GLAZIER (GLASS INSTALLER) PRACTICE
EXAM Questions With Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary role of a glazier?
A. Install roofing systems
B. Install and repair glass products in buildings
C. Paint interior walls
D. Install electrical wiring
Answer: B
Glaziers specialize in cutting, fitting, installing, and repairing glass in
windows, doors, skylights, and other structures.
2. Which tool is commonly used to cut glass?
A. Hammer
B. Glass cutter
C. Chisel
D. Trowel
Answer: B
Glass cutters score the glass surface to allow it to break cleanly along a
controlled line.
,3. What is safety glass designed to do?
A. Increase transparency
B. Prevent scratching
C. Reduce breakage risk and injury
D. Block UV rays only
Answer: C
Safety glass is engineered to reduce injury by breaking into small, less
dangerous pieces.
4. Which type of glass is most commonly used in storefronts?
A. Tempered glass
B. Laminated glass
C. Wired glass
D. Frosted glass
Answer: A
Tempered glass is strong and shatters into small blunt pieces, making it
ideal for storefronts.
5. What is glazing compound used for?
A. Cleaning glass
B. Holding glass panes in place
C. Strengthening steel frames
D. Cutting glass edges
Answer: B
Glazing compound seals and secures glass panes into frames.
,6. What does tempered glass do when broken?
A. Shatters into sharp shards
B. Cracks without breaking fully
C. Breaks into small blunt pieces
D. Melts
Answer: C
Tempered glass is heat-treated to break into small, safer fragments.
7. Which PPE is MOST important when handling glass?
A. Gloves and safety glasses
B. Ear plugs
C. Steel boots only
D. Respirator mask only
Answer: A
Gloves and safety glasses protect against cuts and eye injuries.
8. What is laminated glass made of?
A. Single glass sheet
B. Two glass layers with plastic interlayer
C. Steel and glass
D. Plastic only
Answer: B
Laminated glass includes a plastic interlayer that holds shards together
when broken.
, 9. What is the purpose of a suction cup in glazing work?
A. To polish glass
B. To lift and carry glass safely
C. To cut glass
D. To measure glass thickness
Answer: B
Suction cups help safely handle large glass panes.
10. What causes thermal stress cracks in glass?
A. Poor cleaning
B. Temperature differences across the glass
C. Too much paint
D. Improper framing nails
Answer: B
Uneven heating or cooling causes stress fractures in glass.
11. What is the main hazard when cutting glass?
A. Noise pollution
B. Electrical shock
C. Cuts and lacerations
D. Fire
Answer: C
Sharp glass edges pose serious cut risks.
EXAM Questions With Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary role of a glazier?
A. Install roofing systems
B. Install and repair glass products in buildings
C. Paint interior walls
D. Install electrical wiring
Answer: B
Glaziers specialize in cutting, fitting, installing, and repairing glass in
windows, doors, skylights, and other structures.
2. Which tool is commonly used to cut glass?
A. Hammer
B. Glass cutter
C. Chisel
D. Trowel
Answer: B
Glass cutters score the glass surface to allow it to break cleanly along a
controlled line.
,3. What is safety glass designed to do?
A. Increase transparency
B. Prevent scratching
C. Reduce breakage risk and injury
D. Block UV rays only
Answer: C
Safety glass is engineered to reduce injury by breaking into small, less
dangerous pieces.
4. Which type of glass is most commonly used in storefronts?
A. Tempered glass
B. Laminated glass
C. Wired glass
D. Frosted glass
Answer: A
Tempered glass is strong and shatters into small blunt pieces, making it
ideal for storefronts.
5. What is glazing compound used for?
A. Cleaning glass
B. Holding glass panes in place
C. Strengthening steel frames
D. Cutting glass edges
Answer: B
Glazing compound seals and secures glass panes into frames.
,6. What does tempered glass do when broken?
A. Shatters into sharp shards
B. Cracks without breaking fully
C. Breaks into small blunt pieces
D. Melts
Answer: C
Tempered glass is heat-treated to break into small, safer fragments.
7. Which PPE is MOST important when handling glass?
A. Gloves and safety glasses
B. Ear plugs
C. Steel boots only
D. Respirator mask only
Answer: A
Gloves and safety glasses protect against cuts and eye injuries.
8. What is laminated glass made of?
A. Single glass sheet
B. Two glass layers with plastic interlayer
C. Steel and glass
D. Plastic only
Answer: B
Laminated glass includes a plastic interlayer that holds shards together
when broken.
, 9. What is the purpose of a suction cup in glazing work?
A. To polish glass
B. To lift and carry glass safely
C. To cut glass
D. To measure glass thickness
Answer: B
Suction cups help safely handle large glass panes.
10. What causes thermal stress cracks in glass?
A. Poor cleaning
B. Temperature differences across the glass
C. Too much paint
D. Improper framing nails
Answer: B
Uneven heating or cooling causes stress fractures in glass.
11. What is the main hazard when cutting glass?
A. Noise pollution
B. Electrical shock
C. Cuts and lacerations
D. Fire
Answer: C
Sharp glass edges pose serious cut risks.
