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Plumbing > Ch 2 - Practice Exam > Flashcards

Ch 2 - Practice Exam Flashcards

1
Q

A room equipped with a shower or bathtub is a __
A. Toilet room
B. Bathroom
C. Shower room
D. Washroom

A

B. bathroom

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2
Q

Fixture connections that require the removal of an access panel for servicing are considered____
A. Accessible
B. Readily accessible
C. Not accessible
D. Exposed

A

A. Accessible

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3
Q

That part of the lowest piping of a drainage system that receives the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2 feet outside the building wall is a ___
A. Building drain
B. Building sewer
C. Waste pipe
D. Soil stack

A

A. building drain

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4
Q

A vertical vent that is a continuation of the drain to which it connects is a ___
A. Circuit vent
B. Relief vent
C. Continuous vent
D. Branch vent

A

C. continuous vent

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5
Q

A horizontal drain that is sized to provide free movement of air above the flow line of the drain is called a ____
A. Continuous waste system
B. Durham waste and vent system
C. Combination waste and vent system
D. Solvent waste and vent system

A

C. combination waste and vent system

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6
Q

The length along the centerline of the pipe and fittings is the ___
A. Diagonal length
B. Diameter length
C. Circumference length
D. Developed length

A

D. Developed length

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7
Q

A device integrated within an air accumulator vessel that is designed to discharge a predetermined quantity of water to fixtures for flushing purposes is a (an) _____
A. Expansion tank
B. Surge tank
C. Flushometer tank
D. Day tank

A

C. Flushometer tank

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8
Q

The combination of fittings that may be used to make an offset and is considered a vertical pipe are ___
A. 1-90 degree and 1-45 degree
B. 2-90 degree and 1-45 degree
C. 1-45 degree and 1-60 degree
D. 1-45 degree and 1-45 degree

A

D. 1-45 degree and 1-45 degree

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9
Q

Water that is satisfactory for drinking, culinary and domestic purposes and that meets the requirements of the Authority Having Jurisdiction is referred to by this code as ___
A. Potable water
B. Industrial water
C. Soft water
D. Hard water

A

A. Potable water

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10
Q

By code definition, a stack is always____
A. Straight
B. Horizontal
C. Vertical
D. Exposed

A

C. Vertical

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11
Q

A pipe that makes an angle of not more than 45 degrees with the cervical is considered ___
A. Vertical
B. Horizontal
C. Crooked pipe
D. Diagonal pipe

A

A. Vertical

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12
Q

The vertical depth of a trap seal is measured from ____
A. The crown weir to the top of the dip of the trap
B. The inlet of the trap to the bottom of the trap
C. The outlet of the trap to the bottom of the trap
D. The inlet of the trap to the outlet of the trap

A

A. The crown weir to the top of the dip of the trap

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13
Q
A

D. Trap arm

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14
Q
A

D. Private sewage + disposal system

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15
Q
A

B. Yoke vent

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16
Q
A

D. Sump

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17
Q
A

C. Indirect waste pipe

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18
Q
A

B. Grade of pipe

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19
Q
A

B. Critical level marking

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20
Q
A

A. Airgap

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21
Q
A

C. Horizontal branch

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22
Q
A

B. Wet vent

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23
Q

A mixing valve that senses outlet temperature and compensates for fluctuations in incoming hot or cold water temperature is a ____
A. Thermostatic (temperature control) valve
B. Combination thermostatic/pressure-balancing valve
C. Pressure-balancing valve
D. None of the above

A

A. Thermostatic (temperature control) valve

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24
Q

True or False:
The restroom facilities in a private day care center are classified as public use.

A

True

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25
Q

True or False:
The discharge from clinical sinks and conveyed to the building drain is defined as a waste pipe.

A

False

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26
Q

A combination building sewer is a ____
A. Combination of all sewer and drainage piping from inside and outside of a building
B. Building sewer that conveys industrial waste and domestic sewage
C. Building sewer that conveys both sewage and storm water
D. Building drains that convey waste and storm water

A

C. Building sewer that conveys both sewage and storm water

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27
Q

PEX is defined as ____
A. Polyethylene
B. Cross-linked polyethylene
C. Polybutylene X
D. None of the above

A

B. Cross-linked polyethylene

28
Q

The lowest portion of the inside of a horizontal pipe is called the ____
A. Bottom
B. Flat vent
C. Invert
D. Invert mass

A

C. Invert

29
Q

The part of the horizontal piping of a drainage system that begins____ feet downstream from the last mobile home site and conveys it to a public sewer is called a mobile home park sewer.
A. 2
B. 3
C. 3-1/2
D. 5

A

A. 2

30
Q

The part of the horizontal piping of a drainage system that begins____ feet downstream from the last mobile home site and conveys it to a public sewer is called a mobile home park sewer.
A. 2
B. 3
C. 3-1/2
D. 5

A

A. 2

31
Q

True or False:
A device and system of piping that maintains a water seal in a remote trap is called a trap primer.

A

True

32
Q

True or False:
Static pressure is pressure existing without any flow

A

True

33
Q

True or False:
A permanently installed mechanical device, other than an ejector, for removing sewage or liquid waste from a sump is called a sewage pump.

