Online Backup, Offline Backup & Near-line Backup

With the increasing of data day by day, some actions need to be taken to wall off data being lost. Yes, data should be backed up in case unexpected disasters happen like fires, floods, earthquakes, virus attack, accidental deletion, system failure, etc. But with so many solutions, which one suits you best? Do you have a clear understanding of them? Here, three types of backup will be analyzed for you.