FMF Infantry Weapons Fundamentals 2 — Questions and Answers
Question 1: What is the maximum effective range of the M249 Squad Automatic Weapon (SAW) against a point target?
- 600 meters
- 800 meters (Correct answer)
- 1000 meters
- 400 meters
Correct answer: 800 meters
The M249 SAW has a maximum effective range of 800 meters against point targets.
Question 2: Which of the following best describes the function of the M203 grenade launcher?
- Shoulder-fired anti-tank rocket
- Under-barrel single-shot 40mm grenade launcher (Correct answer)
- Belt-fed automatic grenade launcher
- Crew-served mortar system
Correct answer: Under-barrel single-shot 40mm grenade launcher
The M203 is a single-shot, breech-loading 40mm grenade launcher designed to be mounted under the barrel of an M16 or M4.
Question 3: What does the term 'cyclic rate of fire' mean for an automatic weapon?
- The sustained rate a gunner can maintain for hours
- The theoretical rounds per minute the weapon fires continuously (Correct answer)
- The rate of fire after barrel changes
- The number of rounds in one burst
Correct answer: The theoretical rounds per minute the weapon fires continuously
Cyclic rate of fire is the theoretical maximum rounds per minute a weapon can fire if fed continuously without overheating or reloading.
Question 4: The M2 .50-caliber machine gun is primarily used in which role?
- Personal defense weapon for scouts
- Anti-materiel and crew-served fire support (Correct answer)
- Designated marksman precision rifle
- Breaching tool for urban operations
Correct answer: Anti-materiel and crew-served fire support
The M2 is a heavy, crew-served machine gun used for fire support and anti-materiel roles against light vehicles and equipment.
Question 5: What type of sight does the M40 sniper rifle use as its primary optic?
- AN/PVS-14 night vision monocular
- Unertl or Schmidt & Bender telescopic scope (Correct answer)
- EOTech holographic sight
- ACOG fixed 4x optic
Correct answer: Unertl or Schmidt & Bender telescopic scope
The M40 series sniper rifle uses telescopic scopes such as the Unertl or Schmidt & Bender for precision long-range engagements.
Question 6: Which safety rule states that you should always keep the weapon pointed in a safe direction?
- Treat every weapon as if it were loaded
- Never point the weapon at anything you do not intend to shoot (Correct answer)
- Keep your finger straight and off the trigger
- Keep the weapon on safe until ready to fire
Correct answer: Never point the weapon at anything you do not intend to shoot
The rule 'never point the weapon at anything you do not intend to shoot' ensures the muzzle is always oriented safely.
Question 7: What is the primary purpose of a flash suppressor on a rifle?
- Reduce recoil by venting gases upward
- Reduce visible muzzle flash to avoid revealing the shooter's position (Correct answer)
- Increase muzzle velocity
- Attach a bayonet securely
Correct answer: Reduce visible muzzle flash to avoid revealing the shooter's position
A flash suppressor disperses burning gases at the muzzle to reduce the visible flash signature and help conceal the shooter's position.
FMF Infantry Weapons Fundamentals 2
What is the maximum effective range of the M249 Squad Automatic Weapon (SAW) against a point target?