NATE CORE ESSENTIALS LATEST COMPREHENSIVE
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔The dictionary defines an honest person as one who is free from fraud or deception,
which of the following will hold true? - ✔✔An honest person is fair and their dealings
with other people
✔✔A condition that must be met to make an agreement legally binding is? - ✔✔The
agreement must include one promise in exchange for another
✔✔Which of the following expresses the difference between a feature in a benefit? -
✔✔A feature is a special characteristic of a product and a benefit is the value of the
customer receives from using the future
✔✔According to the health and safety regulations, when climbing up or down a ladder
the worker must? - ✔✔Always face the ladder
✔✔Refrigerant vapors in large quantities should not be inhaled since they are? -
✔✔May cause heart irregularities or fainting
✔✔Care should be taken before sawing basement walls that are part of the original
structural construction of a home because these walls are typically? - ✔✔Load bearing
, ✔✔Describe a wet bulb thermometer: - ✔✔The class thermometer with a wet piece of
gauze on the end
✔✔The federal agency with jurisdiction over the shipping and labeling of refrigerant is? -
✔✔DOT
✔✔The temperature most often used by customers when discussing human comfort is?
- ✔✔Dry bulb temperature
✔✔Why are humidifiers used with furnaces? - ✔✔Increased relative humidity and make
the customer more comfortable
✔✔The damper used with a bypass humidifier must be? - ✔✔Open in the winter
✔✔The primary purpose for bringing in outdoor air into a residential air distribution
system is to? - ✔✔Equalize pressure between inside and outside of the structure
✔✔Why is sound a consideration in locating a heating furnace? - ✔✔Excessive noise is
annoying to the customer
✔✔Combustion is what type of process? - ✔✔Chemical
✔✔Any pressure measured by liquid or gas on a surface is typically measured how? -
✔✔A reading relative to atmospheric pressure
✔✔A conductor moving through a magnetic field will? - ✔✔Current in the wire
✔✔The unit of electrical pressure is the? - ✔✔Volts
✔✔Power is measured in? - ✔✔Watts (W)
✔✔Electrical current is measured in? - ✔✔amperes (amps)
✔✔What is ohms law? - ✔✔•Voltage (E) = Current aka amps (I) x Resistance (R)
• I = E/R
• R = E/I
✔✔Describe the current flow for DC circuit: - ✔✔DC Current flow is in one direction
✔✔How much heat is created by 1 watt of power? - ✔✔3.41 BTU
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔The dictionary defines an honest person as one who is free from fraud or deception,
which of the following will hold true? - ✔✔An honest person is fair and their dealings
with other people
✔✔A condition that must be met to make an agreement legally binding is? - ✔✔The
agreement must include one promise in exchange for another
✔✔Which of the following expresses the difference between a feature in a benefit? -
✔✔A feature is a special characteristic of a product and a benefit is the value of the
customer receives from using the future
✔✔According to the health and safety regulations, when climbing up or down a ladder
the worker must? - ✔✔Always face the ladder
✔✔Refrigerant vapors in large quantities should not be inhaled since they are? -
✔✔May cause heart irregularities or fainting
✔✔Care should be taken before sawing basement walls that are part of the original
structural construction of a home because these walls are typically? - ✔✔Load bearing
, ✔✔Describe a wet bulb thermometer: - ✔✔The class thermometer with a wet piece of
gauze on the end
✔✔The federal agency with jurisdiction over the shipping and labeling of refrigerant is? -
✔✔DOT
✔✔The temperature most often used by customers when discussing human comfort is?
- ✔✔Dry bulb temperature
✔✔Why are humidifiers used with furnaces? - ✔✔Increased relative humidity and make
the customer more comfortable
✔✔The damper used with a bypass humidifier must be? - ✔✔Open in the winter
✔✔The primary purpose for bringing in outdoor air into a residential air distribution
system is to? - ✔✔Equalize pressure between inside and outside of the structure
✔✔Why is sound a consideration in locating a heating furnace? - ✔✔Excessive noise is
annoying to the customer
✔✔Combustion is what type of process? - ✔✔Chemical
✔✔Any pressure measured by liquid or gas on a surface is typically measured how? -
✔✔A reading relative to atmospheric pressure
✔✔A conductor moving through a magnetic field will? - ✔✔Current in the wire
✔✔The unit of electrical pressure is the? - ✔✔Volts
✔✔Power is measured in? - ✔✔Watts (W)
✔✔Electrical current is measured in? - ✔✔amperes (amps)
✔✔What is ohms law? - ✔✔•Voltage (E) = Current aka amps (I) x Resistance (R)
• I = E/R
• R = E/I
✔✔Describe the current flow for DC circuit: - ✔✔DC Current flow is in one direction
✔✔How much heat is created by 1 watt of power? - ✔✔3.41 BTU
