Lecture 01: Introduction to Operating Systems and Execution Management
- What is an Operating System?
- Types and Evolution of OS
- Execution Management in OS
- Kernel vs User Mode
- Real-World Relevance and Case
- Questions & Summary
Slide Deck
Key Takeaways
- The OS manages execution through processes, threads, and CPU scheduling.
- Kernel mode enables privileged operations; user mode ensures safety and isolation.
- System calls are the bridge between user programs and kernel services.
- Execution control is foundational to performance, security, and reliability.