1.
(201) What Air Force form do you complete to report a hazard?
Correct Answer
A. 457, USAF hazard report
Explanation
To report a hazard in the Air Force, you would complete the 457 USAF hazard report. This form is specifically designed for Air Force personnel to report any potential hazards or safety concerns they encounter. It allows for the documentation and tracking of hazards, ensuring that they are addressed and mitigated in a timely manner. The other options listed, 448 USAF hazard report and 457/448 DOD hazard report, are incorrect as they do not accurately represent the form used in the Air Force.
2.
(202) When should supervisors give safety briefings to new workers?
Correct Answer
A. Daily
Explanation
Supervisors should give safety briefings to new workers daily to ensure that they are aware of and understand the safety protocols and procedures in the workplace. By providing daily safety briefings, supervisors can keep new workers informed about any updates or changes in safety practices, reinforce important safety guidelines, and address any questions or concerns that new workers may have. This regular communication helps to promote a culture of safety and reduces the risk of accidents or injuries in the workplace.
3.
(202) What item under the Occupational Safety and Health Act (OSHA) provides the requirements to manage identification and knowledge of the materials makeup and associated hazards?
Correct Answer
B. The hazard communication standard
Explanation
The hazard communication standard under the Occupational Safety and Health Act (OSHA) provides the requirements to manage identification and knowledge of the materials makeup and associated hazards. This standard ensures that employers communicate information about hazardous chemicals to their employees through labels, safety data sheets, and training programs. It aims to protect workers from the potential dangers of hazardous materials in the workplace.
4.
(203) What are to two main hazards of using electrical power tools?
Correct Answer
A. Fire and shock
Explanation
The two main hazards of using electrical power tools are fire and shock. Fire can occur if the tool is not used properly or if there is a malfunction, leading to overheating or sparks that can ignite flammable materials. Shock can occur if there is a faulty wiring or if the tool is not properly grounded, leading to electric current passing through the body. Both fire and shock can cause serious injuries or even death, making it important to use electrical power tools with caution and follow safety guidelines.
5.
(203) How many wires do properly grounded power tools and extension cords have?
Correct Answer
C. 3
Explanation
Properly grounded power tools and extension cords typically have three wires. The three wires are the hot wire, the neutral wire, and the grounding wire. The hot wire carries the current from the power source to the device, the neutral wire carries the current back to the power source, and the grounding wire provides a safe path for electrical current to dissipate in the event of a fault or electrical surge. Having all three wires properly connected and grounded ensures the safety of the user and protects against electrical hazards.
6.
(203) When referring to electrical circuits, a closed circuit means?
Correct Answer
A. Electricity is traveling through the line
Explanation
A closed circuit refers to a complete path for electric current to flow. In this case, if electricity is traveling through the line, it means that the circuit is closed and there is a continuous flow of electricity. This indicates that the circuit is functioning properly and electricity is able to reach its intended destination.
7.
(203) What do you use to remove someone from an energized circuit?
Correct Answer
C. Insulated object
Explanation
To remove someone from an energized circuit, it is important to use an insulated object. This is because an insulated object, such as a rubber glove or a non-conductive tool, prevents the flow of electric current through the person's body. Using a non-insulated object, like bare hands or a wet wooden pole, can result in electric shock or injury as the current can pass through these objects and into the person's body.
8.
(203) Which of the following items should you use to remove someone from an energized circuit?
Correct Answer
B. Piece of dry wood
Explanation
A piece of dry wood should be used to remove someone from an energized circuit because dry wood is a non-conductive material that does not conduct electricity. Using a non-conductive material like dry wood ensures that the person removing the individual from the circuit does not become part of the electrical path and avoids the risk of electric shock or injury. Wet wood or wet clothing would conduct electricity and increase the danger to both the person being removed and the person doing the removing. A metal pole would also conduct electricity and should not be used.
9.
