CDC Mastery Practice Exam Quiz

When a chemical splashes into your eyes, the most important immediate step to take is to flush your eyes with water. This is crucial because water helps to dilute and remove the chemical from your eyes, minimizing potential damage. Flushing your eyes with water can help to prevent further injury and reduce the risk of long-term damage to your vision.

During a break in firing, an unsafe act is corrected instantly, the second after it happens. This means that as soon as an unsafe act is observed, it is immediately addressed and corrected without any delay. This ensures the safety of everyone on the firing range and prevents any potential accidents or injuries from occurring.

Missing the target every time does not require removing an individual from the firing line because it does not pose a direct threat to the safety of others. While repeating infractions, disregarding instructions, and violating safety practices can all potentially endanger others, consistently missing the target does not necessarily put anyone at risk. Therefore, removing the individual from the firing line is not necessary in this case.

When opening an armory that is not continuously manned, a 100 percent inventory is conducted. This means that every item in the armory is counted and verified to ensure that the inventory is accurate and complete. Since the armory is not continuously manned, conducting a 100 percent inventory is necessary to maintain control and accountability over the weapons and equipment stored in the armory. This ensures that no items are missing or unaccounted for, reducing the risk of theft or unauthorized access to the armory's contents.

During live fire training, a Combat Arms instructor should wear both earplugs and earmuffs for hearing protection. This is because live fire training involves loud noises and gunshots, which can cause significant damage to the ears. Using both earplugs and earmuffs provides an extra layer of protection by reducing the noise levels even further. This ensures that the instructor's hearing is adequately protected from the loud sounds during the training session.

Soft wood is used as a facing for baffles to control ricochets. When ammunition hits the soft wood, it absorbs the impact and reduces the chances of the bullet bouncing off at unpredictable angles. This helps in maintaining a safe shooting environment by preventing bullets from ricocheting and potentially causing harm to people or property.

The AF Forms 629 and 1297 are used to hand receipt for weapons. The AF Form 629 is the Individual Weapons Record and is used to document the assignment and transfer of individual weapons. The AF Form 1297 is the Temporary Issue Receipt and is used when temporarily issuing weapons to individuals. These forms are important for maintaining accountability and tracking the possession of weapons within the Air Force.

The M855 ball cartridge is identified by a green tip. This color coding system is used to distinguish different types of ammunition and provide information to the shooter. The green tip indicates that the cartridge is a 5.56mm NATO round with a steel penetrator. This type of ammunition is commonly used by the military and is designed to have enhanced penetration capabilities. The green tip helps shooters quickly identify and differentiate this specific type of ammunition from others.

The tower operator has primary responsibility for the safe operation of the range during live fire training. They are responsible for controlling the firing range activities, including monitoring the firing line and ensuring that all safety protocols and procedures are followed. They play a crucial role in maintaining a safe environment and preventing any accidents or mishaps during the training sessions.

Combat Arms instructors are required to maintain qualification on all the weapons and courses on which they provide training. This means that they must be proficient in using and teaching others how to use the weapons, as well as being knowledgeable about the specific courses of fire conducted on the range. By doing so, instructors can ensure that they are up to date with the latest techniques and safety procedures, allowing them to effectively train and assess their students. Additionally, maintaining qualification on these weapons and courses helps to establish credibility and expertise within the field of combat arms instruction.

The National stock number (NSN) is the correct answer because it is the key to the entire supply system of item identification. NSN is a 13-digit numeric code that is used to identify and classify items of supply in the military supply chain. It provides a standardized method for identifying and cataloging items, ensuring that the right item is delivered to the right place at the right time. The NSN is used by all branches of the military and is essential for inventory management, procurement, and logistics operations.

The information included to identify a defective weapon on an inspection report is the weapon type, caliber, serial number, and condition. This information is necessary to accurately identify and track the specific weapon in question, as well as assess its current condition. The weapon type and caliber provide details about the specific model and size of the weapon, while the serial number is a unique identifier that distinguishes it from other weapons. Additionally, the condition of the weapon is crucial in determining if it is defective or not.

