Maintenance Methods

Maintenance Methods

1. Corrective maintenance

   • After installation
     • Fault report created
       • Developers fix the problem
         • Testers test the system
   • Also used for hardware
   • Correcting problems which prevent the system carrying out its functions
   • Crashes, not working on data correctly, producing thw wrong outputs, not interfacing with hardware, not meeting success criteria.

2. Adaptive maintenance

   • Altering the system to meet new laws / legislation. also to incorporate new technology
   • Whatsapp - end to end encryption
   • Biometric passports
   • VR headsets - adapting old hardware / softeare to use them

3. Perfective maintenance

   • improving the efficiency of the system
   • Adding shortcuts
   • Matching house styles
   • Reducing the number of interaction steps
   • Matching paper based or other interfaces