1. http://free-backup.info/
Is File Recovery Worth Pursuing?
As you realize that you have experienced some data damage, the initial decision is definitely
if data recovery is possible. The next steps that needs to be taken depends upon the reply to
this, whether it is worth attempting information recovery or whether to find a way of
handling the data loss.
Analyse If Data Recovery can be done
It is a difficult choice, specifically if you are doubtful what brought on the information loss. A
pc professional may have attempted data recovery and the outcomes of some remedies,
Microsoft's "Checkdisk" in particular, are quite random.
It generally becomes a commercial one of whether the information is actually value the cost of
restoration. Only in very severe situations, the magnetization that stores the data will still be
existing on disk. Even in case where the computer is burned, flooded, or crushed data rescue
can nonetheless be possible, yet at an extremely high cost.
Forms of Data and Their Effect on Data Recovery
The type of data being restored also impact this decision. If you're able to restore, for
example, 90% of all lost data, and these files are photos you will get 9 out of 10 photos; this
can be deemed a success. On the other hand, if the files are database tables and only 90% can
be restored the entire database is corrupted. The higher the dependency and interaction
between your data files, the worse the effects of even a tiny amount of missing data will be.

2. Could It Be Logical or Physical Data Retrieval?
There's two distinctive processes in data restoration.
Physical data restoration is the removal of the raw files from a damaged disc, logical data
recovery means the restoring of damaged data files.
Pure logical data losses are usually caused by operator error. The accidental removal of
records, accidental drive formatting, or it may be from a malicious virus attack.
Physical data recovery from the drive that has failed mechanically may not need any
subsequent logical renovation if it can be effectively fixed, though in practice several physical
maintenance are followed by logical reconstruction if some data is completely lost due to
broken disc surfaces.
Time Aspect in Logical Data Recovery
It's easy to underestimate time aspect in data healing, yet losing data in a week is effectively
losing the data permanently. A single file that's been by mistake, permanently, deleted rather
that being moved to the Recycle Bin or by emptying the Recycle Bin, is marked in the
directory entry with E5.
This frees the associated FAT entry and the since the location of the removed file is no longer
protected by its file system those locations are available for recycling the next time the Os
needs to make a new file.
The issue is that in any computer, records are continually being made. Numerous pc
processes write to log files, and browsing a single Website will download several records.
These could overwrite the removed files making retrieval much more challenging.