Software

Software

1. Utility Programs

   • Security
     • Antivirus
     • Firewalls
     • Spyware protection
   • Disk organisation
     • Defragmentation
     • Formatting
     • File Transfer
   • System maintenance
     • System information and diagnosis
     • Automatic Updating
     • System Cleanup tools

2. Types

   • Custom Written
   • Off the Shelf
   • Open Source
   • Proprietary

3. Functions of operating system

   • User interface
   • Memory management
   • Peripheral management
   • Multi-tasking
   • Security