(203) What is the cause of electrical shock
Correct Answer
C. Current flow through body
Explanation
The cause of electrical shock is the flow of current through the body. When a person comes into contact with an electrical source, such as a live wire, the current can pass through their body, causing a shock. The severity of the shock depends on factors such as the voltage of the electrical source and the resistance of the body. It is important to be cautious around electricity and to take necessary safety precautions to avoid electrical shocks.
10.
(203) When administering CPR, what is the ratio of chest compression's to ventilation's (rescue breaths)?
Correct Answer
A. 30 chest compression's to two rescue breaths
Explanation
The correct answer is 30 chest compressions to two rescue breaths. During CPR, it is important to maintain a ratio of 30 compressions to 2 breaths. This ratio ensures that there is enough circulation and oxygenation to the victim's body. Chest compressions help to pump blood to the vital organs, while rescue breaths provide oxygen to the lungs. This combination of compressions and breaths helps to keep the person alive until advanced medical help arrives.
11.
(203) what is critical when dealing with a victim in shock?
Correct Answer
C. Maintain body temperature
Explanation
When dealing with a victim in shock, it is critical to maintain their body temperature. Shock can cause a decrease in body temperature, leading to further complications. By maintaining their body temperature, we can help prevent a drop in blood pressure, improve blood flow, and support the overall functioning of their body systems. This can be achieved by providing warm blankets or clothing, keeping the victim in a warm environment, and avoiding exposure to cold temperatures.
12.
(204) What AF form is used for protection of personnel in lock-out/tag-out procedures?
Correct Answer
A. 979
Explanation
AF form 979 is used for protection of personnel in lock-out/tag-out procedures. This form is specifically designed to document and authorize lock-out/tag-out procedures, which are essential for ensuring the safety of personnel working on equipment or machinery. Lock-out/tag-out procedures involve isolating the energy sources of equipment to prevent accidental startup or release of stored energy. The AF form 979 helps to ensure that proper procedures are followed, equipment is properly locked out and tagged, and personnel are protected from potential hazards.
13.
(204) What Air Force instruction details blocking and tagging of electrical lines?
Correct Answer
A. 32-1064
Explanation
Air Force instruction 32-1064 is the correct answer because it specifically details the blocking and tagging procedures for electrical lines. This instruction provides guidelines and regulations to ensure the safety of personnel working with electrical systems. It likely covers topics such as identifying and labeling electrical lines, proper procedures for blocking and tagging, and safety precautions to prevent accidents or injuries.
14.
(205) when a ladder is properly used, what is the proper ladder length distance between the base of the ladder and the side of the building?
Correct Answer
B. 1/4
Explanation
When a ladder is properly used, the proper ladder length distance between the base of the ladder and the side of the building is 1/4. This means that for every 4 units of height the ladder reaches, the base of the ladder should be placed 1 unit away from the building. This ensures stability and prevents the ladder from tipping over.
15.
(205) What type of equipment does the DD form 1547 yellow tag identify?
Correct Answer
C. Serviceable
Explanation
The DD form 1547 yellow tag identifies serviceable equipment. This means that the equipment is in good working condition and can be used for its intended purpose. The yellow tag serves as a visual indicator for personnel to easily identify that the equipment has been inspected and deemed serviceable.
16.
(206) Which method is the least likely means of industrial exposure of toxic chemicals?
Correct Answer
D. Swallowing
Explanation
Swallowing is the least likely means of industrial exposure to toxic chemicals because it is less common for workers to accidentally ingest or swallow chemicals compared to other routes of exposure such as breathing vapors, skin absorbency, or follicle penetration. In an industrial setting, workers are usually trained to handle and store chemicals properly to minimize the risk of ingestion. Additionally, safety measures such as personal protective equipment and proper ventilation systems are in place to reduce the likelihood of accidental ingestion.
17.
(206) A chemical agent that produces dermatitis after prolonged contact with the skin is a?
