My wife is Vietnamese, so I have a basic grasp of it, but they don’t really have a word for yes.
The verb itself is used to answer the question.
Want something to drink? Drink. Want to go to the park? Go.

They have a word for no, but as you can probably ascertain, it’s only for the negative.

Not entirely true.
In an apartment in the middle of a city, noisy neighbours can be a problem.

In those cases, it’s best to jump to 5 GHz, and leave the 2.4 band alone.