This quiz, titled '3P0X1B CDC Vol 2 (2016)', focuses on the maintenance and operation of the M4 Carbine. It assesses knowledge on components like the lower receiver, action spring, and bolt carrier key, and practical skills such as handling malfunctions and safety precautions with blank ammunition.
Bolt carrier assembly
Charging handle assembly
Upper receiver and barrel assembly
Lower receiver and buttstock assembly
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10 1/16 in. 25.56 cm minimum to 11 1/4 in 28.58 max.
10 1/16 in min to 13 1/2 in max
11 1/4 min to 11 3/4 max
11 3/4 min to 13 1/2 max
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1/2 turn apart
1/3 turn apart
1/4 turn apart
1/8 turn apart
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3 - 8
4 - 6
6 - 8
8 - 10
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10 feet
15 feet
20 feet
25 feet
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Close combat mission capability kit (CCMCK) M1042
Cartridge, 5.56mm armor piercing (AP) M995
Cartidge, 5.56mm, tracer, M856
Cartidge, 5.56mm, ball, M855
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60
70
80
90
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15 meters or less
20 feet or less
25 meters or less
30 feet or less
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Trigger block
Hammer block
Firing pin block
Slide stop
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Magazine release button
Disassembly button
Extractor button
Slide stop button
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The locking block and lugs are cracked/burred or broken
The extractor is worn or broken
The firing pin block is broken
The feed ramp is damaged
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5 inches
7 Inches
9 inches
11 inches
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Two land in width and 1/8 in. in length
Two land in width and 3/8 in. in length
One land in width and 3/8 in. in length
One land in width and 1/8 in in length
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Firing
Extracting
Locking
Unlocking
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Firing
Locking
Feeding
Unlocking
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MK243 Mod 0
M821 Ball
M917 dummy
9mm Frangible
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UCMJ
Manuals for courts martial
Host nation requirements
Federal law
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Stock
Barrel
Magazine
Receiver
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Unlocking
Cocking
Loading
Feeding
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Mossberg 590 has an extended barrel
Mossberg 500 has an extended barrel
Mossberg 590 has a detachable heat shield
Mossber 500 has a detachable heat shield
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Automatic
Cylinder
Manual
Cyclic
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Dummy
Nonlethal
Bird scare cartridge
Breaching cartridge
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Entry ways and light armored vehicles
Entry ways and steel reinforced doors
Metal doors and entry ways
Light doors and entry ways
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400 meters
275 meters
165 meters
150 meters
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Low velocity
High velocity
Low explosive
High explosive
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Slide assembly
Barrel assembly
Receiver assembly
Lower rail assembly
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11W2-9-4-1
11W3-9-4-2
11W2-9-4-3
11W3-9-4-4
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4 inches
3 inches
2 inches
1 inch
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Bore detent detection tool
Bore projectile witdth tool
Bore constriction check tool
Bore width and projectile tool
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Cock, move the barrel forward, remove self-locking screw, squeeze the trigger
Squeeze the trigger, cock, move the barrel forward remove self-locking screw
Remove self-locking screw, cock, squeeze the trigger, move the barrel forward
Move the barrel forward, remove self-locking screw, cock, squeeze the trigger
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Extracting and ejecting
Extracting and cocking
Unlocking and cocking
Loading and chambering
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10-30 ft
10-30 meters
20-140 feet
20-40 meters
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M406, HE round
M433 HEDP
M651 tactical chemical smoke grenade
M397 HE Jump up fragmentation
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40 seconds
30 seconds
20 seconds
10 seconds
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Split
Fixed
Gapped
Adjustable
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Slide assembly
Piston assembly
Receiver assembly
Cocking handle assemble
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Failure to fire
Sluggish operation
Failure to chamber
Failure to feed/strip
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A round of ammo not fully seated in the barrel
A spent cartridge located at the bottom of the receiver
More than one broken strand in the drive spring
A kinked, damaged or broken drive spring
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During cocking
During unlocking
During feeding
During chambering
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M232 Dummy
M196 Tracer
M200 Blank
M193 Ball
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M232 Dummy
M196 Tracer
M200 Blank
M193 Ball
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50
100
150
200
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3725 meters
1800 meters
1200 meters
800 meters
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Barrel assembly
Driving spring rod assembly
Bolt and operation rod assembly
Feed tray and receiver assembly
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Broken sear
Broken firing pin
Damaged extractor
Insufficient gas pressure
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Breech assembly
Chamber or bore
Feed tray
Plug
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Barrel wear gauge
Pre-embarkation gauge
Muzzle and breech bore wear gauge
Chamber and barrel assembly gauge
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Loads the weapon
Releases the sear
Moves the feed pawls
Stripes a round from the belt
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Quiz Review Timeline (Updated): Mar 20, 2023 +
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