Operating Systems:
EasyExamNotes.com covered following topics in these notes.
- Introduction to Operating Systems
- Function of OS
- Evolution of OS
- Different Types of OS
- Desirable Characteristics and features of an OS
- Operating Systems Services
- Utility Programs
- System Calls
- File Systems: File Concept
- Contiguous disk space allocation met
- Directory Structures
- Disk Scheduling Algorithms
- FCFS Disk Scheduling Algorithms
- SSTF Disk Scheduling Algorithms
- SCAN Disk Scheduling Algorithms
- CSCAN Disk Scheduling Algorithms
- LOOK Disk Scheduling Algorithms
- CLOOK Disk Scheduling Algorithms.
- CPU Scheduling
- FCFS CPU scheduling algorithm
- Nonpreemptive SJF CPU scheduling algorithm
- Preemptive SJF (SRTF) CPU scheduling algorithm
- Round Robin CPU scheduling algorithm
- Process Concept
- Process State Diagram
- Types of Schedulers
- System calls for Process Management
- Multiple Processor Scheduling
- Concept of Threads
- Memory Management
- Different Memory Management Techniques
- Swapping
- Segmentation
- Paging
- Paging vs Swapping
- Paging vs Segmentation
- Overlay in memory management
- FCFS page replacement algorithm
- LRU page replacement algorithm
- Optimal page replacement algorithm
- Critical Section Problem
- Deadlock Avoidance, Recovery
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