The ability of computers, and in some cases, the operating system, responding to events (or defects) destructive, such as cut the flow of electricity or damage to the hardware, and the way that information was gone, and affairs are Muslims. injury denied. This process with the use of the power supply battery. hard ھ additional time. before ھ in the operating system, or any combination of ھ subject. In the network of The against defects tolerance. the system is capable of without loss of data because the operation continues in the appeal, or turned off, and after the fix, the people, the mode of processing of the previous return.

- tolerance defects
- power tolerance defects
- tolerance defect