unfamiliar with 7zip archive - Help!

[C.Tresenriter]

On Sun, 2015-04-12 at 10:59 +1000, Chris Roy-Smith wrote:
> On 12/04/15 10:33, C.Tresenriter wrote:
> >
> >
> >
> > On Sun, 2015-04-12 at 09:46 +1000, Karl Auer wrote:
> >
> >> What does the "file" utility report? Might not have been
> >> compressed/packaged the way you think they are, and file extensions can
> >> lie.
> >>
> >> Email the sender and ask him *exactly* how he extracted the files.
> >
> > I'm already waiting for a response on that question.
> >
> > Here's the output of "file -z <file.7z.Z01>"
> > 7-zip archive data, version 0.4 (Zip archive data, at least v2.0 to
> > extract)
> >
> > and the 7z.zip file  reports simply:
> > data
> > Maybe I'm using the utility incorrectly?
> >
> > Years ago I had another archive like this (7z.Z01. 7z.Z02, etc) with
> > several parts, I eventually decided I had spent enough time trying to
> > figure it out and gave up.
> >
> >
> have you read this article?
> http://www.thegeekstuff.com/2010/04/7z-7zip-7za-file-compression/

Yup.