WGU D469 FINAL EXAM 2025/2026
QUESTIONS AND ANSWERS 100% PASS
A White Box refers to? - ANS a space in a commercial building
A condition that is "Grandfathered" can always stay is it is met by code. - ANS False
Existing conditions will rarely have an impact on final design. - ANS False
Name 2 ways a Zoning Ordinance might affect your design when working on an existing
building. - ANS signage, occupancy, and setbacks
In Base Building, permanent elements that have an impact - ANS MEP
Structural Elements
sprinkler systems
openings in walls
ceiling heights
"All it takes is time and money" this decision is based on? - ANS cost vs. benefit - does the
cost justify the benefit
Prior to design, we take steps to understand an existing building like? - ANS All of the Above
pg. 1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, A typical small HVAC system is shown the system is called - ANS split system
The split system shows - ANS Ducts
heater
diffuser
Indoor Air Quality helps - ANS -Clean air to breathe
-No mold
-it is a code requirement to have a certain amount of oxygen.
Why is dehumidification important? - ANS -to prevent mold
-improve indoor air quality
HVAC will use an Air handler and it is equivalent to a furnace in a small system. - ANS True
Ducts can be large...why do duct locations matter? - ANS aesthetic purpose
lighting needs a space too
A heat pump is similar to an Air Conditioner...it needs a backup heat source because? -
ANS below 20 degrees, drawing heat from air cannot be done
Geothermal HVAC systems use? - ANS Earth and Water
A relatively new type of HVAC that uses heat pumps to move temperature around a building? -
ANS Variable Refrigerant Flow
HVAC systems in large buildings are more complex because..? - ANS Large buildings have
different environmental conditions
pg. 2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
QUESTIONS AND ANSWERS 100% PASS
A White Box refers to? - ANS a space in a commercial building
A condition that is "Grandfathered" can always stay is it is met by code. - ANS False
Existing conditions will rarely have an impact on final design. - ANS False
Name 2 ways a Zoning Ordinance might affect your design when working on an existing
building. - ANS signage, occupancy, and setbacks
In Base Building, permanent elements that have an impact - ANS MEP
Structural Elements
sprinkler systems
openings in walls
ceiling heights
"All it takes is time and money" this decision is based on? - ANS cost vs. benefit - does the
cost justify the benefit
Prior to design, we take steps to understand an existing building like? - ANS All of the Above
pg. 1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, A typical small HVAC system is shown the system is called - ANS split system
The split system shows - ANS Ducts
heater
diffuser
Indoor Air Quality helps - ANS -Clean air to breathe
-No mold
-it is a code requirement to have a certain amount of oxygen.
Why is dehumidification important? - ANS -to prevent mold
-improve indoor air quality
HVAC will use an Air handler and it is equivalent to a furnace in a small system. - ANS True
Ducts can be large...why do duct locations matter? - ANS aesthetic purpose
lighting needs a space too
A heat pump is similar to an Air Conditioner...it needs a backup heat source because? -
ANS below 20 degrees, drawing heat from air cannot be done
Geothermal HVAC systems use? - ANS Earth and Water
A relatively new type of HVAC that uses heat pumps to move temperature around a building? -
ANS Variable Refrigerant Flow
HVAC systems in large buildings are more complex because..? - ANS Large buildings have
different environmental conditions
pg. 2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
