How well do you know your firearms?

Test your knowledge on various firearms! Do you have what it takes to master this quiz?

1 What is the world's most powerful handgun?
2 What is the world's most powerful sniper rifle?
3 What was the first fully automatic assault rifle?
4 How many rounds does the standard M-16 magazine hold?
5 Up to how many yards is the M-16 effective?
6 What 12 gauge shotgun has the least amount of recoil?
7 What does 'misfire' mean?
8 Russia was arming the Serbian military with what rifle during WWI?
9 The weapon manufacturer 'Heckler & Koch' was created where?
10 What's the most effective place to shoot a zombie? (If you know me, you'll understand