COSC 354 EXAM 3 QUESTIONS & ANSWERS
How does the process of pointing contribute to masonry maintenance? - Answer -
Protects against water penetration and enhances aesthetics
What is the primary difference between an air barrier and a vapor barrier? - Answer -Air
barriers control air leakage, while vapor barriers control moisture diffusion
Which of these is not a SECONDARY function of the building enclosure? - Answer -
Keeping Water Out
An effective air barrier must meet which of the following criteria? - Answer -Continuous,
durable, impermeable to air, and maintainable
Which of the following is not a primary function of an envelope system? - Answer -
Reduce the Amount of Light
What is efflorescence in masonry, and how is it caused? - Answer -Correct answer:
White powdery deposit caused by soluble salts and moisture
An air barrier must be located on the warm side of a building envelope to be effective. -
Answer -Correct answer:
False
What type of block can the aggregate color be specifically chosen to provide a different
look when manufactured? - Answer -Ground-Face Block
What type of mortar is generally recommended for use in below-grade masonry
applications? - Answer -Type M
When a mason starts the construction of a brick wall - they typically build the corners
first (In a triangular shape). What are these sections called? - Answer -Leads
An architect is designing a building in Oklahoma, they have reached out to brick
manufacturers to determine what brick grade would be needed for those weathering
conditions. He was told by the brick manufacturer that the freeze/thaw is not a severe
issue, but there may be minor cases of weather. What brick grade would be needed for
this location? - Answer -MW
How does the use of locally sourced masonry materials contribute to sustainable
construction practices? - Answer -Reduces transportation emissions
What stage of the brick manufacturing process is critical for achieving consistent quality
and durability? - Answer -Correct answer:
Firing
How does the process of pointing contribute to masonry maintenance? - Answer -
Protects against water penetration and enhances aesthetics
What is the primary difference between an air barrier and a vapor barrier? - Answer -Air
barriers control air leakage, while vapor barriers control moisture diffusion
Which of these is not a SECONDARY function of the building enclosure? - Answer -
Keeping Water Out
An effective air barrier must meet which of the following criteria? - Answer -Continuous,
durable, impermeable to air, and maintainable
Which of the following is not a primary function of an envelope system? - Answer -
Reduce the Amount of Light
What is efflorescence in masonry, and how is it caused? - Answer -Correct answer:
White powdery deposit caused by soluble salts and moisture
An air barrier must be located on the warm side of a building envelope to be effective. -
Answer -Correct answer:
False
What type of block can the aggregate color be specifically chosen to provide a different
look when manufactured? - Answer -Ground-Face Block
What type of mortar is generally recommended for use in below-grade masonry
applications? - Answer -Type M
When a mason starts the construction of a brick wall - they typically build the corners
first (In a triangular shape). What are these sections called? - Answer -Leads
An architect is designing a building in Oklahoma, they have reached out to brick
manufacturers to determine what brick grade would be needed for those weathering
conditions. He was told by the brick manufacturer that the freeze/thaw is not a severe
issue, but there may be minor cases of weather. What brick grade would be needed for
this location? - Answer -MW
How does the use of locally sourced masonry materials contribute to sustainable
construction practices? - Answer -Reduces transportation emissions
What stage of the brick manufacturing process is critical for achieving consistent quality
and durability? - Answer -Correct answer:
Firing