The primary purpose of trespass notices about Air Force firing range practices is to make personnel aware of the location and dangers associated with the firing range. This implies that the notices are intended to inform individuals about the specific area where the firing range is located and the potential hazards that may be present in that area. It is not about warning personnel of an imminent national alert, assisting personnel in scheduling weapons training, or warning personnel of the environmental hazards associated with the firing range.

The purpose of warning signs placed along boundaries of firing ranges is to emphasize the dangers of small arms firing ranges. These signs are meant to alert individuals to the potential hazards and risks associated with being in close proximity to an active shooting range. By highlighting the dangers, the signs serve as a visual reminder for people to exercise caution and take necessary precautions to ensure their safety.

Wire brush or crocus cloth should be used to clean rust and corrosion from metal tools. Sandpaper can remove rust and corrosion, but it may also scratch the metal surface. Chemical rust removal can be effective, but it may require additional safety precautions and can be harmful to the environment. A chisel and sandpaper may be too aggressive and can damage the tools. On the other hand, wire brush or crocus cloth are gentle yet effective in removing rust and corrosion without causing any damage to the metal tools.

The commander may authorize unescorted entry into a WSA. This is because the commander has the overall authority and responsibility for the security and protection of the area. They have the power to grant permission for individuals to enter the WSA without an escort, based on their assessment of the situation and the individual's qualifications or clearance level. The other options, such as Chief, resource protection, Combat Arms NCOIC, and Security Forces, may have roles in the security and protection of the WSA, but the ultimate authority lies with the commander.

Combat Arms personnel have the primary responsibility for range inspections because they are specifically trained in weapons handling, safety protocols, and range operations. They are responsible for ensuring that the range is safe for use, conducting inspections to identify any potential hazards or issues, and implementing necessary corrective actions. Their expertise and knowledge in this area make them the most suitable individuals to carry out range inspections. Base Safety Office personnel, Base CE personnel, and Operations Security (OPSEC) personnel may also have roles related to safety and security, but the primary responsibility for range inspections lies with Combat Arms personnel.

A Hex or Allen Wrench is the correct tool used to tighten the gas carrier key screws on a M16 bolt carrier. This type of wrench has a hexagonal-shaped tip that fits into the corresponding hexagonal-shaped socket on the screw head. It provides a secure and precise grip, allowing for effective tightening of the screws. The other options, such as a socket wrench, torque wrench, and hammer, are not suitable for this specific task. A socket wrench is used for turning different types of fasteners, a torque wrench is used to apply a specific amount of torque, and a hammer is used for striking or driving objects.

In field conditions where normal protection hardware is not available, constant surveillance is the minimum required protection. This means that you need to continuously monitor and observe the armory to ensure its security. This is necessary to prevent unauthorized access, theft, or any other potential threats. Constant surveillance allows for immediate detection and response to any suspicious activity, ensuring the safety and integrity of the armory and its contents.

The range configuration that allows the simultaneous firing of more than one type of weapon is the multipurpose range configuration. This configuration is designed to accommodate different types of weapons and allows for the firing of multiple weapons at the same time. It is versatile and can be used for various purposes, making it suitable for different training scenarios and weapon systems.

Instructors are reevaluated 12 months after completing lead instructor certification. This suggests that there is a specific time frame for reassessing the instructors' performance and skills after they have obtained their certification. This could be done to ensure that the instructors are maintaining their knowledge and skills over time and to identify any areas for improvement or additional training if necessary.

The primary purpose of 12-gauge 00 buckshot ammunition is to be used in combat operations and internal security. This type of ammunition is designed for close-range shooting and is commonly used by military and law enforcement personnel in situations where stopping power and penetration are crucial. It is not typically used for competition or practice shooting, and its main application is in combat and security scenarios.

Silica sand should not be used for bullet traps because it can cause ricochets. When bullets hit the silica sand, they can bounce off at unpredictable angles, posing a safety risk to those nearby. This can lead to accidents and injuries. Therefore, it is not recommended to use silica sand as a bullet trap material.

The correct answer is "provide detailed instructions unique to its base or range." This is because each Combat Arms section operates in a specific base or range, and therefore, the OIs (Operating Instructions) developed by each section should include detailed instructions that are specific to their respective base or range. This ensures that the instructions provided are tailored to the specific needs and requirements of each section, promoting effective and efficient operations.

