Humber/Ontario Real Estate Course 3 Exam Practice

What is true about foundations and footings in residential construction?

1. Brick and stone foundations are the most common due to lower costs compared to concrete.

2. Insulated concrete forms enhance insulation quality and damp proofing.

3. A standard-sized footing is required for all residential houses.

4. Foundations are unaffected if footings fail.

5. Footings must always be constructed from the same material as the foundation.

6. Older homes typically have larger footings than new constructions.

The correct answer is: Insulated concrete forms enhance insulation quality and damp proofing.

Insulated concrete forms (ICFs) are frequently used in residential construction to enhance insulation quality and damp proofing. ICFs are known for providing excellent thermal insulation, which can lead to energy savings for the homeowner. This choice is correct because it accurately reflects a common practice in modern residential construction that prioritizes energy efficiency and moisture control. The other options are incorrect: - A. Brick and stone foundations are not the most common choice due to their relatively higher costs compared to concrete, which is more commonly used for its strength and durability. - C. Residential properties may have varying foundation sizes depending on factors such as the structure's weight, soil composition, and building code requirements. - D. Foundations are indeed affected if footings fail, as this can compromise the stability and structural integrity of the entire building. - E. Footings can be made from different materials than the foundation, depending on factors like the building's design and load-bearing requirements. - F. The size of footings can vary based on factors such as the size of the structure and the soil conditions, rather than being specifically related to the age of the home.