hi i had have been created a fdb with 1.5

then i wantto use 2.0 and i will create a fdb with 2.0 there is on my
pc the 1.5 if i install the 2.0 too do they will work together?

then can i use them together? can the 1.5 use own fdb and the 2.0 can
use own fdb?

is this possible? wihtout backup /restore


thanks