Preview Questions Plumber | Role Specific Skill

Question 1: In a high-rise building, what is the most critical consideration for installing water supply pipes?

Which action should you take?

Choose only one option

Choice of pipe material

Vertical alignment of pipes

Pressure regulation across floors

Pipe insulation

Question 2: What is the recommended procedure for cleaning a clogged drain in a multi-story building?

Which action should you take?

Choose only one option

Manual auger to remove debris

Hydro jetting to clear blockages

Use of chemical drain cleaners

Applying high-pressure air for faster results

Question 3: What is the first step in maintenance of a sewage pump system to ensure it is functioning correctly?

Which action should you take?

Choose only one option

Check for proper power supply

Test the float switch

Inspect the pump motor

Clear any blockages

Question 4: What is the correct way to install a shower valve to ensure proper water pressure and flow?

Which action should you take?

Choose only one option

Install according to manufacturer specifications

Install with additional flow restrictors

Install at the lowest point of the system

Install at the highest point of the system

Question 5: What is the primary advantage of using hydrogen as a tracer gas for leak detection?

Which action should you take?

Choose only one option

It is detectable by most gas detectors

It is cost-effective and easily available

It is heavier than air and stays in place longer

It is non-flammable and easy to store

Question 6: Which of the following materials is most commonly used for modern water supply piping?

Which action should you take?

Choose only one option

Lead

Concrete

Brass

PEX