Operating System Concepts

• What Operating Systems Do
• History and Evolution of Operating Systems
• Computer-System Organization
• Computer-System Architecture
• Operating-System Operations
• Resource Management
• Security and Protection
• Virtualization
• Distributed Systems
• Kernel Data Structures
• Computing Environments
• Free and Open-Source Operating Systems
• Summary

2 LiveLab in this lesson — see the labs panel →

• Operating-System Services
• User and Operating-System Interface
• System Calls
• System Services
• Linkers and Loaders
• Why Applications Are Operating-System Specific
• Operating-System Design and Implementation
• Comparison of Operating Systems
• Operating-System Structure
• Summary

3 LiveLab in this lesson — see the labs panel →

• Process Concept
• Process Scheduling
• Operations on Processes
• Interprocess Communication
• IPC in Shared-Memory Systems
• IPC in Message-Passing Systems
• Examples of IPC Systems
• Communication in Client–Server Systems
• Summary

1 LiveLab in this lesson — see the labs panel →

• The Security Problem
• Program Threats
• System and Network Threats
• Cryptography as a Security Tool
• User Authentication
• Implementing Security Defenses
• An Example: Windows 10
• Goals of Protection
• Principles of Protection
• Protection Rings
• Domain of Protection
• Access Matrix
• Implementation of the Access Matrix
• Revocation of Access Rights
• Role-Based Access Control
• Summary

• Advantages of Distributed Systems
• Network Structure
• Communication Structure
• Network and Distributed Operating Systems
• Design Issues in Distributed Systems
• Distributed File Systems
• DFS Naming and Transparency
• Remote File Access
• Final Thoughts on Distributed File Systems
• Summary