This article traces the evolution of operating systems from the first electronic computer ENIAC through batch processing, Unix, GNU/Linux, and modern distributions, explaining key milestones, influential figures, and the distinctions between Unix and Linux while highlighting major OS families and their impact.
This article concisely explains the Banker’s algorithm—its core idea in a single sentence and its entire workflow illustrated with a diagram—followed by a detailed example that shows how to determine system safety and handle resource requests.
This article provides a comprehensive overview of operating system concepts including processes, threads, interprocess communication, synchronization mechanisms such as mutexes and semaphores, and various scheduling algorithms for batch, interactive, and real‑time systems.
Professor Mei Hong’s comprehensive lecture explores the evolution of software from integrated hardware to virtualized, programmable platforms, highlighting the rise of software-defined networking, cloud services, and the challenges of architecture, quality, security, and lightweight virtualization in the emerging software-defined era.
