If it uses a battery, green gas, or co2 its a full auto and can shoot multiple times.
With a tight bore barrel and sealed nozzle and higher spring
No. Airsoft is a type of sport like paintball so airsoft guns you can shoot people. but please shoot responsibly.
A regular BB gun can not shoot air-soft pellets. BB guns shoot a .175 BB. Air guns shoot a much larger 6MM BB.
If you use airsoft gun in public place or pretend it's a real gun - yes, you can be shoot. Do not use airsoft guns in public places!
You shoot people.
There are no airsoft licences.
no
Yes.
It's not designed to!
no. Airsoft guns could not possibly shoot that fast.
Depends on the laws
no, it doesn't