CENSECFOR Operator Training - M16A3/M4A1 Service Rifle 119
Exam Questions with 100% Correct Answers
What caliber is the M16A3/M4A1 service rifle? Correct Answer: 5.56 mm
What the maximum effective range of the M16A3 service rifle? Correct Answer: 550 m (602
yards)
A safety function should be performed when? Correct Answer: Anytime rifle is reassembled.
What is the muzzle velocity of the M16A3 service rifle? Correct Answer: 3,100 fps (945 mps)
Which stoppage is associated with a lower report or reduced recoil? Correct Answer: Audible
pop/reduced recoil
Between the M4A1 and the M16A3, which has the greater maximum effective range? Correct
Answer: M16A3
Which type of stoppage usually occurs as a result of not seating the magazine? Correct Answer:
Double-feed
What is "Danger"? Correct Answer: An operating or maintenance procedure, practice, condition,
statement, etc., which if not strictly observed, WILL result in serious injury to, or death to
personnel, or threatens the primary mission of the ship.
What the maximum effective range of the M16A3 service rifle in meters? Correct Answer: 550
meters
The remedial action steps below would be used to fix which stoppage?
1. Press the magazine catch release, remove the empty magazine, and stow it on person if time
permits.
2. Insert a filled magazine into the magazine well and tug downward on the magazine to ensure it
is properly seated.
3. Pull the charging handle to the rear and then release it to allow the bolt to move forward and
chamber a round.
4. Sight in and attempt to fire. Correct Answer: Bolt locked to the rear.
What common stoppage is characterized by a double feed? Correct Answer: Brass is obstructing
the chamber area.
What the maximum effective range of the M4A1 service rifle in meters? Correct Answer: 500
meters
A clearing barrel provide a safe direction in which to point a weapon when performing all of the
following "load, unload, unload show clear, make ready" except? Correct Answer: Make ready
, What are the magazine capacities for the M16A3/M4A1 service rifle in meters? Correct Answer:
20 or 30 rounds.
Which sling arms transport method is used primarily during periods of inclement weather to keep
moisture out of the bore of the rifle? Correct Answer: Weak Side Sling Arms Transport (Muzzle
Down)
Which major component group consists of the cartridge extractor, ejector and firing pin? Correct
Answer: Bolt Carrier Assembly
Which major component group consists of the ejection port cover, and the housing of the bolt
carrier key? Correct Answer: The upper receiver assembly
Which major component group holds cartridges ready for feeding and provides a guide
positioning for cartridges for stripping? Correct Answer: Magazine group assembly
Which component houses the action spring, the buffer assembly, and the extension assembly?
Correct Answer: Buttstock
What position is the selector lever in if the trigger is pulled and the hammer does not fall?
Correct Answer: Safe
What is "Warning"? Correct Answer: An operating or maintenance procedure, practice,
condition, statement, etc., which if not strictly observed, could result in injury, or death of
personnel.
What is "Caution"? Correct Answer: An operating or maintenance procedure, practice,
condition, statement, etc., which if not strictly observed, could result in damage to, or destruction
of equipment or loss of mission effectiveness.
What is "Note"? Correct Answer: An operating or maintenance procedure, practice, condition
that is essential to highlight.
Proper weapon handling is whose responsibility? Correct Answer: The person in control of the
weapon.
Pointing or aiming a functional weapon at any person or thing is unlawful except when? Correct
Answer: Performance of duty.
The most prevalent factor in accidents involving firearms is which of the following? Correct
Answer: Assumption that the weapon is not loaded
This rule will prevent unintentional injury to personnel or damage to property that could occur
when handling or transferring possession of a weapon? Correct Answer: Treat every weapon as
if it were loaded.
Exam Questions with 100% Correct Answers
What caliber is the M16A3/M4A1 service rifle? Correct Answer: 5.56 mm
What the maximum effective range of the M16A3 service rifle? Correct Answer: 550 m (602
yards)
A safety function should be performed when? Correct Answer: Anytime rifle is reassembled.
What is the muzzle velocity of the M16A3 service rifle? Correct Answer: 3,100 fps (945 mps)
Which stoppage is associated with a lower report or reduced recoil? Correct Answer: Audible
pop/reduced recoil
Between the M4A1 and the M16A3, which has the greater maximum effective range? Correct
Answer: M16A3
Which type of stoppage usually occurs as a result of not seating the magazine? Correct Answer:
Double-feed
What is "Danger"? Correct Answer: An operating or maintenance procedure, practice, condition,
statement, etc., which if not strictly observed, WILL result in serious injury to, or death to
personnel, or threatens the primary mission of the ship.
What the maximum effective range of the M16A3 service rifle in meters? Correct Answer: 550
meters
The remedial action steps below would be used to fix which stoppage?
1. Press the magazine catch release, remove the empty magazine, and stow it on person if time
permits.
2. Insert a filled magazine into the magazine well and tug downward on the magazine to ensure it
is properly seated.
3. Pull the charging handle to the rear and then release it to allow the bolt to move forward and
chamber a round.
4. Sight in and attempt to fire. Correct Answer: Bolt locked to the rear.
What common stoppage is characterized by a double feed? Correct Answer: Brass is obstructing
the chamber area.
What the maximum effective range of the M4A1 service rifle in meters? Correct Answer: 500
meters
A clearing barrel provide a safe direction in which to point a weapon when performing all of the
following "load, unload, unload show clear, make ready" except? Correct Answer: Make ready
, What are the magazine capacities for the M16A3/M4A1 service rifle in meters? Correct Answer:
20 or 30 rounds.
Which sling arms transport method is used primarily during periods of inclement weather to keep
moisture out of the bore of the rifle? Correct Answer: Weak Side Sling Arms Transport (Muzzle
Down)
Which major component group consists of the cartridge extractor, ejector and firing pin? Correct
Answer: Bolt Carrier Assembly
Which major component group consists of the ejection port cover, and the housing of the bolt
carrier key? Correct Answer: The upper receiver assembly
Which major component group holds cartridges ready for feeding and provides a guide
positioning for cartridges for stripping? Correct Answer: Magazine group assembly
Which component houses the action spring, the buffer assembly, and the extension assembly?
Correct Answer: Buttstock
What position is the selector lever in if the trigger is pulled and the hammer does not fall?
Correct Answer: Safe
What is "Warning"? Correct Answer: An operating or maintenance procedure, practice,
condition, statement, etc., which if not strictly observed, could result in injury, or death of
personnel.
What is "Caution"? Correct Answer: An operating or maintenance procedure, practice,
condition, statement, etc., which if not strictly observed, could result in damage to, or destruction
of equipment or loss of mission effectiveness.
What is "Note"? Correct Answer: An operating or maintenance procedure, practice, condition
that is essential to highlight.
Proper weapon handling is whose responsibility? Correct Answer: The person in control of the
weapon.
Pointing or aiming a functional weapon at any person or thing is unlawful except when? Correct
Answer: Performance of duty.
The most prevalent factor in accidents involving firearms is which of the following? Correct
Answer: Assumption that the weapon is not loaded
This rule will prevent unintentional injury to personnel or damage to property that could occur
when handling or transferring possession of a weapon? Correct Answer: Treat every weapon as
if it were loaded.