Correct Answer
A. Skin sensitizer
Explanation
A skin sensitizer is a chemical agent that causes dermatitis or inflammation of the skin after prolonged contact. Unlike primary irritants, which cause immediate irritation upon contact, skin sensitizers may not cause an immediate reaction but can lead to an allergic response after repeated exposure. Skin desensitizers, on the other hand, would reduce or eliminate the skin's sensitivity, and secondary irritants are substances that cause irritation indirectly.
18.
(206) When diluting acid with water, always add the acid slowly to the water while stirring to?
Correct Answer
A. Reduce splattering that causes acid burns on skin and clothing
Explanation
When diluting acid with water, adding the acid slowly to the water while stirring helps to reduce splattering that can cause acid burns on the skin and clothing. This is because adding water to acid can cause a strong exothermic reaction, which can lead to the acid splattering out of the container. By adding the acid slowly and stirring, the reaction is better controlled, minimizing the risk of splattering and potential harm to the skin and clothing.
19.
(209) before using laboratory equipment, you should consult the?
Correct Answer
D. Technical orders and manufacturer's manuals
Explanation
Before using laboratory equipment, it is important to consult technical orders and manufacturer's manuals. These documents provide detailed instructions and guidelines on how to properly operate and maintain the equipment. By referring to these resources, users can ensure that they are using the equipment correctly and safely, minimizing the risk of accidents or damage. Additionally, technical orders and manufacturer's manuals often contain troubleshooting tips and information on calibration and maintenance procedures, which can help users troubleshoot any issues that may arise during the use of the equipment.
20.
(207) Asbestos poses the greatest risk when it is
Correct Answer
D. Released into the air
Explanation
Asbestos poses the greatest risk when it is released into the air because the fibers of asbestos can become airborne and easily inhaled. Inhaling asbestos fibers can lead to serious health issues such as lung cancer, mesothelioma, and asbestosis. When asbestos is wet, ingested, or compacted, the risk of fiber release into the air is significantly reduced. Therefore, the highest risk comes from asbestos being released into the air where it can be easily inhaled.
21.
(208) Who, from the fire department, is responsible for examining an area before you solder?
Correct Answer
C. The safety inspector
Explanation
The safety inspector from the fire department is responsible for examining an area before soldering. This individual ensures that all necessary safety precautions are in place to prevent any potential fire hazards or accidents. They assess the area for any flammable materials, potential ignition sources, and other safety concerns. By conducting a thorough inspection, the safety inspector helps to maintain a safe working environment for soldering operations.
22.
(208) which type of fire extinguisher should you use to extinguish fires caused by flammable/combustible liquids, oils, or greases?
Correct Answer
B. B
Explanation
The correct answer is B. B fire extinguishers, also known as foam extinguishers, are suitable for extinguishing fires caused by flammable/combustible liquids, oils, or greases. Foam extinguishers work by smothering the fire and cooling the fuel source, preventing re-ignition. They are effective for Class B fires, which involve flammable liquids such as gasoline, oil, and grease. Foam extinguishers are not suitable for electrical fires or fires involving flammable metals.
23.
(209) Which gas is distinguishable by its "rotten egg" odor?
Correct Answer
A. Methane
Explanation
Hydrogen sulfide is the gas that is distinguishable by its "rotten egg" odor. Methane is a colorless and odorless gas, so it cannot be identified by its smell. Sulfur dioxide has a pungent and suffocating odor, but it is not commonly associated with a "rotten egg" smell. Ammonium hydroxide has a strong ammonia-like odor, which is different from the smell of rotten eggs. Therefore, the correct answer is hydrogen sulfide.
24.
(210) A confined space is classified by its?
