NOCTI Collision Repair and Refinishing Technology Practice Exam

These questions are part of the practice quiz. Start practicing

• What is work hardening?
• A common cause of weld porosity?
• Why is it important to disconnect a vehicle battery before repairs?
• Seam sealer is applied to joints to prevent what?
• What is masking?
• What is a tack cloth used for?
• What does flash time refer to?
• Which process is used to increase gloss after painting?
• What is the purpose of shielding gas in MIG welding?
• What should always replace a blown fuse?
• What is the primary purpose of blending in automotive refinishing?
• What is the primary risk of inadequate ventilation during painting?
• Weld penetration is defined as:
• Which result is achieved by proper spray equipment cleaning?
• What is the purpose of a VIN?
• What type of protection should be worn when grinding or sanding?
• In modern vehicles, what construction method means the frame and body are integrated?
• Which item identifies sanding imperfections during surface prep?
• Which tool is used for metal shrinking?
• Which product creates a uniform surface before topcoat?
• What is a low spot?
• Which component is commonly classified as a non-structural panel?
• What is a test panel used for?
• When must safety glasses be worn in the shop?
• What does a blown fuse indicate?
• What is air pressure used for in spray painting?
• Why should damaged paint be removed before repair?
• Which tool is used to verify voltage in a circuit?
• Why are body lines important during repair?
• Which pair of tools is commonly used in dent removal?
• What grit sandpaper is used for final sanding before primer?
• Why should repaired panels be inspected before paint?
• Which statement best describes masking during refinishing?
• What is the purpose of trim removal tools?
• Which set of words best describes color matching?
• What is a tack cloth used for in surface preparation?
• Which technique should be used when lifting heavy objects?
• What does basecoat provide?
• What is a mixing ratio?
• What is the primary use of STRSW in collision repair?
• What is a relay?
• What causes runs or sags in paint?
• Which device sends information to the vehicle’s control module?
• What is the purpose of a spray booth?
• Which term describes unintended contact causing excessive current flow?
• Which sequence best supports structural integrity and alignment during repair?
• Why is surface preparation important before painting?
• Weld penetration refers to?
• Why is it important to recalibrate sensors after some repairs?
• What tool is used to check for hidden frame damage?
• What is the first step before starting a repair?
• What is a datum line?
• What is a hardener or activator?
• What is a unibody vehicle?
• What does the alternator do?
• How is orange peel defined in a painted surface?
• Which metal type is commonly welded with MIG in collision repair?
• Which topics does an SDS cover?
• What does MIG stand for in welding?
• Why should suspension mounting points be measured?
• What is another name for MIG welding?
• After a chemical spill, which action aligns with proper spill procedures?
• Which tool is commonly used to remove dents?
• Which statement best describes the role of an estimate?
• What tool is used to check battery voltage?
• Why is proper grounding important in MIG welding?
• What is the difference between structural and non-structural damage?
• What is block sanding?
• How can runs be prevented?
• What is buffing?
• What is an open circuit?
• Which damage category would require frame repair?
• Which statement about color matching is true?
• Color matching is important because it ensures what?
• During the repair of high-strength steel components, which practice helps preserve strength?
• High-strength steel should be welded according to OEM procedures because?
• A dolly is used for what during shaping or straightening?
• What should be done immediately after a chemical spill?
• What does featheredge mean in refinishing?
• Airbag is part of which system?
• Replacement structural parts must match OEM specifications to?
• When sanding metal, what outcome does proper shrinking aim to achieve?
• What shielding gas is commonly used for MIG welding mild steel?
• Which PPE is specifically recommended to protect feet from heavy falling objects in a shop?
• Which term describes the process of matching new paint into adjacent panels?
• Which statement best defines block sanding?
• What does atomization mean in spray painting?
• Why should temperature and humidity be controlled?
• Which step protects areas not being painted during the process?
• What is a connector?
• What is the purpose of a cooling fan?
• What is a ground connection?
• During pulling operations in structural repair, anchoring primarily prevents what?
• Which practice helps prevent slips and injuries in the shop?
• What should be done after painting to ensure defects are addressed?
• Which term describes a raised area on a repair panel after work?
• What is the purpose of masking?
• What does OEM stand for?
• After painting, which action supports final quality?
• What should be done after sanding and before painting?
• What does pulling mean in structural repair?
• Excess overspray is most likely caused by what condition?
• Which statement describes MIG welding?
• What is the main purpose of maintaining body lines during repair?
• If headlights do not work, which components should be checked?
• Which statement best defines the role of a reducer in painting?
• Which term describes an adjacent panel used to match new paint?
• Why is restoring crush zones important?
• What is the purpose of a frame machine?
• What is the purpose of undercoating?
• What is the proper use of a feeler gauge?
• What adjustment controls paint flow from a spray gun?
• What is a harness?
• What action should be taken first when starting a repair?
• What protects your lungs from paint fumes and dust?
