Practice Exam | Detailed Rationales | Latest
2026/27 QS & Ans Instant Pdf Download
1. What is the primary purpose of surface preparation
before painting?
A. Increase paint color brightness
B. Improve adhesion and durability
C. Reduce paint cost
D. Speed up drying time
Answer: B
Proper surface preparation ensures paint bonds correctly
and lasts longer.
2. What is the most common cause of peeling paint?
A. Too many coats
B. Poor surface preparation
C. High-quality paint
D. Fast drying time
,Answer: B
Contaminants or loose material prevent proper adhesion.
3. Why is primer used before painting?
A. To add shine
B. To seal and improve adhesion
C. To thin paint
D. To speed curing
Answer: B
Primer creates a uniform surface for better paint bonding.
4. What is the minimum recommended temperature for
most exterior paint applications?
A. 20°F
B. 35°F
C. 50°F
D. 80°F
Answer: C
Most coatings require at least 50°F for proper curing.
,5. Which defect is caused by moisture trapped under
paint?
A. Chalking
B. Blistering
C. Crazing
D. Fading
Answer: B
Moisture expands and creates bubbles under the paint
film.
6. What tool is best for smoothing drywall compound?
A. Wire brush
B. Putty knife or taping knife
C. Hammer
D. Roller
Answer: B
Knives allow smooth application and feathering of mud.
, 7. What is efflorescence?
A. Paint discoloration from sunlight
B. Salt deposits on masonry surfaces
C. Oil separation in paint
D. Roller marks
Answer: B
Moisture brings salts to the surface of masonry.
8. What is the purpose of sanding between coats?
A. Increase paint thickness
B. Improve adhesion and smoothness
C. Reduce drying time
D. Add color depth
Answer: B
Sanding removes imperfections and improves bonding.
9. Which paint is best for high-moisture areas like
bathrooms?