NICET Special Hazards II Practice Questions - NICET Special Hazards Systems Level II Exam - NICET Special Hazards II Practice Questions - NICET Special Hazards Systems Level II Exam

Question 1

A technician must pressure test a section of clean agent piping that contains closed sections (selector valves at both ends). Per NFPA 2001 (2018), what is the required pneumatic test?

150 psig held for 2 hours with zero allowable pressure loss 40 psig held for 10 minutes with a pressure drop not exceeding 20 percent of the test pressure 200 psig held for 24 hours with a pressure drop not exceeding 10 percent Hydrostatic test at 1.5 times the working pressure for 30 minutes

Correct Answer:

40 psig held for 10 minutes with a pressure drop not exceeding 20 percent of the test pressure

Question 2

What is the purpose of the pipe-puff (puff) test performed on a special hazards system before commissioning?

To verify the discharge nozzles produce the design droplet size To confirm the enclosure can hold agent concentration for the required time To verify continuous, unobstructed flow through the piping network and out each nozzle using nitrogen or dry air To measure the achieved agent concentration in the protected space

Correct Answer:

To verify continuous, unobstructed flow through the piping network and out each nozzle using nitrogen or dry air

Question 3

Before assembly, how must clean agent system piping be prepared per NFPA 2001 installation requirements?

Cut ends reamed and deburred, with the interior cleaned and blown free of mill scale, chips, and debris Coated internally with cutting oil to prevent corrosion during service Filled with water and flushed at 10 ft/s velocity Heated and stress-relieved at every threaded joint

Correct Answer:

Cut ends reamed and deburred, with the interior cleaned and blown free of mill scale, chips, and debris

Question 4

A power-limited fire alarm cable will be run vertically through a shaft from the first floor to the releasing panel on the third floor. Per NEC Article 760, which minimum cable type is required?

FPL FPLR THHN in free air CMX

Correct Answer:

FPLR

Question 5

Detection circuit conductors for a clean agent system must be routed through the cavity above a suspended ceiling that is used for environmental air (a plenum). Which power-limited fire alarm cable type is required by NEC 760?

FPLR FPL with a fire-rated wrap Any PVC-jacketed cable supported every 18 inches FPLP

Correct Answer:

FPLP

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About this Exam

Prepare with the NICET Special Hazards II Practice Questions - NICET Special Hazards Systems Level II Exam practice quiz. This question bank includes 100 questions covering nfpa, agent, clean, releasing, and technician. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NICET Special Hazards II Practice Questions - NICET Special Hazards Systems Level II Exam

This practice set contains 100 questions from the matching question bank and focuses on nfpa, agent, clean, releasing, and technician. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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NICET Special Hazards II Practice Questions - NICET Special Hazards Systems Level II Exam

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