CS-202: Computer systems

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Lectures in this course (82)

Traps and Interrupts: Mechanisms for Operating System Control

Explains traps, interrupts, and exceptions, detailing their roles in operating system control and process management.

Scheduling Mechanisms: Context Switching and Policies

Explains the mechanisms and policies of operating system scheduling, focusing on context switching and preemption.

Scheduling Internals: Metrics and Policies

Discusses scheduling internals, metrics, and policies in computer systems, emphasizing efficiency and the complexities of modern multi-core architectures.

CPU Scheduling Policies: FIFO, SJF, and Round Robin

Covers CPU scheduling policies, including FIFO, SJF, and Round Robin, emphasizing their impact on turnaround and response times.

CPU and I/O Scheduling: Multi-Level Feedback Queues

Covers the integration of I/O operations into CPU scheduling using Multi-Level Feedback Queues.

Memory Virtualization: Address Space Abstraction and Management

Covers memory virtualization, focusing on address space abstraction and the management of memory resources by the operating system.

Memory Management: Address Space Abstraction

Explains address space abstraction, focusing on memory management, stack and heap structures, and their roles in dynamic memory allocation.

Virtual Memory: Principles and Mechanisms

Covers the principles and mechanisms of virtual memory in computer systems, focusing on isolation, efficiency, and the role of the Memory Management Unit.

Fragmentation and Segmentation: Memory Management Techniques

Covers fragmentation and segmentation, focusing on memory management techniques and their implications for system performance.

Memory Virtualization: Page-Based Management Techniques

Discusses page-based virtual memory, focusing on its mechanisms, benefits, and address translation techniques.

Page Tables: Memory Management in Computer Systems

Covers the organization and management of page tables in computer systems, focusing on their structure, challenges, and the advantages of multi-level page tables.

Memory Management: Translation Lookaside Buffer Explained

Explains the Translation Lookaside Buffer's role in efficient memory management and its impact on virtual-to-physical address translation.

Paging Mechanisms: Copy-on-Write and Swapping

Covers how the operating system uses paging through copy-on-write and swapping mechanisms to manage memory efficiently.

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File System Abstraction: Understanding Files and Directories

Explains the file system abstraction, focusing on files, directories, and their management within a computer system.

Mount Points: Organizing Multiple File Systems

Explains how mount points allow for the organization and management of multiple file systems in computer systems.

File System Implementation: Managing Data on Disks

Explains the implementation of file systems and how data is managed on persistent storage media.

IO Devices: Interaction and Performance

Covers the interaction between operating systems and IO devices, focusing on hardware fundamentals and performance implications.

Device Drivers: Managing Hardware Complexity in Operating Systems

Explains the function of device drivers in managing hardware complexity within operating systems.

Persistent Storage: Understanding Magnetic Disks and Their Performance

Covers persistence in computer science, focusing on magnetic disks and their performance characteristics, including seek time, rotational latency, and disk scheduling algorithms.

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