Dive into the core concepts of computer science with 'Operating Systems' by Prof. Dr. Fayez Al-Hamwi. This 2009 edition from Dar Safa for Publishing and Distribution serves as a vital academic resource. The book systematically explores fundamental topics including process management, CPU scheduling, memory management techniques, virtual memory, file systems, and input/output systems. It provides a solid theoretical foundation combined with practical insights, making complex subjects accessible for students of computer engineering and information technology. An essential reference for understanding how modern computers function at a fundamental level.