yes
No, they do not need a drivers license to drive a NASCAR race car.
no
No not when they are driving
No not when they are driving
There is no license required to drive in the NASCAR series racing.
Nowhere. You need to have a drivers licence before you can get a CDL.
No, you don't need a special insurance or licenses to open a bed and breakfast. You can read about how to start one at www.fabjob.com/BedAndBreakfast.asp
I would say all of the street cars have their licenses, otherwise they would get a ticket. The racecars need a license too, but a different/special kind.
No you do not need a special drivers license to rent a wheelchair van. All you need is to have your class D drivers license.
It depends on your job, for most you don't, but it helps to have a degree. What you need most is a mechanical (degree or knowledge) and athletic abilities.
Most use diving license, but no other major licenses are needed.