This is the 13122nd most frequent Korean word.
되냐
"Does it work?" or "Is it possible?"
In this sentence, '되냐' is used to inquire whether something is allowed or permissible, specifically asking if it's allowed to drink coffee in the store.
이 가게에서 커피를 마실 수 있되냐?
Can I drink coffee at this store?
Here '되냐' serves to express doubt or curiosity about the feasibility of solving a problem very easily.
이 문제를 아주 쉽게 풀 수 있되냐?
Can this problem be solved very easily?
In this sentence, '되냐' is used to ask for permission or whether it's acceptable to perform an action, specifically parking in a location.