UPC Exam Practice Questions

Question 1

For the construction of drainage and plumbing systems all devices fixtures or materials used or entering must:

Answer 1

Comply with approved applicable standards

Pipe, pipe fittings, traps, fixtures, material, and devices used in a plumbing system shall be listed (third-party certified) by a listing agency (accredited conformity assessment body) as complying with the approved applicable recognized standards referenced in this code and shall be free from defects.

Unless otherwise provided for in this code, materials, fixtures, or devices used or entering into the construction of plumbing systems, or parts thereof shall be submitted to the Authority Having Jurisdiction for approval prior to being installed.

2024 UPC - 301.2 Minimum Standards

Question 2

Fill in the blank:

All pipe pipe fittings traps fixtures material and devices used in a plumbing system shall be _____ _____ as required by applicable referenced standards and a listing agency.

Answer 2

Indelibly Marked

Each length of pipe and each pipe fitting, trap, fixture, material, and device used in a plumbing system shall have cast, stamped, or indelibly marked on it any markings required by the applicable referenced standards and listing agency, and the manufacturer’s mark or name which shall readily identify the manufacturer to the end use of the product.

Where required by the approved standard that applies, the product shall be marked with the weight and the quality of the product.

Materials and devices used or entering into the construction of plumbing and drainage systems, or parts thereof, shall be marked and identified in a manner satisfactory to the Authority Having Jurisdiction. Such markings shall be done by the manufacturer. Field markings shall not be acceptable.

2024 UPC - 301.2.1 Marking

Question 3

What kind of building requires a connection to the public sewer or a private sewage disposal system?

Answer 3

Buildings with plumbing fixtures

Plumbing fixtures, drains, appurtenances, and appliances used to receive or discharge liquid wastes or sewage shall be connected properly to the drainage system of the building or premises, in accordance with the requirements of this code.

The drainage system of each new building and of new work installed in an existing building shall be separate and independent from that of any other building, and where available, every building shall have an independent connection with a public or private sewer.

2024 UPC 311.0 Independent Systems
2024 UPC - 311.1 General

Question 4

Fill in the blank:

Water heaters may be installed in a garage provided all burners and burner-ignition devices are at least _________ above the floor.

Answer 4

18 inches

Appliances in residential garages and in adjacent spaces that open to the garage and are not part of the living space of a dwelling unit shall be installed so that all heating elements, switches, burners, and burner-ignition devices are located not less than 18 inches (457 mm) above the floor.

2024 UPC - 507.13 Installation in Residential Garages

Question 5

Fill in the blank:

Attic and underfloor water heater locations shall be provided with an _____ _____ at or near the water heater.

Answer 5

Electric outlet

A permanent 120 V receptacle outlet and a luminaire shall be installed near the appliance. The switch controlling the luminaire shall be located at the entrance to the passageway. [NFPA 54:9.5.3] (NFPA 54: National Fuel Gas Code)

2024 UPC - 508.4.4 Lighting and Convenience Outlet

Question 6

True or False:

Water distribution pipe and building supply water pipe and fittings can be made of copper alloy.

Answer 6

TRUE

Pipe, tube, fittings, solvent cement, thread sealants, solders, and flux used in potable water systems intended to supply drinking water shall comply with NSF/ANSI/CAN 61.

Where pipe fittings and valves are made from copper alloys containing more than 15 percent zinc by weight and are used in plastic piping systems, they shall be resistant to dezincification and stress corrosion cracking, in compliance with NSF/ANSI 14.

Materials used in the water supply system, except valves and similar devices, shall be of a like material, except where otherwise approved by the Authority Having Jurisdiction. Materials for building water piping and building supply piping shall comply with the applicable standards referenced in Table 604.1.

2024 UPC - 604.1 Pipe, Tube, and Fittings.
2024 UPC - Table 604.1 Materials for Building Supply and Water Distribution
Piping and Fittings (page 103)