ALABAMA GLASS INSTALLER CERTIFICATION
EXAMINATION COMPLETE QUESTIONS AND
DETAILED SOLUTIONS LATEST UPDATE THIS YEAR
JUST RELEASED
1.
Before ordering replacement glass for a commercial storefront, which
measurement practice provides the most reliable basis for determining
the required glass dimensions?
A. Measure only the visible portion of the existing glass
B. Measure the rough opening once and subtract a standard amount
C. Measure the actual glazing opening carefully at multiple locations
D. Use the manufacturer's nominal glass size from a previous project
Answer: C
Rationale: Actual openings can vary because of construction
tolerances, frame movement, and installation conditions, so multiple
accurate measurements provide the safest basis for fabrication.
2.
When measuring a rectangular opening for replacement glass, why
should the installer take measurements at several points rather than
relying on one measurement?
,A. Glass thickness changes throughout the opening
B. Openings may not be perfectly square or uniform
C. Multiple measurements automatically strengthen the glass
D. Frame color can affect the required glass dimensions
Answer: B
Rationale: Multiple measurements reveal variations in width and
height caused by out-of-square frames, uneven construction,
movement, or deterioration.
3.
A glass panel must fit inside an existing frame while allowing for
thermal and structural movement; what should the installer generally
avoid doing?
A. Providing appropriate clearance around the glass
B. Checking the manufacturer's glazing requirements
C. Installing the glass tightly against the frame
D. Inspecting the frame before beginning installation
Answer: C
Rationale: Glass should not normally be forced tightly into framing
because insufficient clearance can create edge stress and increase the
likelihood of breakage.
4.
,Which characteristic makes tempered glass particularly useful in many
locations where improved resistance to thermal stress and safety after
breakage are required?
A. It remains permanently flexible after installation
B. It generally breaks into relatively small granular pieces
C. It cannot be scratched under normal circumstances
D. It eliminates the need for proper framing
Answer: B
Rationale: Tempered glass is heat-treated to increase strength and,
when broken, generally fractures into smaller particles rather than
large sharp shards.
5.
Why should an installer verify whether a glass panel is tempered before
attempting to cut, drill, or alter it at the jobsite?
A. Tempered glass cannot generally be modified after tempering
B. Tempered glass becomes softer when exposed to sunlight
C. Tempered glass requires ordinary scissors for cutting
D. Tempered glass must always be painted before installation
Answer: A
Rationale: Cutting, drilling, or similar fabrication after tempering can
cause the entire tempered panel to fracture, so required fabrication
should normally occur beforehand.
, 6.
Which glass type is commonly selected when the primary objective is to
provide a translucent appearance while allowing light transmission and
reducing visibility?
A. Clear float glass
B. Patterned or obscure glass
C. Mirror glass
D. Fully reflective coated glass
Answer: B
Rationale: Patterned or obscure glass diffuses transmitted light and
reduces visibility, making it useful for privacy applications.
7.
When installing insulated glass units, which condition is especially
important for maintaining the unit's intended insulating performance?
A. Damaging the perimeter seal
B. Preserving the factory-applied edge seal
C. Removing all spacers from the unit
D. Cutting the unit smaller after delivery
Answer: B
Rationale: Insulated glass units depend on properly functioning
perimeter seals and spacers to maintain the insulating space and
prevent moisture intrusion.
EXAMINATION COMPLETE QUESTIONS AND
DETAILED SOLUTIONS LATEST UPDATE THIS YEAR
JUST RELEASED
1.
Before ordering replacement glass for a commercial storefront, which
measurement practice provides the most reliable basis for determining
the required glass dimensions?
A. Measure only the visible portion of the existing glass
B. Measure the rough opening once and subtract a standard amount
C. Measure the actual glazing opening carefully at multiple locations
D. Use the manufacturer's nominal glass size from a previous project
Answer: C
Rationale: Actual openings can vary because of construction
tolerances, frame movement, and installation conditions, so multiple
accurate measurements provide the safest basis for fabrication.
2.
When measuring a rectangular opening for replacement glass, why
should the installer take measurements at several points rather than
relying on one measurement?
,A. Glass thickness changes throughout the opening
B. Openings may not be perfectly square or uniform
C. Multiple measurements automatically strengthen the glass
D. Frame color can affect the required glass dimensions
Answer: B
Rationale: Multiple measurements reveal variations in width and
height caused by out-of-square frames, uneven construction,
movement, or deterioration.
3.
A glass panel must fit inside an existing frame while allowing for
thermal and structural movement; what should the installer generally
avoid doing?
A. Providing appropriate clearance around the glass
B. Checking the manufacturer's glazing requirements
C. Installing the glass tightly against the frame
D. Inspecting the frame before beginning installation
Answer: C
Rationale: Glass should not normally be forced tightly into framing
because insufficient clearance can create edge stress and increase the
likelihood of breakage.
4.
,Which characteristic makes tempered glass particularly useful in many
locations where improved resistance to thermal stress and safety after
breakage are required?
A. It remains permanently flexible after installation
B. It generally breaks into relatively small granular pieces
C. It cannot be scratched under normal circumstances
D. It eliminates the need for proper framing
Answer: B
Rationale: Tempered glass is heat-treated to increase strength and,
when broken, generally fractures into smaller particles rather than
large sharp shards.
5.
Why should an installer verify whether a glass panel is tempered before
attempting to cut, drill, or alter it at the jobsite?
A. Tempered glass cannot generally be modified after tempering
B. Tempered glass becomes softer when exposed to sunlight
C. Tempered glass requires ordinary scissors for cutting
D. Tempered glass must always be painted before installation
Answer: A
Rationale: Cutting, drilling, or similar fabrication after tempering can
cause the entire tempered panel to fracture, so required fabrication
should normally occur beforehand.
, 6.
Which glass type is commonly selected when the primary objective is to
provide a translucent appearance while allowing light transmission and
reducing visibility?
A. Clear float glass
B. Patterned or obscure glass
C. Mirror glass
D. Fully reflective coated glass
Answer: B
Rationale: Patterned or obscure glass diffuses transmitted light and
reduces visibility, making it useful for privacy applications.
7.
When installing insulated glass units, which condition is especially
important for maintaining the unit's intended insulating performance?
A. Damaging the perimeter seal
B. Preserving the factory-applied edge seal
C. Removing all spacers from the unit
D. Cutting the unit smaller after delivery
Answer: B
Rationale: Insulated glass units depend on properly functioning
perimeter seals and spacers to maintain the insulating space and
prevent moisture intrusion.
