If a quake happened on Jupiter would it be a Jupiter quake?

no

nope. but one of its moons does.

Most small, irregular ones would seem like tiny dots(closer ones would seem like very small, flying potatoes Example - Metis, Adastrea, Amalthea) but for the galilean ones (biggest ones) its...

You would die on your first day because of all those poisonous gases that envelope it.

there would be an apocalypse