I don't think it is a standardized spec., every builder has a different spec., they should have provided the buyer a copy of their spec details. I do know some builders don't even provide the garage door opener which is a must for every garage. So always read before you sign anything.
# j1 ?9 Y! k& B8 \2 |9 LDon't be frustrated, no big deal at all, as long as the basement isn't finished, the cable guy can do his job; just may cost you a small sum of money.