OPENTEXT Tableau TX1 - Blank checking

OpenText Tableau Forensic TX1 Imager
The Information Company 55
3.3.7 Blank checking
The Blank Check utility checks a drive for the presence of meaningful data.
The following t
able provides Blank Check option details:
Option
Description
Fast
Quickly checks to determine if the drive appears to be
blank by reading in and checking the sectors in the Master
Boot Record, the Primary GPT, and the Secondary GPT.
Smart
Performs the Fast check, then reads in up to 75% of the
available sectors randomly to determine whether they are
blank. The blank check will stop as soon as a non-blank
data pattern is detected.
Complete
Reads in up to 100% of the available sectors to check if
the drive is blank. The blank check will stop as soon as a
non-blank data pattern is detected.
A sector is considered blank if it contains only the same repeated 2-byte pattern. Any
non-repeating pattern is considered to be non-blank. However, each individual sector
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