Operating System

Introduction to Operating System

Functions of Operating System

Objectives of Operating System

Historical Evolution of Operating System

Types of Operating System

Operating System Services (System Calls)

System programs

Process States

Process Control Block

Processor Scheduling and Schedulers

CPU Scheduling Preemptive vs Non-Preemptive

Scheduling Criteria and Time

FCFS Scheduling

Convoy Effect

SJF Scheduling

Priority Scheduling

Preemptive Priority Scheduling

Non Preemptive Priority Scheduling

Round Robin Scheduling

Multi Level Queue Scheduling

HRRN Scheduling

Critical section Problem

Petersons Solution

Deadlock and Necessary Conditions

Deadlock Prevention

Deadlock Avoidance

Deadlock Recovery

Dining Philosophers Problem

Semaphores

Physical and Logical Address Space

Swapping

Contiguous and Non Contiguous memory Allocation

Paging and Segmentation

Segmentation with Paging

Virtual Memory Management

Demand Paging

Page Replacement Algorithms

Translation Lookaside Buffer

Types of files

File Access Methods

Directory Structures

File Allocation Methods

Disk Scheduling Fundamentals

FCFS Disk Scheduling

SSTF Disk Scheduling

SCAN Disk Scheduling

LOOK Disk Scheduling

C-LOOK Disk Scheduling

IO Hardware and Device Controllers

IO Techniques

Interrupt Handlers and Device drivers

Kernel IO Subsystem

Application IO interface