
Computers and the Internet : Operating Systems[ Home / Computers and the Internet / Operating Systems ]
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A Short Introduction to Operating Systems - a detailed, illustrated operating system tutorial, covering what an operating system is, single-task OS, multi-tasking and multi-user OS, processes and threads, memory and storage, networks services and protocols, TCP/IP Networks, security design considerations and more
Online CS Modules: Operating Systems - illustrated operating system tutorials covering the purpose of the operating system, the difference between a resource, a program, and a process, how to recognize critical resources, the behavior of semaphores, memory page replacement algorithms, how files are stored in secondary storage, processes, synchronization, deadlock, memory allocation, virtual memory, file management and more
Operating Systems Introduction - detailed, illustrated online course on computer operating systems, with lessons and tutorials covering the different types of operating systems, parts of an operating system, how operating systems run more than one program at once, single-user and multi-user operating systems, input and output devices, utilities, interfaces, multi-tasking, cooperative and preemptive scheduling, dispatching, context switching, scheduling, process control blocks, threads, background and foreground task, file types, how an operating system keep track of files, root file systems, clusters, symbolic link or shortcuts, how is free space managed, access control lists and file permissions, fragmentation and what defragging a drive does, networking and more
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