The correct answer is Bioenvironmental Engineering Section (BES). The BES unit on the base assists in managing hazardous waste. They are responsible for ensuring that all hazardous waste is properly handled, stored, and disposed of in accordance with environmental regulations and guidelines. They also provide guidance and training to personnel on how to safely handle hazardous materials and waste.

The availability of real estate is a major factor in deciding on the design of a new firing range because it determines the size and location of the facility. The design of the range needs to fit within the available space, and the location should be suitable for noise and safety considerations. Additionally, the availability of real estate will impact the cost of acquiring the land for the firing range. Therefore, considering the availability of real estate is crucial in determining the design of a new firing range.

The number of assistant instructors needed in a classroom is determined by the type of weapon being taught and the number of students. This is because different types of weapons may require different levels of supervision and instruction, and the number of students will also affect the instructor-to-student ratio. Therefore, the specific combination of weapon type and number of students will determine the number of assistant instructors needed to ensure effective teaching and safety in the classroom.

The chuck key is used to tighten and loosen the chuck around a drill bit. The chuck is the part of the drill that holds the bit in place, and the chuck key is a specialized tool that fits into the chuck to allow for easy tightening and loosening. Without the chuck key, it would be difficult to securely hold the drill bit in place and operate the drill effectively.

A water heater attached to the range office would be considered an installed property because it is permanently fixed or attached to the building. Installed property refers to items that are not easily movable and are intended to be a permanent part of a facility or structure.

The correct answer is DOD Identification Code (DODIC). This is because all ammunition is identified by the DOD Identification Code, which is a unique alphanumeric code assigned to each type of ammunition. The NSN (National Stock Number) is a 13-digit code used to identify items in the supply chain, but it is not specific to ammunition. The Federal Supply Class (FSC) is a four-digit code used to categorize items, but it does not uniquely identify ammunition. The National Codification Bureau and National Item Identification Number are not relevant to the identification of ammunition.

The correct answer is annually because reviewing the hazardous chemical inventory on a yearly basis allows the Bioenvironmental Engineering Section (BES) to ensure that all necessary safety measures are in place and that any changes or updates to the inventory are properly documented. This regular review helps to minimize the risk of accidents or incidents related to hazardous chemicals and ensures compliance with safety regulations.

Asphalt is the best surface for a firing platform because it provides a stable and level surface. It is also durable and can withstand the heat and pressure generated during firing. Additionally, asphalt has good traction, which is important for the stability and safety of the person operating the firearm.

The minimum distance from which a blank round should be fired at anyone is 20 feet. This distance ensures the safety of the person being fired at, as blank rounds can still cause injury or harm if fired at close range. Firing from a distance of 20 feet reduces the risk of injury and allows for a safer environment during training or demonstration involving blank rounds.

Sand is not used as a floor covering for ranges because it retains unburned gun powder. This can be dangerous as unburned gun powder can ignite and cause accidents. Therefore, using sand as a floor covering would pose a safety risk in a shooting range.

An index is a comprehensive list or catalog that provides information or references to all the items or elements in a specific category or subject. In this context, an index TO (Technical Order) would indicate the status of all TOs by providing a complete list or overview of the various TOs and their respective statuses. This would allow users to easily access and track the status of all TOs in a convenient and organized manner.

Using new safety wire each time is important in safety wiring because it ensures that the wire is in good condition and has not been previously used or damaged. Reusing safety wire can lead to weakened or worn out wire, which may not effectively secure the fasteners or components being safety wired. Therefore, using new safety wire each time is crucial for maintaining the integrity and effectiveness of the safety wiring process.

The factor that must not be considered by anyone correcting unsafe acts on the firing range is being the tower operator. This means that the person correcting unsafe acts should not have the responsibility of operating the tower, as their focus should be solely on identifying and addressing unsafe behaviors. Being the tower operator can create distractions and potentially compromise the safety of the firing range.

If the primary or spare keys of weapons or munitions storage structures are lost, it is important to replace the lock and cylinder. This is necessary to ensure the security of the weapons and munitions stored in these structures. By replacing the lock and cylinder, unauthorized access can be prevented, reducing the risk of theft or misuse of the weapons and munitions.

