Operating Systems 1 KNEC pdf notes

Description

CHAPTER 1: INTRODUCTION TO OPERATING SYSTEM

• Introduction to Operating system
• Operating Systems Terminology’s
• The History of Operating Systems
• Operating System Structure
• Operating System ─ Types
• Operating System ─ Properties
• Job control

CHAPTER 2: PROCESS MANAGEMENT

• Definition of a Process and terms
• The Process Model
• Process Levels
• Process States Life Cycle
• Inter-process communication
• Race Conditions
• Critical Section
• Mutual Exclusion
• Using Systems calls ‘sleep’ and ‘wakeup’
• Semaphore & Monitor
• Process scheduling
• Definition
• Process Scheduling Queues
• Process scheduling and Job scheduling
• Schedulers
• Context Switch
• Process Scheduling Algorithms
• Deadlock
• Introduction
• Deadlock Characterization
• Resource-Allocation Graph
• Method for Handling Deadlock //Detection
• Description of Error Diagnosis

CHAPTER 3: MEMORY MANAGEMENT

• Introduction to Memory management
• Memory management Objective
• Memory management Concepts
• Static vs Dynamic Loading
• Static vs Dynamic Linking
• Memory allocation technique
• Contiguous Allocation
• Paging
• Virtual Memory
• Basic Concept of virtual memory
• Demand Paging
• Page Replacement Algorithm
• Segmented paging and Paged segmentation?

CHAPTER 4: DEVICE (1/0) MANAGEMENT

• Objectives of device (I/O) management
• Principles of device (I/O) Hardware
• Device Controllers
• Direct Memory Access (DMA)
• Principles of I/O Software
• Goals of the I/O Software
• Introduction to I/O software
• Device Drivers
• Interrupt handlers
• Device-Independent I/O Software
• User-Space I/O Software
• Kernel I/O Subsystem
• Disks and disk operations
• Overview of Mass-Storage Structure
• Disk Structure
• Disk Performance Parameters
• Disk Scheduling
• Disk Management
• Swap Space Management
• Stable Storage Implementation
• Disk Reliability
• Summary
• Computer clocking system
• Introduction to system clocking
• The hardware and software clocks
• Computer terminals
• Computer Terminal Hardware
• Summary
• Input/Output software
• Virtual devices
• Objective of Virtual devices
• History of Virtual devices
• Virtual Device Types

CHAPTER 5: FILE MANAGEMENT

• File management
• File system
• File Concept
• File Structure
• File Attributes
• File Operations
• File Types – Name, Extension
• File Management Systems:
• File-System Mounting
• File Access Mechanisms
• Space Allocation