The book "Computer Systems Hardware: A Tutorial" is an indispensable source of knowledge for all who are interested in the basics of computer technology and architecture of computer systems. Compiled by a team of authors, this manual is a comprehensive and structured approach to the study of hardware, making it ideal for both students and professionals seeking to update their knowledge in this field. In this tutorial, readers will be able to immerse themselves in the world of computing systems, starting with the basics and ending with more complex concepts. The authors examine in detail the architecture of computers, the principles of operation of processors, memory, input-output systems and other key components that form the basis of modern computing systems. Each section of the book is written taking into account the relevance and practical significance, which allows the reader not only to assimilate theoretical knowledge, but also to apply them in practice. The book will be especially interesting for students of technical specialties, graduate students and teachers, as well as for anyone who wants to understand more deeply how modern computers are arranged. If you are fond of programming, system administration or just want to understand how your personal computer works, this guide will be a real find for you. It will also be useful for information technology professionals who want to refresh their knowledge or master new aspects of hardware. One of the key topics raised in the book is the interaction between hardware and software. The authors focus on how the various components of the system work in unison, ensuring the execution of complex computational tasks. This knowledge is especially important for software developers and system architects who seek to create efficient and productive solutions. The style of presentation of the authors is distinguished by clarity and accessibility, which makes complex technical concepts understandable even for those who are just starting their way in the world of computing technologies. Each section contains examples, graphs and diagrams that help to visualize the material and better assimilate it. This makes the book not only a tutorial, but also a practical guide that can be used in everyday work. In addition, the team of authors includes experts in various fields, which allows to cover a wide range of topics and approaches. This makes the book a multifunctional tool that will be useful for both theoretical study and practical application of knowledge. Readers interested in such works as John Hennessy's Computer Architecture or David Patterson's Computer Systems: Design and Implementation will find in this manual many intersections and additions to concepts they already know. In conclusion, “Computer Hardware: A Tutorial” is not just a book, but a whole world of knowledge that will open before you. It will become a reliable companion in your educational path and help you become a more confident specialist in the field of computing technologies. If you are looking for a quality tutorial that combines theory and practice, this publication should definitely take a place on your shelf.