1. Introduction to Operating Systems

Contents:

• 1.1. Basic Operating System Concepts
  • 1.1.1. What is an Operating System?
  • 1.1.2. Operating System Benefits
  • 1.1.3. History of Operating Systems
  • 1.1.4. Current Operating Systems
• 1.2. Computer Architecture
  • 1.2.1. The von Neumann Architecture
  • 1.2.2. The CPU Control Unit
  • 1.2.3. The Arithmetic Logic Unit (ALU)
  • 1.2.4. The von Neumann Loop
• 1.3. Basics of How Operating Systems Work
  • 1.3.1. Role of Interrupts
  • 1.3.2. CPU Execution Mode
  • 1.3.3. CPU Response to Interrupts
• 1.4. Parts of an Operating System
• 1.5. Operating-System Design and Implementation
  • 1.5.1. Design Goals
  • 1.5.2. Implementation
  • 1.5.3. Operating-System Structure
  • 1.5.4. System Boot
• 1.6. The Operating System Environment
  • 1.6.1. Program Execution
  • 1.6.2. OS Efficiency Functions
  • 1.6.3. User Inteface
  • 1.6.4. System Calls
  • 1.6.5. System Programs

See also

• Video about What is an Operating System?
• Video on The History of Operating Systems
• Video about the System Call and User Interfaces to an Operating System
• Video about the Components of an operating system
• Audio about The Unix Operating System
• Audio about The Windows Operating System