The butt number is not required for the receipt of firearms. The serial number is used to uniquely identify each firearm, the manufacturer provides information about the origin and specifications of the firearm, and the signature is necessary to verify the receipt of the firearm. However, the butt number is not a standard requirement for receiving firearms.

Ricochets should be able to leave the range at a minimum angle of 45 degrees after striking an outdoor backstop. This angle ensures that the ricochet will have a steep trajectory and will not pose a danger to anyone in the vicinity. A higher angle would result in the ricochet traveling closer to the ground, potentially causing harm or damage. Therefore, 45 degrees is the minimum angle required for safety.

Range flags and streamers are primarily used to improve safety during activities such as shooting or target practice. By using range flags and streamers, it becomes easier to identify and communicate the boundaries of a range, ensuring that individuals stay within a safe area. These visual markers also help to alert others to the presence of ongoing activities, reducing the risk of accidents or injuries. Therefore, the primary purpose of range flags and streamers is to enhance safety measures.

Instructor's training is documented on the 3P0X1B specialty training standard (STS) or AF Form 797.

The M16A2 and M249 weapons are designed to fire the same type of ammunition. This means that they can use the same bullets interchangeably.

Only trained personnel wearing proper personal protection are able to remove lead from bullet traps. This is because lead is a toxic substance and can pose health risks if not handled properly. Trained personnel are knowledgeable about the proper procedures for removing lead and have the necessary equipment and personal protective gear to ensure their safety. Removing lead from bullet traps requires expertise and caution to prevent contamination and exposure to harmful lead particles.

A Combat Arms instructor should evaluate the area of student performance related to preventative maintenance. This is important because in combat situations, it is crucial for soldiers to properly maintain their equipment and ensure that it is in good working condition. Preventative maintenance includes tasks such as cleaning, inspecting, and repairing equipment to prevent malfunctions and ensure its reliability. By evaluating students' knowledge and skills in preventative maintenance, the instructor can ensure that they are equipped to effectively maintain their equipment and contribute to the overall readiness and effectiveness of the combat unit.

The 7.62mm cartridge is the correct answer because it is commonly used for both personnel and lightly armored targets. This caliber provides a good balance between stopping power and recoil, making it effective in combat situations. The 9mm cartridge is typically used for handguns and may not have enough stopping power against lightly armored targets. The 5.56mm cartridge is commonly used in assault rifles, but it may not be as effective against lightly armored targets compared to the 7.62mm cartridge. The 12-gauge 00 buck shot is primarily used for shotguns and is more suitable for close-range engagements.

The correct answer is "Standard." Standard screwdrivers are the most commonly used type of screwdriver for maintaining combat weapons. They have a flat, straight blade that fits into the slots of standard screws. This type of screwdriver is versatile and can be used for a wide range of applications. It is commonly found in toolkits and is suitable for various tasks, including weapon maintenance.

The components of most small arms cartridges are the case, bullet, primer, and powder. The case holds all the other components together and provides structure. The bullet is the projectile that is fired from the firearm. The primer is a small explosive charge that ignites the powder when struck by the firing pin, causing the powder to rapidly burn and create gas pressure. This pressure propels the bullet out of the barrel. Therefore, the correct answer is "Case, bullet, primer, powder."

A wrench is a type of tool used to apply a turning force to a bolt head, nut, or capscrew. It typically has a handle and a jaw-like opening that fits over the fastener. By gripping the fastener and applying force to the handle, the wrench allows for tightening or loosening of the fastener. Hex wrenches, long-nose pliers, and adjustable pliers are not specifically designed for this purpose, making wrench the correct answer.

Weapons in extended storage must be inspected annually to ensure their functionality, safety, and compliance with regulations. This regular inspection helps identify any issues or maintenance needs that may have arisen during the storage period, ensuring that the weapons are in proper working condition when needed. Annual inspections also help prevent any potential malfunctions or safety hazards that could arise from prolonged storage. By conducting these inspections on a yearly basis, any necessary repairs or maintenance can be promptly addressed, ensuring the weapons are ready for use when required.