HVAC and Plumbing Technology Review
Questions
Course Introduction
This course provides a comprehensive introduction to the principles and practices of Heating, Ventilation, Air Conditioning (HVAC), and Plumbing Technology. Students will explore the fundamental concepts of thermal dynamics, refrigeration cycles, air distribution, heating systems, and ventilation techniques as they apply to residential, commercial, and industrial buildings. The plumbing component covers water supply, drainage systems, pipe materials, fittings, and codes relevant to modern building standards. Emphasis is placed on system design, energy efficiency, troubleshooting, maintenance, and safety considerations. The course combines theoretical knowledge with practical application, preparing students for careers in HVAC and plumbing installation, service, and maintenance.
Recommended Textbook
Residential Construction Academy Plumbing 2nd Edition by Michael A Joyce
Available Study Resources on Quizplus 17 Chapters
495 Verified Questions
495 Flashcards
Source URL: https://quizplus.com/study-set/1302 Page 2
Chapter 1: Plumbers Toolbox
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29 Verified Questions
29 Flashcards
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Sample Questions
Q1) Why is it important to make a square pipe cut?
Answer: An uneven cut can cause a joint to leak.
Q2) A ____________________ flares the end of soft copper tubing,creating a 45-degree angle to mate with a compatible brass flared fitting.
Answer: flaring tool
Q3) A level has tubes known as cylinders that are partially filled with colored liquid leaving a trapped air bubble for use in reading desired results
A)True
B)False
Answer: False
Q4) What is the purpose of the inside pipe cutter?
Answer: To cut plastic pipe in a difficult location.
Q5) What are the two primary methods to connect PEX pipe and fittings?
Answer: Pipe and fittings joined with a crimping ring and using expanding tools inserted into the pipe end.
Q6) The 10" angled jaw-type pliers are widely used and offer an adjustment feature beneficial in the closed position and open up to use up to _____".
Answer: 2
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Chapter 2: Power Tools
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31 Flashcards
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Sample Questions
Q1) If any power tool is exposed to wet conditions,it should be inspected by proper authorities or service personnel before placing it back in service.
A)True
B)False
Answer: True
Q2) ____________________ bits are the most common drill bit in new residential plumbing installations and are specifically designed for drilling wood products. Answer: Power bore
Q3) The maximum operating speed of a grinding wheel must be compatible with the grinder being operated.
A)True
B)False
Answer: True
Q4) Three common drills used by plumbers to drill wood products are the ____________________,the ____________________ and the ____________________.
Answer: pistol,right angle,hole hawg
Q5) What is the purpose of a hammer drill?
Answer: Drilling into or through concrete.
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Chapter 3: Types of Pipe
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31 Verified Questions
31 Flashcards
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Sample Questions
Q1) Plastic pipe used for DWV installations is manufactured using IPS,and the ____________________ diameter varies based on the wall thickness.
Answer: inside
Q2) Black steel pipe and _______________________________ are used for gas piping systems.
Answer: corrugated stainless steel tubing (CSST)
Q3) Steel piping materials are manufactured with tolerances having the same ____________________ diameter for each particular pipe size,and that sizing system is known as iron pipe size (IPS).
Answer: outside
Q4) All PVC used for residential application has a maximum temperature rating of _____° Fahrenheit (F).
Answer: 140
Q5) In plumbing,pipe is ordered based on its ____________________ diameter. Answer: nominal
Q6) Flexible rolls of tubing for installing water distribution systems are typically sold in __________ lengths.
Answer: 100'-0"
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Chapter 4: Fittings
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32 Verified Questions
32 Flashcards
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Sample Questions
Q1) Inserting a fitting reducer into a coupling will not create a reducing coupling,but instead is not recommended.
A)True
B)False
Q2) Two ______° fittings can be joined to create a 45° offset.
Q3) How are pipe fittings classified?
Q4) A ___________________ can be installed with the branch and run in the horizontal and vertical positions for drainage applications.
Q5) The flange that connects a toilet to the drainage system is called a ____________________.
Q6) What is a Tee?
Q7) Why are entire galvanized distribution systems no longer installed?
Q8) The smallest size of cast iron pipe fitting is 1". A)True
B)False
Q9) Many gas codes allow for the use of bushings. A)True B)False
6
Q10) What is the purpose of a coupling?
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Chapter 5: Valves and Devices
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24 Verified Questions
24 Flashcards
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Sample Questions
Q1) A _______________ valve utilizes a metal gate (disc)that slides vertically to open and close the valve.
Q2) What is the purpose of a Stop and Waste valve?
