Translation:Where did you get it?
Breaking "ulikipata" down:
u + li + ki + pata,
u- = second person singular "you",
-li- = past tense marker, -ki- = object infix for the ki-/vi- noun class. We are referring to a singular object in this case.
-pata = verb root "get"
To check which noun classes take which object infixes, refer to the tips and notes here https://www.duolingo.com/skill/sw/Object-Infixes