Correct Answer
D. Oxygen content, flammability, and toxicity
Explanation
A confined space is classified by its oxygen content, flammability, and toxicity. These factors are important to consider in order to assess the potential risks and hazards associated with working in a confined space. The oxygen content is crucial as a lack of oxygen can lead to asphyxiation, while excessive oxygen levels can increase the risk of fire and explosions. Flammability is important to determine the potential for fires or explosions, while toxicity refers to the presence of harmful substances that can cause illness or injury to individuals working in the confined space.
25.
(210) Who must provide local training on the use, calibration, and care of the equipment used to test and monitor the atmosphere?
Correct Answer
A. Commander
Explanation
The commander must provide local training on the use, calibration, and care of the equipment used to test and monitor the atmosphere. This is because the commander is responsible for overseeing the operations and safety of the unit, including ensuring that personnel are properly trained and equipped. Providing training on the use, calibration, and care of the equipment used to test and monitor the atmosphere is essential for maintaining a safe working environment and ensuring accurate results.
26.
(210) Who must be the last person to sign the entry permit after all conditions are met?
Correct Answer
C. Entry supervisor
Explanation
The entry supervisor must be the last person to sign the entry permit after all conditions are met because they are responsible for overseeing and managing the entry process. They ensure that all necessary precautions and safety measures have been taken before allowing anyone to enter a restricted area. The entry supervisor's signature indicates that they have reviewed and approved the entry permit, confirming that all conditions have been met and it is safe for individuals to proceed with entry.
27.
(210) Who may reclassify a permit-required confined space to a non-permit confined space at the time of entry if testing shows the space to be free of all hazards?
Correct Answer
C. Entry supervisior
Explanation
The entry supervisor may reclassify a permit-required confined space to a non-permit confined space at the time of entry if testing shows the space to be free of all hazards.
28.
(211) an AF form 103, base civil engineer work clearance request, is required?
Correct Answer
D. Before you start any work that involves excavation or utility disturbance
Explanation
An AF Form 103, base civil engineer work clearance request, is required before starting any work that involves excavation or utility disturbance. This form is necessary to ensure that proper procedures are followed, hazards are identified and mitigated, and necessary clearances are obtained before the work begins. It helps to ensure the safety of personnel and the integrity of the infrastructure.
29.
(211) What are two methods used to protect workers from cave-ins?
Correct Answer
C. Sloping and benching
Explanation
Sloping and benching are two methods used to protect workers from cave-ins. Sloping involves cutting back the sides of an excavation at an angle to prevent the soil from collapsing. This method is commonly used when the excavation is deeper than it is wide. Benching, on the other hand, involves creating a series of horizontal steps or benches in the excavation walls. These steps help to prevent the soil from sliding or collapsing. Both methods are effective in ensuring the safety of workers by providing stability and support to the excavation walls.
30.
(211) What category of soil requires no shoring?
Correct Answer
A. Solid rock
Explanation
Solid rock does not require shoring because it is a stable and strong material that can support itself without any additional support or reinforcement. Shoring is typically needed for soils that are less stable, such as Type A, Type B, or Type C soils, which may require additional measures to prevent collapse or movement.
31.
(211) How often do you check hydraulic shoring for leaking hoses or broken connections?
Correct Answer
A. Once per shift
Explanation
The correct answer is "Once per shift." Checking hydraulic shoring for leaking hoses or broken connections once per shift is important to ensure the equipment is in proper working condition and to prevent any potential accidents or failures. Regular inspections help identify any issues early on and allow for timely repairs or replacements, ensuring the safety and efficiency of the hydraulic shoring system.
32.
(211) If there is sloping toward the excavation, how many inches minimum must the shielding extend above the surrounding area?
Correct Answer
B. 18
Explanation
If there is sloping toward the excavation, the minimum requirement for the shielding to extend above the surrounding area is 18 inches. This is necessary to provide adequate protection and prevent any potential collapse or cave-in of the excavation. By extending the shielding to this height, it helps to ensure the stability and safety of the excavation site.
33.
(211) Whether excavations are open for a day or for weeks you must have?
