M4

1.

2 points

if you pull the trigger and your M4 fails to fire, what must you do?

Execute a rapid reload, and continue to fire

Quickly apply Immediate Action Procedures

Clear your weapon, detail strip and inspect parts for chips, cracks or burrs.

Keep the weapon pointed in a safe direction, raise your firing hand and wait for help

2.

2 points

What are the steps to applying "Immediate Action" to the M4

Slap, pull, observe, release, tap, squeeze

Access, Release, Tap, Fire

Access, Roll, Tap, Charge, Squeeze the trigger

Slap, Pull, Observe, Tap, Fire

3.

2 points

How can the M855 ball ammunition be identified?

Copper jacketed projectile with a black tip

Copper jacketed projectile with a orange tip

Copper jacketed projectile with a red tip

Copper jacketed projectile with a green tip

4.

2 points

The cycle of operation for the M4 carbine is?

Feeding, chambering, firing, unlocking, extracting, ejecting, cocking

Feeding, chambering, locking, firing, extracting, ejecting, cocking

Feeding, locking, firing, unlocking, extracting, ejecting, cocking

Feeding, chambering, locking, firing, unlocking, extracting, ejecting, cocking

5.

2 points

Can two different types of lubricant be used simultaneously on the M4

True

False

6.

2 points

What 3 types of lubricant are authorized for use on the M4

ALP, LAW, LSA

CLP, LAW, DCS

CLP, LSA, RBC

CLP, LSA, LAW

7.

2 points

Describe the Barrel Rifling for the M4 Rifle

Right hand twist 1/7

Left hand twist 1/7

Right hand twist 1/6

Left hand twist 1/6

8.

2 points

What is the maximum effecte rate of fire on "BURST" for the M4

90 rds per min

12-15 rds per min

700-970 rds per min

45 rds per min

9.

2 points

The M4 has a maximum range of?

3600 m

3650 m

3500 m

3550 m

10.

2 points

which statement is true about the characteristics of the M68 Close Combat optic

Projects a laser beam onto the target

Does not require the red aiming dot to be aligned in the center of the scope.

Magnifies the target to make it appear up to 4 times closer.

Is not effective for aiming beyond 75 m

11.

2 points

What type of lubricant is also used to clean the M4

CLP

RBC

LAW

LSA

12.

2 points

What is the proper loading procedure for the M4 carbine for duty.

Verify weapon clear, selector "SAFE", close bolt; Tap the foward assist close ejection port cover, press the trigger (hammer should not fall) insert the magazin (if authorized), ensure selector is on "SAFE"

Verify weapon clear, selector "SAFE", close bolt; close ejection port cover, press the trigger (hammer should not fall) insert the magazin (if authorized), ensure selector is on "SAFE"

Verfiy weapon is clear, close the bolt, insert magazine, ensure selector is on "SAFE" charge the weapon

Remove the empty magazine, insert loaded magazine, close bot, ensure selector to "SAFE"

13.

2 points

While responding to a building alarm with the M4 carbine, you hear movement in the bushes, aim your weapon at the busehes, give the command to "Halt" and fire three rounds. Would your actions violate weapon safety procedures?

Yes, you did not positively identify the target

No, the person did not heed you command

14.

2 points

How many rounds can be loaded into the standard issue M4 carbine magazine?

30

20

15

28

15.

2 points

what is the purpose of the compensator on the M4 carbine?

Helps keep the muzzle from rising during firing

Protects the muzzle from dirt

Increase muzzle flash when fired

Used to mount AN/PAQ 4C laser

16.

2 points

In a hot, dry climate, how often should you clean your M4

Daily or as soon as possible after firing

When you can spread the dust around with your finger

Every 30 mins

When your supervisor tells you to

17.

2 points

What is the maximum effective range with the M$ carbine on an Area Target

500 m

550 m

3600 m

600 m

18.

2 points

What caliber is the M4 carbine

7.62mm NATO

5.56mm NATo

.223 Remington

5.56 x 39mm

19.

2 points

What is the cyclic rate of fire for the M4 carbnine

12 -15 rds per min

45 rds per min

700-970 rds per min

90 rds per min

20.

2 points

What type of malfunction is considered "extremely serious" becasue of the hazard to the shoot?

Failure to fire

Failure to extract

Failure to eject

Failure to feed

21.

2 points

How many rounds fired continuously and rapidly through the M4 can cause the weapon to heat up to the cook-off point?

210

140

110

120

22.

2 points

What is the overall length of the M4 Rifle

Buttstock Closed - 28.75 inches

Buttstock Closed - 29.75 inches

Buttstock Open - 34.00 inches

Buttstock Open - 33.00 inches