Page 1 of 598
C41 FIRE PROTECTION CONTRACTOR
ACTUAL EXAM 200 QUESTIONSWITH
VERIFIED ANSWERS .FREE PDF
C-1D License Definition - ..ANSWER...✓✓ Nevada C-1D is the
plumbing contractor classification allowing installation, alteration,
and repair of plumbing systems.
Plumbing Scope - ..ANSWER...✓✓ Includes water supply,
drainage, waste, vent, gas piping, and fixtures.
Excluded Work - ..ANSWER...✓✓ Does not include HVAC or
electrical work unless specifically licensed.
,Page 2 of 598
Nevada Licensing Authority - ..ANSWER...✓✓ Nevada State
Contractors Board (NSCB).
Purpose of Contractor License - ..ANSWER...✓✓ Protect the
public by ensuring contractor competency and accountability.
Journeyman Requirement - ..ANSWER...✓✓ C-1D requires 4
years of journeyman-level experience.
Experience Verification - ..ANSWER...✓✓ Experience must be
verified by employers, W-2s, or tax records.
Business & Law Exam - ..ANSWER...✓✓ Required exam
covering contracts, liens, safety, and labor laws.
,Page 3 of 598
Trade Exam - ..ANSWER...✓✓ Covers plumbing codes,
materials, installation, and safety.
Uniform Plumbing Code (UPC) - ..ANSWER...✓✓ Primary
plumbing code used in Nevada.
Backflow - ..ANSWER...✓✓ Reverse flow of water that can
contaminate potable supply.
Air Gap - ..ANSWER...✓✓ Physical separation preventing
backflow.
, Page 4 of 598
Trap - ..ANSWER...✓✓ U-shaped fitting that prevents sewer
gases from entering buildings.
Trap Seal - ..ANSWER...✓✓ Water barrier in trap, minimum 2
inches.
Vent System - ..ANSWER...✓✓ Allows air into drainage system
to maintain pressure.
Fixture Unit - ..ANSWER...✓✓ Measurement of load on
plumbing system.
Pipe Materials - ..ANSWER...✓✓ Copper, PEX, PVC, ABS, Cast
Iron.
C41 FIRE PROTECTION CONTRACTOR
ACTUAL EXAM 200 QUESTIONSWITH
VERIFIED ANSWERS .FREE PDF
C-1D License Definition - ..ANSWER...✓✓ Nevada C-1D is the
plumbing contractor classification allowing installation, alteration,
and repair of plumbing systems.
Plumbing Scope - ..ANSWER...✓✓ Includes water supply,
drainage, waste, vent, gas piping, and fixtures.
Excluded Work - ..ANSWER...✓✓ Does not include HVAC or
electrical work unless specifically licensed.
,Page 2 of 598
Nevada Licensing Authority - ..ANSWER...✓✓ Nevada State
Contractors Board (NSCB).
Purpose of Contractor License - ..ANSWER...✓✓ Protect the
public by ensuring contractor competency and accountability.
Journeyman Requirement - ..ANSWER...✓✓ C-1D requires 4
years of journeyman-level experience.
Experience Verification - ..ANSWER...✓✓ Experience must be
verified by employers, W-2s, or tax records.
Business & Law Exam - ..ANSWER...✓✓ Required exam
covering contracts, liens, safety, and labor laws.
,Page 3 of 598
Trade Exam - ..ANSWER...✓✓ Covers plumbing codes,
materials, installation, and safety.
Uniform Plumbing Code (UPC) - ..ANSWER...✓✓ Primary
plumbing code used in Nevada.
Backflow - ..ANSWER...✓✓ Reverse flow of water that can
contaminate potable supply.
Air Gap - ..ANSWER...✓✓ Physical separation preventing
backflow.
, Page 4 of 598
Trap - ..ANSWER...✓✓ U-shaped fitting that prevents sewer
gases from entering buildings.
Trap Seal - ..ANSWER...✓✓ Water barrier in trap, minimum 2
inches.
Vent System - ..ANSWER...✓✓ Allows air into drainage system
to maintain pressure.
Fixture Unit - ..ANSWER...✓✓ Measurement of load on
plumbing system.
Pipe Materials - ..ANSWER...✓✓ Copper, PEX, PVC, ABS, Cast
Iron.
