What Makes Hard Drive Data Recovery So Difficult?



Posted: Tuesday, September 22, 2009

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Computer crashes are quite common these days and most of us have had to experience the stress of losing important files and attempted hard drive data recovery. Of the many problems a computer can be stuck with, hard drive failure is perhaps the most destructive and once it happens, the process of retrieving data is not an easy one. Plus, the cost can run to the thousands. And no, it's not because those who specialize in recovering data from a hard drive merely want to make things more difficult to the computer owner; it's because the job of hard drive data recovery is painstaking and requires superior skill.

The first thing that data recovery specialists try to pinpoint is the extent of the damage to the drive. If the computer was attacked by a virus or if the cause of the data loss was due to malfunctioning software, hard drive data recovery is not as tough as when the hard disk undergoes mechanical failure. In the case of a virus attack or a software problem, the computer's operating system is no longer able to identify the corrupted data. A professional is needed first to separate the data down to its binary form and then to bring it back to a format readable to the OS. The process is less complicated than if the damage was due to mechanical failure.

With the exception of fans, a hard drive is the only moving part in a computer. The moving parts are very delicate and are prone to failure. When this happens, replacing them can be a difficult prospect. First, the part should be very specific. Not any part will do. There is no such thing as generic replacement heads which can be used to make failed hard drives work. Every piece must come from a hard drive so similar to what was lost. Parts which may have been made at about the same time and in the same factory as the old one. Finding the specific hard drive part can be costly - add to that the costs for repairing the damaged one and getting it running.

The most expensive aspect about recovering the data from a damaged drive is actually getting the drive up and running. Rebuilding corrupted data can be fairly simple and much cheaper. But if your drive was damaged because the drive was opened or from water or heat you will be looking at a much larger bill. Typically, the size of the drive or number of files to be recovered has an impact on the price as well if the data has to be rebuilt.

If you want to avoid the expenses associated with hard drive data recovery, then it's high time you put up a failsafe measure that will assure the safety of your files at all times. Hard drives are bound to quit sooner or later but if you have a backup for all your data, you won't have to be constantly worried as to when that time will come.

If your computer files and data are vital to you, don't take chances when it comes to computer crashes! It may cost some amount for an online storage service, but compared to the expense of  hard drive data recovery, you will be saving quite a bit.
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