Answer:
It returns the lookup value located in a specific location.
Explanation:
TCP is a reliable protocol. Verification of the data (to an extent) is performed. UDP is an unreliable protocol. It's a "fire and forget" protocol. Since the verification ( packet counts, checksums ) isn't being done, the application[s] have to do it.
Sometimes your mean to people (dog peeing on fire hydrant) sometimes people are mean to you (being peed on)