Q3) The most common classifications of residential valves and devices are _____ and _____ pounds per square inch.
Q4) A _______________ is a valve design that utilizes a rubber washer to stop the flow of water and is a directional flow isolation valve.
Q5) All valves and devices can be installed in any position. A)True
B)False
Q6) What is the purpose of a hose bibb?
Q7) All hose bibbs are protected with a backflow device. A)True B)False
Q8) What is a ball valve?
Q9) The _____ of the piping system is a factor in determining the possible volume of water that can be supplied by a particular pipe size.
Q10) What is the purpose of pipe insulation?
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Chapter 6: Fixtures
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30 Verified Questions
30 Flashcards
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Sample Questions
Q1) The most common safety pan is a __________ liner material that is typically sold in 4'-0" and 6'-0" widths and in custom lengths.
Q2) Personal hygiene fixture.
A)Bathtub
B)Toilet
C)Kitchen Sink
D)Lavatory Sink
E)Laundry Sink
F)Bidet
G)Shower
Q3) The "overflow" of a tub is used to determine the actual height of the fixture from the floor.
A)True
B)False
Q4) The water piping terminations of a rough-in that are piped outward from a wall or upward from a floor are known as a ____________________.
Q5) A corner shower design is often referred to as a ____________________ shower.
Q6) What is one benefit of installing an elongated toilet bowl as opposed to the traditional round-style bowl?
Page 8
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Chapter 7: Faucets and Drain Assemblies
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22 Verified Questions
22 Flashcards
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Sample Questions
Q1) _______________ refers to items that have chrome or other finishes.
Q2) An ____________________ is a flange installed around a pipe to conceal pipe penetrations through a wall,floor,or ceiling.
Q3) Most codes dictate that a vacuum breaker must be installed when a handheld shower is installed if the handheld could be submerged in water.
A)True
B)False
Q4) Most pull-out spout kitchen sink faucets are not manufactured with an integral check valve to eliminate backflow.
A)True
B)False
Q5) ____________________ faucets are installed for large-capacity tubs,such as a garden (roman)tub or whirlpool.
Q6) _____________________ are available in 0.5 gallon per minute (gpm)style to adhere to water conservation objectives.
Q7) Most codes dictate that the largest size foreign object that can enter a drainage system be _____" in diameter.
Q8) A typical sink faucet is either a __________- or __________-handle design
Page 9
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Chapter 8: Plumbing Equipment and Appliances
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39 Verified Questions
39 Flashcards
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Sample Questions
Q1) Electric water heaters are more common than gas water heaters because they can be installed in any location within a home.
A)True
B)False
Q2) What are the two types of gas used to heat water?
Q3) Heats water in a solar water heating system,also called a panel.
A)Burner
B)Collector
C)Instantaneous
D)Thermocouple
E)Tankless
F)Flue
G)High limit
H)Anode rod
I)Pilot
J)Element
K)Terminal
L)Thermostat
Q4) A standard residential electric water heater is classified as a _____-volt,_____-watt,non-simultaneous water heater.
10
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Chapter 9: Blueprint Reading and Drafting
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Sample Questions
Q1) Symbols are used to indicate the actual fixture to be installed.
A)True
B)False
Q2) The location and direction of floor joists are indicated on a blueprint known as a ____________________.
Q3) A view of a design from the side,usually a detailed view also known as a side view.
A)Joist
B)Side view
C)Stud
D)Branch
E)Drawings
F)Plan view
G)Sketch
H)Isometric view
I)Section view
J)Load-bearing
Q4) What are the two types of triangles used in drafting?
Q5) If a line that represents a pipe is connected to a circle,that symbol indicates the __________ is facing toward you.
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Chapter 10: Material Organization and Layout
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26 Verified Questions
26 Flashcards
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Sample Questions
Q1) Most residential materials are _______________ with the exception of pieces of equipment such as water heaters and certain types of bathtubs.
Q2) Drilling and _______________ codes must be addressed during an aboveground layout process.
Q3) The MSDS lists the dangers of a hazardous material and the recommended medical treatment in case of exposure.
A)True
B)False
Q4) Horizontal board used for structural integrity.
A)Branch
B)Load-bearing
C)Stud
D)Slab
E)Framing
F)Joist
G)Procurement
H)Framer
I)Trench
Q5) List five methods for organizing plumbing materials.
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Chapter 11: Water Service Installation
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30 Verified Questions
30 Flashcards
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Sample Questions
Q1) A ___________ book lists approved material for water service and sewer piping installed in the same trench.
Q2) The process of compressing loose soil placed back in a trench,also known as tamping.
