding of the complex and fascinating world of distributed systems. In today's world, where information is becoming the main resource, and technology is developing at an incredible speed, knowledge of the principles of distributed systems becomes necessary for future specialists in the field of information technology. In this workshop, the author offers readers not only theoretical foundations, but also practical tasks that will help to consolidate the knowledge gained . Each chapter of the book is filled with relevant examples and challenges that reflect real-life scenarios, making learning more engaging and effective. Komlichenko masterfully combines theory and practice, which allows students not only to assimilate the material, but also to apply it in real conditions. This approach is especially valuable for those who want not only to get a diploma, but to become a real professional in their field. The book will be of interest to students studying at the faculties of information technology, as well as those who already work in this field and want to update their knowledge. It is suitable for both beginners and more experienced readers seeking to expand their horizons in the field of distributed systems. If you are interested in topics such as cloud computing, distributed databases or network technologies, this workshop will be a real find for you. The topics raised in the book cover a wide range of issues related to the design, implementation and management of distributed information systems. Komlichenko emphasizes the importance of understanding the architecture of such systems, their components and the interaction between them. He also discusses security and reliability issues, which are particularly relevant in the face of modern cyber threats. The book makes you think about how distributed systems affect our lives and businesses, and how they can be used to solve urgent problems. The author's style is distinguished by clarity and accessibility of presentation, which makes the material understandable even for those who are just beginning to get acquainted with this topic. In. N. Komlichenko is an experienced teacher and practitioner who knows how to convey complex ideas to students. His other works are also on information systems and technologies, and each of them is distinguished by an in-depth analysis and a practical approach. If you are looking for a tutorial that will help you not only to master the theory, but also to gain practical skills, then “Distributed information systems: laboratory workshop” is exactly what you need. This book will be your reliable assistant in the study of complex concepts and will help you confidently step into the world of information technology. Do not miss the opportunity to become an expert in the field of distributed systems, and discover new horizons of knowledge with B. N. Komlichenko .