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.
% T3 b* b& r5 I+ k7 k9 Y! d& \Don'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.