OPERATING SYSTEM

1. UNIT-1(BASIC CONCEPTS OF OPERATING SYSTEM)

• EVOLUTION OF OPERATING SYSTEM
• OPERATING SYSTEM OVERVIEW AND ITS FUNCTIONS
• APPLICATIONS OF OPERATING SYSTEM 
• TYPES OF OPERATING SYSTEM 
• DIFFERENCE BETWEEN MULTIPROGRAMMING AND MULTIPROCESSING

2. UNIT-2(CHAPTER-1 PROCESS MANAGEMENT)

• DEFINE PROCESS
• PROCESS CONTROL BLOCK (PCB)
• PROCESS SCHEDULING
• PROCESS SCHEDULING QUEUES 
• SCHEDULARS 
• SCHEDULING ALGORITHMS
• THREADS AND ITS TYPES 
• MULTITHREADING MODELS  
• DIFFERENCE  BETWEEN USER LEVEL THREAD AND KERNEL LEVEL THREAD 

3. CHAPTER-2 DEADLOCK