If you want to study/test
Oracle on
Solaris, the appliance image should be sufficient.
If you want to study/test
Solaris, try to install it from scratch.
---------- Post updated at 03:21 PM ---------- Previous update was at 03:18 PM ----------
Actually, I'm not sure if:
is because
Oracle owns
Sun and
VirtualBox now, or because of some pre-configured Oracle product on that appliance.