OPERATING SYSTEM

OPERATING SYSTEM

1. Main program that runs on every computer

   • Hardware resources
   • provides services
     • Programs

2. Why study operating system?

   • Understand the programs
     • Poor performance
     • lost of information
   • Understand the functioning

3. Functions and objectives

   • Abstraction
     • Solve the needs
     • Records
   • Resource administrator
     • Memory and storage
   • Isolation
     • multi-user system

4. Parts of an operating system

   • Process management
   • Communication mechanism
   • Synchronization mechanism