Question

which would be the most appropriate resource for identifying an unknown graphics file format that a digital forensics analysis tool does not recognize?
a. the senior digital forensics examiner
b. the nsrl
c. the intranet
d. the internet

Explanation:

The NSRL (National Software Reference Library) maintains a database of known file signatures, formats, and metadata, which is specifically designed for digital forensics professionals to identify unknown file types. A senior examiner may lack comprehensive signature data, an intranet has limited scope, and the internet provides unvetted, inconsistent information.

Answer:

b. The NSRL