Operating System (OSY) 22516 Important Notes
Chapter 1:
This chapter covers the basics of what an operating system is and how it functions as an intermediary between users and computer hardware. You'll learn about different types of operating systems, including batch, time-sharing, and real-time systems.
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This section introduces the concept of processes, process life cycle, and scheduling algorithms. Learn how the operating system manages process creation, execution, and termination along with multitasking.
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Memory management is a crucial function of the OS. This chapter dives into topics like memory hierarchy, allocation techniques, paging, and virtual memory to understand how the OS optimizes system performance.
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Learn about the different types of file systems and how operating systems manage file storage and retrieval. This chapter includes file operations, directory structures, and the importance of file system efficiency.
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Chapter 5:
This chapter covers how the OS manages input and output devices through device drivers, interrupts, and I/O channels. You'll also learn about buffering and spooling techniques for efficient device management.
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