1. Discuss the design of a force-air heating system and explain what the role major duct sections and an individual duct sections are?

2. When you have a either a hydronic heating or cooling system, they both require three parts in the piping system. Explain what these parts are and how they support both system in performing the primary function of both systems?

3. Examine and discuss the various electrical insulation classifications?

4. Compare and contrast the lumen and a foot candle and explain what determines the color of light?

5. Explain how we apply the four safety rules for using test instruments during both installation, inspection and operation of electrical systems?