A)Aquifers
B)Filter
C)Trench
D)Brackish
E)Compacting
F)Backfill
G)Purification
H)Branch
I)Water distribution system
J)Water service
Q3) The purity of the water,regardless of the source,is typically inspected by ______________________________ and regulated in each state or county.
Q4) What is the most common source of water for private water systems?
Q5) Ground water is typically cleaner than _______________ water because it is filtered as it percolates through the soil.
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Chapter 12: Water Distribution Installation
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35 Flashcards
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Sample Questions
Q1) Welding process used without flux to weld copper tube;also known as silver soldering.
A)Torch
B)Solder
C)Flux
D)Silver solder
E)Partition
F)Stud
G)Framing
H)Soldering
I)Joint
J)Brazing
K)Joist
Q2) PVC is rated to distribute water above 140 degrees and can therefore be used inside a home.
A)True
B)False
Q3) The layout of a water distribution system is not always the same.
A)True
B)False
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Chapter 13: Drainage,waste,and Vent Segments and Sizing
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30 Verified Questions
30 Flashcards
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Sample Questions
Q1) Special vent similar to a circuit vent,except it terminates connecting to a stack vent instead of a vent stack;only used on a top floor or at the highest branch interval.
A)Loop Vent
B)Stack Vent
C)Septic tank
D)Trap Distance
E)Soil Stack
F)Common Vent
G)Drainage Fixture Unit
H)Perc test
I)Effluent
J)Stack
K)Relief Vent
Q2) List the major components of a domestic water vent.
Q3) Most codes allow a 2" fixture drain to be served by a 1-1/2" removable slip joint.
A)True
B)False
Q4) What are the two legal methods of waste termination?
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Page 15
Chapter 14: Drainage,waste,and Vent Installation
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27 Verified Questions
27 Flashcards
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Sample Questions
Q1) Exterior walls that have a _____" waste stack may have to be constructed with 2"×6" wall studs instead of 2"×4" wall studs to accommodate the 3" pipe and fittings.
Q2) The height at which a vent pipe terminates above a roof varies based on local code.
A)True
B)False
Q3) A testing accessory that is injected with air after being inserted into a drainage pipe to allow the system to be filled with water.
A)Fixture group
B)Test plug
C)Test ball
D)Bicycle pump
E)Waste arm
F)Half bathroom
G)Rough
H)Test cap
Q4) The slope of a waste arm (horizontal fixture drain)is based on
Q5) What is the most common size trap installed for a lavatory?
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Chapter 15: Fixture and Equipment Installation
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Sample Questions
Q1) Also called a toilet flange;installed to connect a toilet to the drainage system.
A)Escutcheon
B)Wax seal
C)Compression
D)Trap adapter
E)Tubular
F)Closet bolts
G)Closet flange
H)Continuous waste
Q2) When installing a stop that is soldered onto copper,the ____________________ and ____________________ is typically removed so the rubber washer is not damaged.
Q3) The drain from a dishwasher typically connects to the drain from a ____________________.
Q4) A toilet is installed onto a _______________ flange with a _______________ seal and a set of _______________ bolts.
Q5) A ____________________ is installed to connect the stub-out pipe to the p-trap outlet.
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Chapter 16: Plumbing Repairs and Troubleshooting
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27 Flashcards
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Sample Questions
Q1) A gas water heater must be filled with water _______________ igniting the gas supply to a gas water heater.
Q2) Refer to manufacturer information to assist in repair diagnosis.
A)True
B)False
Q3) A measure of electromotive force (EMF);often described as electrical pressure.
A)Heating element
B)Volt
C)Circuit
D)Circuit breaker
E)High limit
F)Watts
G)Foot valve
H)Ohm
Q4) Most circuit breakers serving a residential non-simultaneous water heater have minimum rating of _____ amps.
Q5) After reconnecting a gas piping system,a _________________________ test must be performed before igniting any burners.
Q6) What are two methods for checking the toilet tank flapper for a leak?
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Chapter 17: Hydronic Heat
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25 Flashcards
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Sample Questions
Q1) Water flow rate for a hydronic heating system is measured in ____.
A) gallons per minute
B) gallons per hour
C) gallons per second
D) ounces per minute
Q2) The majority of radiant heating piping systems are located in the ____.
A) ceiling
B) walls
C) floors
D) all of the above
Q3) At what pressure do most residential relief valves open?
A) 20
B) 30
C) 40
D) 50
Q4) A circulator pump should always be installed so that the water is pumped away from the expansion tank.
A)True
B)False
Q5) What is another name for a flow control valve?
Page 19
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