WGU C215 Pre-Assessment PVDC
EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS)
1. What is the purpose of a site plan?
Answer: To show the location of structures, utilities, and topography on a lot
Rationale: A site plan communicates the layout and positioning of buildings and
infrastructure for construction planning.
2. Which drawing shows the side view of a building?
Answer: Elevation
Rationale: Elevation drawings depict exterior vertical views, showing heights and
architectural details.
3. What does a floor plan represent?
Answer: A horizontal view of a building as if cut at a specific height
Rationale: Floor plans illustrate room layouts, wall placement, doors, and
windows.
4. Which line type in a blueprint represents hidden features?
Answer: Dashed lines
Rationale: Hidden lines show objects that are not visible in the current view.
5. What is the main purpose of a foundation?
Answer: To transfer building loads to the ground
Rationale: A foundation ensures stability and prevents settling or shifting of the
structure.
, 6. Which material is commonly used for load-bearing walls?
Answer: Concrete block or brick
Rationale: Strong, durable materials support the weight of the building above.
7. What does “R-value” measure?
Answer: Thermal resistance of insulation
Rationale: Higher R-values indicate better insulation efficiency against heat
transfer.
8. Which type of roof has two sloping sides that meet at a ridge?
Answer: Gable roof
Rationale: A gable roof is one of the most common designs, allowing effective
water runoff.
9. In construction, what is a joist?
Answer: A horizontal structural member supporting floors or ceilings
Rationale: Joists distribute loads and provide a base for flooring or ceiling finishes.
10. What is the purpose of a vapor barrier?
Answer: To prevent moisture from entering walls or floors
Rationale: Moisture control prevents mold, rot, and structural damage.
11. What type of drawing is used to coordinate mechanical, electrical, and
plumbing (MEP) systems?
Answer: MEP layout
Rationale: MEP layouts prevent conflicts between building systems and ensure
proper installation.
EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS)
1. What is the purpose of a site plan?
Answer: To show the location of structures, utilities, and topography on a lot
Rationale: A site plan communicates the layout and positioning of buildings and
infrastructure for construction planning.
2. Which drawing shows the side view of a building?
Answer: Elevation
Rationale: Elevation drawings depict exterior vertical views, showing heights and
architectural details.
3. What does a floor plan represent?
Answer: A horizontal view of a building as if cut at a specific height
Rationale: Floor plans illustrate room layouts, wall placement, doors, and
windows.
4. Which line type in a blueprint represents hidden features?
Answer: Dashed lines
Rationale: Hidden lines show objects that are not visible in the current view.
5. What is the main purpose of a foundation?
Answer: To transfer building loads to the ground
Rationale: A foundation ensures stability and prevents settling or shifting of the
structure.
, 6. Which material is commonly used for load-bearing walls?
Answer: Concrete block or brick
Rationale: Strong, durable materials support the weight of the building above.
7. What does “R-value” measure?
Answer: Thermal resistance of insulation
Rationale: Higher R-values indicate better insulation efficiency against heat
transfer.
8. Which type of roof has two sloping sides that meet at a ridge?
Answer: Gable roof
Rationale: A gable roof is one of the most common designs, allowing effective
water runoff.
9. In construction, what is a joist?
Answer: A horizontal structural member supporting floors or ceilings
Rationale: Joists distribute loads and provide a base for flooring or ceiling finishes.
10. What is the purpose of a vapor barrier?
Answer: To prevent moisture from entering walls or floors
Rationale: Moisture control prevents mold, rot, and structural damage.
11. What type of drawing is used to coordinate mechanical, electrical, and
plumbing (MEP) systems?
Answer: MEP layout
Rationale: MEP layouts prevent conflicts between building systems and ensure
proper installation.
