If you're referring to the 6x6 cargo trucks with weapons mounted, they're simply called gun trucks.
An army truck with guns is commonly called an armored vehicle, specifically an armored military truck. These trucks are designed to transport troops and equipment while also offering protection and offensive capabilities through mounted weapons.
Gun Truck
It's typically called an armory.That is the Arms Room or Armory.
Gunners
there is an unknown amount of guns used by the American army
An army's guns are generally stored in an armory. These areas are often heavily guarded. They can hold guns, ammunition, and other weapons.
American Guns - 2011 Winchester Truck Gun Ducks Guns 2-13 was released on: USA: 8 August 2012
Away.
no
No. :)
there are a lot of guns in the army and the Pentagon makes more every day some more advanced then the others in case some are stolen... The Pentagon does not make guns.
yes
Yes