Correct Answer
D. Temporary fencing or concrete barricades
Explanation
When excavations are open, it is necessary to have temporary fencing or concrete barricades in place. This is important for safety reasons as it helps to prevent unauthorized access to the site and keeps pedestrians and vehicles away from the potentially hazardous area. Temporary fencing or concrete barricades act as a physical barrier, ensuring that people stay at a safe distance and reducing the risk of accidents or injuries. This precaution is essential whether the excavations are open for a day or for weeks, as safety measures must be in place at all times during the excavation process.
34.
(212) Use a basin wrench to reach nuts that are?
Correct Answer
A. Hard to reach
Explanation
A basin wrench is a specialized tool designed to reach and tighten nuts in tight and confined spaces, such as those found underneath sinks or in other hard-to-reach areas. It has a long handle and a swiveling jaw, allowing it to access nuts that are difficult to reach with other tools. Therefore, using a basin wrench is most appropriate for nuts that are hard to reach.
35.
(212) Do not use water pump (channel lock) pliers on?
Correct Answer
C. Chrome fittings
Explanation
Water pump pliers, also known as channel lock pliers, have serrated jaws that can cause damage to delicate surfaces. Chrome fittings are typically made of a softer material and have a polished finish, which can easily get scratched or marred by the teeth of water pump pliers. Therefore, it is not recommended to use water pump pliers on chrome fittings to avoid damaging the surface.
36.
(212) When using a file, in which direction do you file from the cutting edge to prevent injury in case the file slips?
Correct Answer
C. Away from the cutting edge
Explanation
When using a file, it is important to file away from the cutting edge to prevent injury in case the file slips. Filing in the opposite direction helps to minimize the risk of accidentally cutting or injuring oneself. By filing away from the cutting edge, the file is less likely to catch or slip, reducing the chances of accidents or injuries. Therefore, filing away from the cutting edge is the correct method to ensure safety while using a file.
37.
(212) when using a cold chisel, what should you do frequently to preserve the temper in the steel?
Correct Answer
A. Dip the chisel in water
Explanation
To preserve the temper in the steel when using a cold chisel, it is important to dip the chisel in water frequently. This helps to cool down the chisel and prevent it from overheating, which could potentially affect the temper of the steel. By dipping it in water, the chisel remains at a safe temperature, ensuring that the temper of the steel is preserved and the chisel remains effective for longer use.
38.
(213) When the cutting wheel on a pipe cutter becomes chipped or worn?
Correct Answer
C. Replace worn cutting wheel
Explanation
When the cutting wheel on a pipe cutter becomes chipped or worn, it is necessary to replace it. Sharpening it with a bench grinder or a special file may not be effective in restoring its cutting ability. By replacing the worn cutting wheel, the pipe cutter will be able to function properly and make clean cuts on pipes. Readjusting the cutting wheel may not solve the problem if it is already worn or chipped.
39.
(213) Pipe die sets consist of a?
Correct Answer
A. Handle, holder, and die set
Explanation
Pipe die sets consist of a handle, holder, and die set. The handle is used to provide a grip and leverage for the user to rotate the die set. The holder is used to securely hold the die set in place while it is being used. The die set contains the actual dies, which are used to cut or shape the pipe. Therefore, all three components are necessary for a complete pipe die set.
40.
(213) What should be applied to a strap wrench to prevent slipping?
Correct Answer
B. Rosin
Explanation
Rosin should be applied to a strap wrench to prevent slipping. Rosin is a sticky substance commonly used in various applications to improve grip. When applied to a strap wrench, it enhances the friction between the wrench and the object being tightened or loosened, reducing the chances of slipping and ensuring a secure grip. This makes it easier to apply the necessary force without the wrench slipping off the object.
41.
(213) How many drops of pneumatic oil should you drop into the air fitting before use?