• Why are test welds performed before structural welds?
• Why must paint be mixed accurately?
• Before electrical repairs, what action lowers the risk of electrical shock?
• Masking is important during refinishing because it helps prevent what?
• What should you do if a tool is damaged?
• Which adjustment controls spray pattern width?
• What corrosion protection is applied after structural repairs?
• Panel alignment primarily affects which aspect?
• Which device is used to read vehicle diagnostic codes?
• Which technique removes small dirt particles from paint before finishing?
• What is the primary reason to disconnect the battery before repairs?
• Duplicating factory welds during repairs is important because?
• Why should the vehicle battery be disconnected before electrical repairs?
• Which statement describes corrosion protection?
• Why is proper flash time important between coats?
• Which option correctly defines a reducer?
• What is the first step before any paint work begins?
• What can happen if filler is applied too thick?
• What is voltage?
• What is normal voltage for a fully charged car battery?
• In electrical terms, which term describes a break that stops current flow?
• A three-dimensional measurement system is used to measure which aspects?
• Which method uses water during abrasion to smooth the surface?
• Why is OEM procedure adherence critical when welding high-strength steel?
• A reading of about 12.6 volts on a car battery with no load indicates what?
• After a collision affecting the front end, which components should be checked?
• Which components should be checked with the radiator and condenser after a front-end collision to ensure cooling reliability?
• How are low spots corrected?
• What is structural damage in collision repair?
• What causes solvent pop?
• Which items comprise the corrosion protection applied after repairs?
• What type of damage is a crease?
• What is denibbing?
• What should be checked after structural repairs are completed?
• What does R&I stand for?
• Which statement about safety during electrical repairs is true?
• Why is heat generally not recommended on high-strength steel?
• How can sanding scratch swelling be prevented?
• What is the purpose of primer?
• Which practice helps ensure spray results are clean and consistent?
• What does SDS stand for?
• What PPE is required when painting?
• What is the purpose of a fuse?
• What PPE is required when performing MIG welding?
• Why is proper cleaning of spray equipment important?
• What does a guide coat reveal during sanding?
• Which layer provides gloss and protection?
• Why is proper weld location important on structural components?
• What should be done before applying body filler?
• Which statement best describes the effect of properly balanced air pressure on atomization?
• When is sanding scratch swelling most likely observed?
• When should a respirator be worn?
• What does blending mean in refinishing?
• What is a high spot?
• An airbag is part of which system?
• What happens if air pressure is too high?
• What is sealer used for?
• Before removing panels, what safety step is commonly required?
• What is a sensor?
• What happens if too much hardener is added to filler?
• What is a guide coat?
• Why must OEM procedures be followed for structural repairs?
• What best describes the heat generation in resistance spot welding?
• Which statement describes color matching's purpose?
• In collision repair, how is structural damage most accurately described?
• What does blending in refinishing accomplish?
• Which layer provides color?
• Which is the primary purpose of a crush zone in a vehicle?
• What is overspray?
• Before primer, what should you do to the surface?
• What is the purpose of a scan tool?
• What grit sandpaper is typically used for initial filler shaping?
• What is the purpose of documentation during structural repairs?
• Why should clips and fasteners be stored carefully?
• What is a short circuit?
• What is the first step in any shop accident?
• If flash time is not respected, what outcome is likely?
• Why are good ground connections important?
• Which factors determine proper MIG wire feed speed?
• What does a multimeter measure?
• Why is proper surface preparation critical before painting?
• Why is PPE important in a collision repair shop?
• What is a reducer?
• Name one type of eye protection used in collision repair.
• What does STRSW stand for?
• What is metal shrinking?
• What is the primary purpose of shop ventilation systems in a collision shop?
• What happens if air pressure is too low?
• What is featheredging?
• Before performing a squeeze-type resistance weld, what must be checked?
• Why is proper lighting important during repair?
• What does a repair order primarily document?
• Why should flammable materials be stored properly?
• Non-structural repairs refer to repairs of which type?
• What does clearcoat provide?
• Which term refers to a device that connects electrical wires in a vehicle?
• Which term describes the underlying surface material in a repair or paint job?
• What does R&R stand for?
• What is a stud welder used for?
• What is the primary function of a datum line in vehicle measurement?
• What type of primer fills small scratches and imperfections?
• What is a guide coat used for?
• What is a crush zone?
• What is a control point?
• What is the purpose of a slide hammer?
• What does a straightedge or guide coat help assess on a repaired surface?
• Which practice helps prevent overspray during painting?
• What is the function of a tack cloth in surface preparation?
• Name a common non-structural panel.
• What is the purpose of shop ventilation systems?
• Which reason best explains why proper wire routing reduces the risk of damage?
• What should you do before welding?
• What is a blend panel?
• Why should damaged wiring be repaired properly?
• A multimeter can measure which trio?
• Which material is used to restore smooth contours after metal repair?
• Why is proper routing of wires important?
