A review of the "usability" of this file depends on having the full set. To extract it:
: If you only have .002 , the file is useless. You will receive an "unexpected end of archive" or "missing volume" error.
: Right-click only on the first file ( .001 ) and select "Extract."
: Ensure tango.7z.001 , tango.7z.002 , and so on are located in the same folder.
Instead, here is a technical review of its function and how to handle it: Technical Overview
The filename indicates that it is the second part of a split compressed archive, most likely created using the 7-Zip utility. Because it is only a segment of a larger file, it cannot be "reviewed" in the traditional sense of a software product or service.
: This signifies a multi-part (split) archive. For the data to be usable, you must also have the first part (usually tango.7z.001 ) and any subsequent parts (e.g., .003 , .004 ).
: These files are typically generated by 7-Zip or WinRAR .