Correct Answer
D. 4-5
Explanation
Before using an air fitting, it is recommended to drop 4-5 drops of pneumatic oil into it. This helps lubricate the fitting and ensures smooth operation of the pneumatic system. By lubricating the fitting, it reduces friction and wear, extending the lifespan of the equipment and preventing damage.
42.
(214) An important technique to use when planning jobs is to?
Correct Answer
D. Visit the work site
Explanation
An important technique to use when planning jobs is to visit the work site. This allows the planner to assess the specific requirements, challenges, and conditions of the site, which cannot be fully understood through reading schematics or talking to the customer by phone. By physically visiting the work site, the planner can gather accurate information, identify any potential obstacles or risks, and make more informed decisions regarding the job plan. This ensures that the job is properly planned and executed, leading to better outcomes and customer satisfaction.
43.
(214) What happens when an individual planning a job orders the incorrect material by mistake?
Correct Answer
A. Civil engineering must accept the material, even if it cant use it for that job
44.
(214) What is a tabulated list showing name, description, quantity, and cost of different items?
Correct Answer
A. Bill of materials
Explanation
A bill of materials is a tabulated list that provides detailed information about the different items required for a particular project or manufacturing process. It includes the name, description, quantity, and cost of each item. This list helps in estimating the overall cost of the project, planning the production process, and ensuring that all the necessary materials are available. Therefore, a bill of materials is the correct answer for this question.
45.
(215) What work has a lower priority than the recurring work program?
Correct Answer
C. Routine
Explanation
Routine work has a lower priority than the recurring work program because routine tasks are typically mundane and can be performed at a later time without significant consequences. Recurring work, on the other hand, refers to tasks that are repeated regularly and require immediate attention to ensure smooth operations. Therefore, the urgency of routine work is generally lower compared to the urgent and emergency tasks that may arise unexpectedly.
46.
(216) What is another name for a site plan
Correct Answer
A. Plot plan
Explanation
A plot plan is another name for a site plan. A plot plan is a detailed drawing that shows the layout of a property, including the location of buildings, driveways, landscaping, and other features. It provides a visual representation of how the site will be developed and is commonly used in construction and land development projects.
47.
(216) A statement that a plan is drawn to a scale of 1/4 inch = 1 foot means?
Correct Answer
A. 1/4 inch on the print = 1 foot
Explanation
The statement that a plan is drawn to a scale of 1/4 inch = 1 foot means that every 1/4 inch on the drawing represents 1 foot in real life. This scale is used to accurately depict the dimensions and proportions of the objects or structures being represented in the plan.
48.
(216) What do you do to a base utility map any time you make a change in a utility system?
Correct Answer
D. Note changes on prints and notify engineering for updates
Explanation
Whenever a change is made in a utility system, it is important to note those changes on the base utility map and notify engineering for updates. This ensures that the map remains accurate and up to date, allowing for effective planning and maintenance of the utility system. Modifying the original prints or discarding them can lead to confusion and errors, so it is best to keep the original prints intact and make changes on them as necessary. Clearing the prints through engineering helps to ensure that the changes are properly reviewed and approved.
49.
(217) What three views are used in working sketches?
Correct Answer
B. Top, side, and isometric
Explanation
The three views used in working sketches are top, side, and isometric. These views allow for a comprehensive understanding of an object or design from different angles. The top view shows the object from above, the side view shows it from the side, and the isometric view provides a three-dimensional representation. By combining these views, designers and engineers can accurately communicate their ideas and ensure that all necessary information is conveyed.
50.
(217) What written document explains points that are not readily explained by drawings?
Correct Answer
D. Specifications
Explanation
Specifications are a written document that provides detailed information and instructions about a project or product. They explain points that may not be easily understood or explained through drawings alone. Specifications outline the requirements, materials, dimensions, and other important details necessary for the successful completion of a project. They serve as a guide for contractors, engineers, and other professionals involved in the project, ensuring that everyone is on the same page and understands what needs to be done.