• What does PPE stand for?
• Which best describes unibody construction?
• What is wet sanding?
• What is the purpose of a repair order?
• Which factor directly affects arc stability in MIG welding?
• What is the purpose of an estimate in collision repair?
• What does R&I stand for on an estimate?
• Which statement correctly describes a ground connection?
• How does resistance spot welding create heat?
• What is a paint gun used for?
• Which item is NOT listed as required PPE when painting?
• What does fisheye refer to in paint defects?
• Why must pulls be done slowly and carefully?
• Where can information about chemical hazards be found?
• What type of damage occurs when metal is stretched beyond its elastic limit?
• What is panel alignment?
• What does a warning light on the dashboard indicate?
• What is the purpose of primer?
• Why should panels be test-fitted before final installation?
• What is the purpose of test fitting panels before welding?
• What is corrosion protection?
• In structural repair, what does anchoring accomplish?
• What type of steel is commonly used in modern vehicle structures?
• After repairs, what does alignment verification typically include?
• What is wet sanding?
• What can happen if structural damage is not repaired correctly?
• Body filler is used to restore what after metal repair?
• Which statement best describes the role of post-repair verification tools?
• Why must surfaces be clean before primer?
• Body filler is used for what purpose?
• Plug welding in collision repair is used to?
• What tool is commonly used to measure body panel gaps?
• Which step helps remove dust before painting?
• What is the main benefit of cleaning metal surfaces before welding?
• Which term describes a textured surface resembling an orange skin?
• Which system controls vehicle lighting?
• The purpose of a pinch weld clamp is to?
• Which best describes the purpose of performing test welds before structural welding?
• After painting is complete, what should you do?
• What system includes power windows and locks?
• What type of fire extinguisher is used for flammable liquids?
• What is the starter responsible for?
• In paint application, a reducer is used to
• Why must the battery be disconnected before airbag work?
• What should be done if warning lights appear after repair?
• What does distorted alignment imply if structural repair is not performed properly?
• What is the purpose of bracing a vehicle before structural repair?
• Which method can be used to shrink metal?
• What is burn-through in MIG welding?
• Which action should be performed after sanding and before painting to ensure a good finish?
• If you see damage to a tool’s power cord, what is the correct action?
• Which tool helps identify high and low spots?
• What is a recommended post-painting step?
• If body filler is not mixed properly, what is a likely outcome?
• Which device is typically used to confirm dimensional accuracy after repairs?
• A respirator is worn to protect against which type of hazard?
• Which statement best describes non-structural repairs?
• Which safety practice is essential before welding?
• What is sanding scratch swelling?
• Why are vehicle measurements taken before structural repairs?
• The function of a fuse is to do what?
• What is substrate?
• How can battery corrosion be cleaned?
• Masking during painting is primarily used to prevent which issue?
• Before working on airbags, what is the recommended precaution related to power?
• Which statement is true about the Remove and Install concept in repair work?
• Why is proper electrode pressure important in STRSW?
• Why are steel-toe boots recommended in a shop?
• Which action best describes a structural damage assessment?
• If shielding gas flow is improper, what defect is likely?
• Why is final inspection important in non-structural repair?
• What is featheredging?
• What is the purpose of a wiring diagram?
• What is the purpose of scanning for diagnostic trouble codes after warning lights are observed post-repair?
• Why is ventilation important during painting?
• Why is a guide coat used?
• Which defect results from surface contamination and appears as small craters?
• What is a unibody vehicle?
• Why is masking important during refinishing?
• What should you do before using power tools?
• What is the primary purpose of the SDS in a workplace?
• Which method reduces dust and scratches during sanding by using water?
• Which combination of eye protection is commonly recommended when using grinding tools?
• Why must metal surfaces be clean before welding?
• Why is it important to follow OEM repair procedures?
• What causes fisheye?
• What is seam sealer used for?
• Plug welding is used when?
• Which statement best describes the purpose of undercoating?
• Which statement best describes the body electrical system?
• Which document would you consult to learn about safe handling and emergency procedures for a chemical?
• In STRSW, what happens when two panels are joined at factory spot weld locations?
• Which device charges the battery and powers electrical systems?
• What does OBD stand for?
• What tool system is used to check vehicle dimensions?
• Batteries must be disconnected before structural repairs to prevent what?
• What is dry sanding?
• What is the main reason to test fit panels before welding?
• To prevent accidental start-up and injury, what practice should you follow before performing maintenance on a power tool?
• Why is corrosion protection important after repairs?
• What does corrosion on battery terminals cause?
• What is sectional replacement?
• What must be disconnected before removing some panels?
• What is the purpose of body filler?
• What is blending?
• Why must jack stands be used with a lifted vehicle?
• Why is it important to keep the work area clean?
• What type of electrode is used in MIG welding?
• Which statement best describes the effect of accurate paint mixing on color and performance?
• Why must body filler be mixed properly?
• What is the purpose of seam sealer?