A

True

34
Q

A standard that is in extensive compilation of provisions, covering broad subject matter is a definition for ____
A. Standards
B. Listed
C. Legal document
D. Code

A

D. Code

35
Q

The principal artery of the venting system to which branches may be connected is called the ___
A. Branch Vent
B. Vertical Vent
C. Vent
D. Main Vent

A

D. Main Vent

36
Q

A joint obtained by the joining of metal parts with metallic mixtures or alloys that melt at a temperature up to and including 840• F is a __
A. Soldered Joint
B. Brazed Joint
C. Metallic Joint
D. Flared Joint

A

A. Soldered Joint

37
Q

The organization, office, or individual responsible for enforcing the requirements of a code or standard is the ____
A. Administrative Authority
B. Building Department
C. Plumbing inspector or department
D. Authority Having Jurisdiction

A

D. Authority Having Jurisdiction

38
Q

The portion of the drainage system that does not drain by gravity into the building sewer is known as a ___
A. Building supply
B. Building subdrain
C. Sewer ejector
D. Storm sewer

A

B. Building subdrain

39
Q

A pipe inside a building that conveys storm water from the roof to a storm drain, combined building sewer, or other approved point of disposal is called a(an) ___
A. Conductor
B. Building storm drain
C. Adductor
D. Rain leader

A

A. Conductor

40
Q

An outlet on a boiler to permit emptying or discharging of sediment is called a(an)___
A. Relief valve
B. Atmospheric check valve
C. Aspirator
D. Boiler blowoff

A

D. Boiler blowoff

41
Q

A decide designed to provide protection against hydraulic shock in the building water supply system is called a (an)___
A. Back flow preventer
B. Air chamber
C. Flushometer valve
D. Water hammer arrestor

A

D. Water hammer arrestor

42
Q

A device installed in a drainage system to prevent reverse flow is a ____
A. Sewage ejector
B. Check valve
C. Backwater valve
D. Backflow preventor

A

C. Backwater valve

43
Q

Any pressure less than that exerted by the atmosphere is a (an) ____
A. Vacuum
B. Negative pressure
C. Atmospheric pressure
D. Positive pressure

A

A. Vacuum

44
Q

A document, the main text of which contains only mandatory provisions using the word “shall” to indicate requirements, is best described as a ____
A. Legal document
B. Code
C. Law
D. Standard

A

D. Standard

45
Q

T or F: Unsanitary and insanitary share the same meaning

A

True

46
Q

When a backflow prevention device does not bear a critical level marking, the part of the device that shall constitute the critical level is the ____
A. Top
B. Bottom
C. Center
D. Outlet invert

A

B. Bottom

47
Q

A water heater is by definition an appliance for ____
A. Hearing hit water to a maximum of 210•F
B. Supplying hot water for domestic and commercial purposes
C. Heating hot water and equipped with a draft hood
D. Supplying hot water to a maximum of 190•F

A

B. Supplying hot water for domestic and commercial purposes

48
Q

The pipe or duct that connects a fuel-gas-burning water heater to a vent or chimney is a ___
A. Flue collar
B. Vent connector
C. Collar connector
D. Chimney collar connector

A

A. Flue collar

49
Q

A water heater that is constructed and installed so that all air for combustion is derived directly from the outside atmosphere and all flue gases are discharged to the outside atmosphere is a ___
A. Direct-vent appliance
B. Gravity-vent appliance
C. Forced-draft vent appliance
D. Induced vent appliance

A

A. Direct-vent appliance

50
Q

Type B vent is used for venting a listed or approved appliance equipped to burn ___
A. Only gas
B. Only oil
C. Gas or oil
D. Solid or fuel

A

A. Only gas

51
Q

The piping and equipment between the street gas main and the gas piping system inlet, which is installed by and is under the control and maintenance or the serving gas supplier, is listed in the code as ____
A. Gas piping
B. Service piping
C. Gas fitting
D. Yard piping

A

B. Service piping

52
Q

Grounding electrodes are devices that establish an electrical connection to the __
A. Earth
B. Cold water piping
C. Building structural steel
D. Building electrical wiring

A

A. Earth

53
Q

The removal of nitrogen from a system with the medical gas required for that system is referred to as ____
A. Flow purge
B. System purge
C. Flow test
D. System test

A

B. System purge

54
Q

SCFM means ____
A. Standard criteria for medicine
B. Standard criteria for medical gas
C. Standard cubic feet per minute
D. Standard cubic feet per meter

A

C. Standard cubic feet per minute

55
Q

A valve that controls the gas or vacuum service to a particular area is a (an) ___
A. Zone valve
B. Branch valve
C. Area valve
D. Isolation valve

A

A. Zone valve

56
Q
A

B. Building supply

57
Q
A

B. Horizontal piping extending from a riser to a station outlet or inlet

58
Q
A

C. 325•F

59
Q
A

D. All of the above

60
Q
A

B. Tertiary treated nonpotable water

61
Q
A

B. Vent connector

62
Q
A

C. Flush valve

63
Q
A

C. Toilets

64
Q
A

A. Airbreak

65
Q
A

A. Vertical

66
Q
A

D. Water piping

Plumbing (6 decks)

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