Q-01 FDNY EXAM 3 PRACTICE QUESTIONS
WITH DETAILED EXPLANATIONS 2026
◉ Q: A FDNY permit is required to conduct hot works for?
Answer: A: Use of oxygen or flammable gas
◉ Q: FDNY is most concerned with which ASHRAE refrigerant
classification?
Answer: A: A3
◉ Q: How long must a fire alarm log book be kept?
Answer: A: 3 years
◉ Q: What is the minimum requirement an engineer needs to log
readings?
Answer: A: Once per shift
◉ Q: You are the only engineer on duty with a machine running. A
vice president tells you to shovel snow. What should you do?
Answer: A: Do not leave the building
◉ Q: How often must you do emergency power testing?
, Answer: A: monthly
◉ Q: What is the responsibility of an 829 COF holder?
Answer: A: Inspect the battery system
◉ Q: Why is a refrigerant gauge is called a compound gauge...
Answer: A: It reads pressure and vacuum.
◉ Q: Which of the following does not require flame resistant
treatment?
Answer: A: Artwork in a museum
◉ Q: An engineer observes a gauge that reads saturation pressure of
a refrigerant. If chilled water is circulating as the cooling medium,
this reading can best estimate?
Answer: A: Temp of chilled water being pumped to the spaces being
cooled
◉ Q: Regardless of the ASRAE refrigerant classification in use, in the
event of a refrigerant escape, the engineer should be aware of...
Answer: A: Asphyxiation
◉ Q: What type of refrigerant is found inside the machine gauges?
WITH DETAILED EXPLANATIONS 2026
◉ Q: A FDNY permit is required to conduct hot works for?
Answer: A: Use of oxygen or flammable gas
◉ Q: FDNY is most concerned with which ASHRAE refrigerant
classification?
Answer: A: A3
◉ Q: How long must a fire alarm log book be kept?
Answer: A: 3 years
◉ Q: What is the minimum requirement an engineer needs to log
readings?
Answer: A: Once per shift
◉ Q: You are the only engineer on duty with a machine running. A
vice president tells you to shovel snow. What should you do?
Answer: A: Do not leave the building
◉ Q: How often must you do emergency power testing?
, Answer: A: monthly
◉ Q: What is the responsibility of an 829 COF holder?
Answer: A: Inspect the battery system
◉ Q: Why is a refrigerant gauge is called a compound gauge...
Answer: A: It reads pressure and vacuum.
◉ Q: Which of the following does not require flame resistant
treatment?
Answer: A: Artwork in a museum
◉ Q: An engineer observes a gauge that reads saturation pressure of
a refrigerant. If chilled water is circulating as the cooling medium,
this reading can best estimate?
Answer: A: Temp of chilled water being pumped to the spaces being
cooled
◉ Q: Regardless of the ASRAE refrigerant classification in use, in the
event of a refrigerant escape, the engineer should be aware of...
Answer: A: Asphyxiation
◉ Q: What type of refrigerant is found inside the machine gauges?
