INFO 2 Topic 6 Summary

INFO 2 Topic 6 Summary

1. The need for backup

   • Malpractice and Crime
     • User error
     • Terrorist attack
     • Viruses
     • Hacking
     • Theft
     • Deliberate damage
   • Hardware Failure
   • Software bugs
   • Power Cuts
   • Natural Disasters
     • Flood
     • Hurricane
   • Fire

2. Backup Strategy

   • What
     • Full
     • Incremental
     • Differential
   • When
     • After a session of work
     • Hourly
     • Daily
     • Continuously
   • How
     • Magnetic media
     • Optical Media
     • Flash/Pen Drive
     • Transfer using Internet

3. Recovery of Backups

   • Alternative accomodation
   • Availability of staff
   • Availability of hardware
   • Training for staff on how to recover data
   • Availability of alternative communication facilities