NATE Exam: Core Essentials: 2026
/ 2027 Review | 120
Comprehensive Test Questions
and Verified Answers | 100%
Correct | Grade A (Newest
Update)
The ability to utilize all types of communication skills is ____ to the HVACR
technician.
a. not as important as "hands-on" technical skills
b. somewhat important
c. unimportant
d. very important -
Answer
d (very important)
Quiz_________________?
It is important to be ____ in filling out service orders so that office staff, other
technicians, and customers will know what work you completed on the job.
1
, a. clear
b. complete
c. concise
d. all of the above -
Answer
d (all of the above: clear, complete, concise)
Quiz_________________?
When explaining to a customer that you have adjusted the system charge, which
of the following terms is most appropriate?
a. Freon
b. Gas
c. Juice
d. Refrigerant -
Answer
d (Refrigerant)
Quiz_________________?
Listening carefully to what a customer is telling you ____.
a. can help you diagnose the problem
b. is a waste of time
c. is not necessary
d. often will only confuse you -
2
, Answer
a (can help you diagnose the problem)
Quiz_________________?
When you arrive at a service call and meet the customer, you should ____.
a. ask questions first, then listen to what the customer has to say
b. listen to the customer first, then ask questions
c. avoid discussion with the customer
d. remind the customer that you are the professional and get on with your work -
Answer
b (listen to the customer first, then ask questions)
Quiz_________________?
What is the volume of a room that measures 10 ft by 20 ft with an 8-ft ceiling?
a. 800 ft3
b. 1,600 ft3
c. 2,400 ft3
d. 3,200 ft3 -
Answer
b (1,600 ft3)
Quiz_________________?
3
, What is the CFM requirements for an 1,800-ft2 house with 8-ft ceilings, if five air
changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM -
Answer
b (1,200 CFM)
Quiz_________________?
What is the CFM requirement for an 2,400-ft2 house with 8-ft ceilings, if five air
changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM -
Answer
c (1,600 CFM)
Quiz_________________?
What is the cross-sectional area of a 10-in round metal duct?
a. 79 in2
b. 200 in2
4
/ 2027 Review | 120
Comprehensive Test Questions
and Verified Answers | 100%
Correct | Grade A (Newest
Update)
The ability to utilize all types of communication skills is ____ to the HVACR
technician.
a. not as important as "hands-on" technical skills
b. somewhat important
c. unimportant
d. very important -
Answer
d (very important)
Quiz_________________?
It is important to be ____ in filling out service orders so that office staff, other
technicians, and customers will know what work you completed on the job.
1
, a. clear
b. complete
c. concise
d. all of the above -
Answer
d (all of the above: clear, complete, concise)
Quiz_________________?
When explaining to a customer that you have adjusted the system charge, which
of the following terms is most appropriate?
a. Freon
b. Gas
c. Juice
d. Refrigerant -
Answer
d (Refrigerant)
Quiz_________________?
Listening carefully to what a customer is telling you ____.
a. can help you diagnose the problem
b. is a waste of time
c. is not necessary
d. often will only confuse you -
2
, Answer
a (can help you diagnose the problem)
Quiz_________________?
When you arrive at a service call and meet the customer, you should ____.
a. ask questions first, then listen to what the customer has to say
b. listen to the customer first, then ask questions
c. avoid discussion with the customer
d. remind the customer that you are the professional and get on with your work -
Answer
b (listen to the customer first, then ask questions)
Quiz_________________?
What is the volume of a room that measures 10 ft by 20 ft with an 8-ft ceiling?
a. 800 ft3
b. 1,600 ft3
c. 2,400 ft3
d. 3,200 ft3 -
Answer
b (1,600 ft3)
Quiz_________________?
3
, What is the CFM requirements for an 1,800-ft2 house with 8-ft ceilings, if five air
changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM -
Answer
b (1,200 CFM)
Quiz_________________?
What is the CFM requirement for an 2,400-ft2 house with 8-ft ceilings, if five air
changes per hour are needed?
a. 400 CFM
b. 1,200 CFM
c. 1,600 CFM
d. 2,400 CFM -
Answer
c (1,600 CFM)
Quiz_________________?
What is the cross-sectional area of a 10-in round metal duct?
a. 79 in2
b. 200 in2
4
