UDP is lossy (if the machine is overloaded etc). Datagram packets can also arrive out-of-order. I would expect your dissertation to motivate the choice of UDP as an appropriate transport mechanism, among alternative such as TCP or event REST over HTTP.
https://github.com/Joseph94m/MatchZooIntegration/blob/744352ea3a571b637c2ed0ca5946c914f8f19c46/IRcourseHM-master/src/main/java/uk/ac/gla/dcs/dsms/MZCommunicator.java#L38
UDP is lossy (if the machine is overloaded etc). Datagram packets can also arrive out-of-order. I would expect your dissertation to motivate the choice of UDP as an appropriate transport mechanism, among alternative such as TCP or event REST over HTTP.