- Can I use a partitioned External USB Drive or should I buy an HD to clone to?
The software support both option (to single file or another drive), but i would recommend first option.
- Would you recommend another program for a second clone?
If you're linux user, you could use built-in tools called
ddStraight to the point. I will look into linux DD (a decade or so ago I did play around with Linux but never used it day to day - I couldn't Game with it!!!)