This textbook provides a thorough discussion of the fundamentals of computer science and relates them to practical applications. Using simple and lucid language, it guides students through the concepts and knowledge required to build a primary hardware platform and a modern software hierarchy from the ground up.Students will learn about hardware architecture, operating systems, programming languages, compilers, algorithms, software engineering and data handling mechanisms. Computer networking concepts and data communication systems used in real-time platforms are also discussed. This book provides an overview of information security and the tools and techniques used to secure information. It also explores cybercrimes and the associated laws. It concludes with an in-depth discussion on autonomous systems the technology of the future.Salient featuresCovers the JNTUH R-22 syllabusFundamentals explained in simple language to build a concrete foundation for further explorationClearly defined objectives at the beginning of every chapterSummary at the end of every chapter for quick revisionOver 630 exercise questions comprising MCQs, short, medium and comprehensive questions, solved programs and programming exercisespread across 14 chapters, the book focuses on both theory and practical aspects of the subject with illustrative examples and academic rigor. It provides comprehensive coverage of all necessary algorithms and their implementations using both C and Python within a single book.