Today there are many ways to recover data back after data loss has occurred. But still none guarantees 100% data recovery. And even a small loss in data can cause data inconsistency. The corruption of data can, sometimes, lead to major losses in business. No matter what software you employee to recover data it cannot completely recover deleted files. So it is very much advised to follow preventive methods.

The data loss can be avoided by following some procedures. First and the most important thing is that you must regularly take backup of the system, so that in case of a crash you need not to follow deleted file recovery procedure.

Another important precaution that must be followed is that there must be availability of Uninterrupted Power Supply (UPS). UPS helps in prevention of accidental system crash. System crash corrupts some operating system files and some user files, thus you need to follow a windows recovery procedure to get the system files back. Thus UPS is very much required on every machine.

Another major cause for data loss is computer virus. A computer virus is a program that attaches with other files and gets transferred from one machine to another by data transfer. A Computer virus malfunction the computers. The best way of prevention of computer viruses is by scanning PC with antivirus software. Also you must keep the antivirus updated. This helps in fighting with latest viruses.