No Exile! A few taken as slaves to Babylonia who were let go latter and either returned or integrated. Jews were expelled by Romans from Judea but not surrounding area.
Jews are not all related. There is no Jewish DNA nor is there a bit of DNA unique to Jews. Old ones converted from and new ones converted to. No different to other religious idiocies. By the 5th Century most in Palestine had converted to Christianity. The end!
I have pointed this out to you many times. You have no response because science and facts kick you into touch. Fantasy is all you have!