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UNIT 3 | OPERATING SYSTEM

3.10.2 Advantages & Disadvantages of Contiguous Memory Allocation

In this dynamic unit of our Operating Systems course, we delve into the intricacies of CPU scheduling and memory management. Join Mr. Imran Ali Khan Sir on this enlightening journey through the core components that drive efficient processing in operating systems.

3.1 Introduction: Embark on a journey into the fundamentals of CPU scheduling and memory management. Lay the groundwork for a comprehensive understanding.

3.2 CPU Scheduling: Dive deep into process concepts, scheduling algorithms, and various schedulers. Learn how these elements shape process execution.

3.3 Scheduling Algorithms: Explore a spectrum of algorithms, optimizing process execution from FCFS to Round Robin. Understand the impact of algorithm choice on system performance.

3.4 Algorithm Evaluation: Master the art of evaluating scheduling algorithms using queuing, deterministic models, and simulations. Understand the metrics that gauge effectiveness.

3.5 System Calls: Discover essential system calls for effective process management. Understand their role in communication between user-level processes and the kernel.

3.6 Multiprocessor Scheduling: Grasp challenges and strategies in scheduling processes on a multiprocessor system. Explore techniques for optimal resource utilization.

3.7 Concept of Threads: Uncover the concept of lightweight, independent threads that share resources. Compare processes and threads to understand their unique characteristics.

3.8 Memory Management: Explore cache memory, address binding, and logical & physical address space. Understand how effective memory management enhances system performance.

3.9 Memory Management Techniques: Delve into single-partitioned, multiple-partitioned, and dynamic-partitioned memory management. Learn the advantages and disadvantages of each approach.

3.10 Fragmentation: Understand the nuances of fragmentation, a critical aspect of memory management. Evaluate the pros and cons of contiguous and non-contiguous memory allocation.

3.11 Swapping: Explore swapping concepts and their contribution to efficient memory usage. Learn techniques for swapping processes in and out of memory.

3.12 Segmentation: Grasp memory segmentation and its role in optimizing memory usage. Understand how segmentation facilitates flexibility in managing memory.

3.13 Paging: Explore paging principles, page table structuring techniques, and the impact of page size on system performance.

3.14 Paged Segmentation: Understand paged segmentation intricacies – a hybrid approach combining the benefits of paging and segmentation.

3.15 Memory Management Comparison: Gain insights into distinctions and comparisons between different memory management techniques. Understand scenarios where each approach excels.

3.16 Techniques for Large Programs: Explore strategies like overlay, dynamic linking, and dynamic loading supporting large program execution. Understand how these techniques enhance resource utilization.

3.17 Virtual Memory: Delve into virtual memory, understanding demand paging, demand segmentation, and engaging in numerical problems related to demand paging.

Join us on this educational odyssey with Mr. Imran Ali Khan Sir, and deepen your understanding of CPU scheduling and memory management. Stay tuned for more exciting units in our Operating Systems course!

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