CEA-Activity 2.1.3 Quiz

Which of the following materials is NOT typically used for constructing residential building walls? **According to our CEA course presentation materials**

• Wood

• Precast concrete

• Brick

• Light gauge steel

Wood-framed walls are known for being:

• Expensive and difficult to build

• Strong, inexpensive, and easy to build

• Primarily used in high-rise buildings

• Resistant to all types of damage

In wood-framed walls, where and when is insulation typically installed?

• Before wiring and plumbing

• After wiring and plumbing

• Simultaneously with wiring and plumbing

• Only in exterior walls

Precast concrete walls are often reinforced using:

• Wood studs

• Metal pipes

• Reinforcement bars and wire mesh

• Only concrete

Light gauge steel framed walls frequently have:

• Irregularly placed studs

• Precut holes for electrical and plumbing lines

• No space for electrical or plumbing lines

• Very little insulation capability

What is a key consideration of "sustainable walls"?

• Primarily using reclaimed wood

• Using only concrete

• Using materials and processes that meet ENERGY STAR and LEED criteria

• Minimizing the use of insulation.

Which of these wall types is generally considered the fastest to erect?

• Wood framed

• Precast concrete

• Light gauge steel

• They all take about the same amount of time

What is a significant advantage of precast concrete walls?

• They are the cheapest option.

• They can be quickly assembled on site.

• They are highly resistant to fire and weather damage.

• They need no additional bracing.