Preview Questions Roofer | Role Specific Skill

Question 1: How should a roofer ensure proper drainage when installing a flat roof?

Which action should you take?

Choose only one option

Install only the outermost layer and leave drainage to natural flow

Lay roofing materials flat with no regard to drainage

Use a single layer of roofing material without drainage consideration

Install a tapered insulation system to direct water to the drains

Question 2: What is the most important consideration when inspecting roof fasteners and nails?

Which action should you take?

Choose only one option

Ensuring that nails are properly placed, not overdriven, and do not protrude through the shingles

Checking the nail color to match the shingles

Relying on the spacing of nails rather than their placement

Ensuring that nails are made of aluminum for durability

Question 3: What is the most common cause of roof leaks in flat roofs?

Which action should you take?

Choose only one option

Poorly sealed roof seams

Damaged gutters

Cracked shingles

Insufficient ventilation

Question 4: What is the recommended flashing technique when installing a roof around a vent pipe?

Which action should you take?

Choose only one option

Use the same flashing technique as for the roof edges

Use a rubber or lead pipe boot, ensuring a tight seal around the vent

Wrap flashing loosely around the vent pipe and leave gaps for airflow

Install flashing but leave gaps for easy access to the pipe

Question 5: What is the minimum recommended slope for a pitched roof to ensure water runoff?

Which action should you take?

Choose only one option

8:12 pitch (33.69 degrees)

4:12 pitch (18.43 degrees)

2:12 pitch (9.46 degrees)

6:12 pitch (26.57 degrees)

Question 6: What type of roofing nail should be used for installing asphalt shingles?

Which action should you take?

Choose only one option

Hot-dipped galvanized nails

Copper nails

Stainless steel nails

Aluminum nails