NYC Auto Body Worker (DCAS) Certification
Practice Examination Questions With
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download
Pdf A+ Grade Guarantee Verified By
Professionals
1. A technician is preparing a damaged steel panel for repair. What is the FIRST
step in the process?
A. Apply primer
B. Assess damage severity
C. Sand the surface
D. Weld replacement metal
Answer: B ✓
Rationale: The first step is always damage assessment to determine repair
strategy, tools, and safety considerations.
2. Which tool is most commonly used to remove dents without damaging
paint?
A. Slide hammer
B. Paint scraper
C. Stud welder
D. Paintless dent repair rods
Answer: D ✓
Rationale: Paintless dent repair (PDR) tools allow reshaping metal without
affecting the original finish.
,3. When sanding a surface before painting, what grit sandpaper is typically
used for final smoothing?
A. 40 grit
B. 80 grit
C. 320–400 grit
D. 1000 grit
Answer: C ✓
Rationale: Fine grit sandpaper (320–400) ensures smooth surfaces for
paint adhesion without deep scratches.
4. A unibody vehicle has sustained structural damage. What is the correct
repair approach?
A. Replace entire vehicle
B. Use frame straightening equipment
C. Ignore minor misalignment
D. Only repaint damaged area
Answer: B ✓
Rationale: Frame straightening machines restore structural alignment in
unibody vehicles.
5. What type of weld is commonly used in auto body panel replacement?
A. Spot weld
B. Arc weld
C. TIG weld only
D. Plasma weld
Answer: A ✓
Rationale: Spot welding replicates factory attachment points in panel
replacement.
6. Which personal protective equipment is essential when spray painting?
A. Safety boots only
B. Respirator mask
C. Welding gloves
D. Ear plugs
, Answer: B ✓
Rationale: A respirator mask protects against hazardous paint fumes and
airborne particles.
7. What is the purpose of primer?
A. Add color
B. Seal and prepare surface
C. Increase drying time
D. Remove rust
Answer: B ✓
Rationale: Primer improves adhesion and seals the surface before paint
application.
8. Which defect appears as small bubbles in paint?
A. Peeling
B. Blistering
C. Fading
D. Cracking
Answer: B ✓
Rationale: Blistering occurs due to trapped moisture or improper surface
prep.
9. What tool is used to measure vehicle frame alignment?
A. Torque wrench
B. Frame gauge
C. Air compressor
D. Paint gun
Answer: B ✓
Rationale: A frame gauge ensures structural dimensions match
manufacturer specifications.
10.Aluminum panels require which special consideration?
A. Higher heat welding
B. Isolation from steel tools
Practice Examination Questions With
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download
Pdf A+ Grade Guarantee Verified By
Professionals
1. A technician is preparing a damaged steel panel for repair. What is the FIRST
step in the process?
A. Apply primer
B. Assess damage severity
C. Sand the surface
D. Weld replacement metal
Answer: B ✓
Rationale: The first step is always damage assessment to determine repair
strategy, tools, and safety considerations.
2. Which tool is most commonly used to remove dents without damaging
paint?
A. Slide hammer
B. Paint scraper
C. Stud welder
D. Paintless dent repair rods
Answer: D ✓
Rationale: Paintless dent repair (PDR) tools allow reshaping metal without
affecting the original finish.
,3. When sanding a surface before painting, what grit sandpaper is typically
used for final smoothing?
A. 40 grit
B. 80 grit
C. 320–400 grit
D. 1000 grit
Answer: C ✓
Rationale: Fine grit sandpaper (320–400) ensures smooth surfaces for
paint adhesion without deep scratches.
4. A unibody vehicle has sustained structural damage. What is the correct
repair approach?
A. Replace entire vehicle
B. Use frame straightening equipment
C. Ignore minor misalignment
D. Only repaint damaged area
Answer: B ✓
Rationale: Frame straightening machines restore structural alignment in
unibody vehicles.
5. What type of weld is commonly used in auto body panel replacement?
A. Spot weld
B. Arc weld
C. TIG weld only
D. Plasma weld
Answer: A ✓
Rationale: Spot welding replicates factory attachment points in panel
replacement.
6. Which personal protective equipment is essential when spray painting?
A. Safety boots only
B. Respirator mask
C. Welding gloves
D. Ear plugs
, Answer: B ✓
Rationale: A respirator mask protects against hazardous paint fumes and
airborne particles.
7. What is the purpose of primer?
A. Add color
B. Seal and prepare surface
C. Increase drying time
D. Remove rust
Answer: B ✓
Rationale: Primer improves adhesion and seals the surface before paint
application.
8. Which defect appears as small bubbles in paint?
A. Peeling
B. Blistering
C. Fading
D. Cracking
Answer: B ✓
Rationale: Blistering occurs due to trapped moisture or improper surface
prep.
9. What tool is used to measure vehicle frame alignment?
A. Torque wrench
B. Frame gauge
C. Air compressor
D. Paint gun
Answer: B ✓
Rationale: A frame gauge ensures structural dimensions match
manufacturer specifications.
10.Aluminum panels require which special consideration?
A. Higher heat welding
B. Isolation from steel tools
