Punkd12 Problem S-3
Sample problem from plumbing
- 1.
That part of the lowest piping of a drainage system that recieves the discharge from soil, waste, and other drainage pipes inside the walls of the building and conveys it to a point 2 ft. outside the building wall is a ___
- A.
Building drain
- B.
Building sewer
- C.
Waste pipe
- D.
Soil stack
Correct Answer
A. Building drain -
- 2.
Fixture connections that require the removal of an access panel for servicing are considered ____.
- A.
Accessible
- B.
Readily accessible
- C.
Not accessible
- D.
Exposed
Correct Answer
A. Accessible -
- 3.
A room equipped with a shower or bathtub is a ___.
- A.
Toilet room
- B.
Bathroom
- C.
Shower room
- D.
Washroom
Correct Answer
B. Bathroom -
- 4.
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
Correct Answer
C. Continuous vent -
- 5.
A horizntal 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
Correct Answer
C. Combination waste and vent system -
- 6.
The length along the centerline of the pipe and fittings is the ___
- A.
Diagonal length
- B.
Diameter length
- C.
Circumferential length
- D.
Developed length
Correct Answer
D. Developed length -
- 7.
A device integrated within an air accumulator vessel that is desgned 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
Correct Answer
C. Flushometer tank -
- 8.
What do you call the main water pipe which delivers potable water to a building.
- A.
Water connector
- B.
Water service
- C.
Water supply
- D.
Water distributor
Correct Answer
B. Water service -
- 9.
For a discharge capacity in the excreta drainage system of 1.0 to 1.89 per second, what is its assigned equivalent fixture unit when there is an intermittent flow in the system?
- A.
3
- B.
2
- C.
4
- D.
6
Correct Answer
C. 4 -
- 10.
What type of valve in a water system combines to protect agaainst excessive temperature and pressure build-ups?
- A.
Temperature and pressure relief valve
- B.
Stop valve
- C.
Tempering valve
- D.
Temperature relief valve
Correct Answer
A. Temperature and pressure relief valve -
- 11.
What interior pipes are used to convey storm water from a roof drain to appoint of disposal?
- A.
Leaders
- B.
Conductors
- C.
Wet stacks
- D.
Stacks
Correct Answer
B. Conductors -
- 12.
What delivers water under pressure?
- A.
Ejector
- B.
Sump pump
- C.
Pressure controller
- D.
Centrifugal pump
Correct Answer
D. Centrifugal pump -
- 13.
What type of sewage has not recieved any treatment?
- A.
Crude
- B.
Oxidized
- C.
Clarified
- D.
Carbonized
Correct Answer
A. Crude -
- 14.
Valve up to and including 51 mm in size should be made of what materials?
- A.
Galvanized iron
- B.
Cast iron
- C.
Brass
- D.
Copper
Correct Answer
C. Brass -
- 15.
What do you call a pipe with a adjacent reverse bends and shaped like the letter "S"?
- A.
Double bend
- B.
Double hub
- C.
Increaser
- D.
Sanitary cross
Correct Answer
A. Double bend -
- 16.
What type of valve that will be used for all the outlets in a stand pipe
- A.
Ball
- B.
Check
- C.
Gate
- D.
Globe
Correct Answer
C. Gate -
- 17.
What do you call the downward fall of a pipe?
- A.
Grade
- B.
Inclined
- C.
Slope
- D.
Slant
Correct Answer
A. Grade -
- 18.
From where can liquid waste be disposed off directly into the ground?
- A.
Chemical laboratory
- B.
Church sacaruim
- C.
Toilet
- D.
Restaurant sink
Correct Answer
B. Church sacaruim -
- 19.
Which of the following does NOT belong to sump pump system?
- A.
Sump pit
- B.
Sump pump
- C.
Discharge piping
- D.
Hinged covers
Correct Answer
D. Hinged covers -
- 20.
What do you call a hemp or old hemp rope soaked in oil or tar to make it waterproof?
- A.
Sisal
- B.
Manila
- C.
Abaca
- D.
Oakum
Correct Answer
D. Oakum -
- 21.
When was NAMPAP registered with the Securities and Exchage Commission?
- A.
1925
- B.
1942
- C.
1937
- D.
1935
Correct Answer
D. 1935 -
- 22.
What tank is integral with water closet, urinal, or similar fixtures for flushing or removing excrements in the fixture?
- A.
Flush
- B.
Septic
- C.
Drain
- D.
Cistern
Correct Answer
A. Flush -
- 23.
How many equvalent water supply fixture unit has the flush tank type of water closet that is for private use?
- A.
4
- B.
2
- C.
3
- D.
5
Correct Answer
C. 3 -
- 24.
How many pipes that discharge into a drainage system but which are not connected directly to the drainage system clasiffied?
- A.
Complex wastes
- B.
Indirect wastes
- C.
Special wastes
- D.
Direct wastes
Correct Answer
B. Indirect wastes -
- 25.
How do you call an auxillary vent which provides additional circulation of air in or between a drainage system classified?
- A.
Common vent
- B.
Relief vent
- C.
Island vent
- D.
Branch vent
Correct Answer
B. Relief vent -
- 26.
What tube is made of plastic material and colored black whose cross-sectional shape is normally oval and is denoted by its outside diameter and is normally used as water service connection from the main to the meter.
- A.
ABS pipe
- B.
Polyethylene pipe
- C.
UPVC pipe
- D.
Polybutylene pipe
Correct Answer
D. Polybutylene pipe -
- 27.
What is the process by which suspended matter in sewage subsidies and is deposited by gravity?
- A.
Clarification
- B.
Filtration
- C.
Dilution
- D.
Sedimentation
Correct Answer
D. Sedimentation -
- 28.
What is a group vent pipe?
- A.
Circuit vent
- B.
Drain
- C.
Continuous vent
- D.
Cross connection
Correct Answer
A. Circuit vent -
- 29.
When a trench is backfilled, at what intervals must the fill material be compacted?
- A.
Every 4 inches
- B.
Every 12 inches
- C.
Every 6 inches
- D.
Every 8 inches
Correct Answer
C. Every 6 inches -
- 30.
If the potable water supply is being connected to a non-potable water source, with what reduced pressure device should connections be made?
- A.
Back flow preventer
- B.
Air gap
- C.
Vacuum breaker
- D.
Double check valves
Correct Answer
A. Back flow preventer -
- 31.
What do you call a combination of elbows or bends which brings one section of pipe out of line but into a line parallel with the other section of the pipe?
- A.
Offset
- B.
Crown vent
- C.
Drainage turn
- D.
Picth
Correct Answer
A. Offset -
- 32.
What pipe conveys potable water from a building supply to a plumbing fixture?
- A.
Water Distribution
- B.
Water riser
- C.
Water line
- D.
Water stack
Correct Answer
A. Water Distribution -
- 33.
If ever it is impractical to install the horizontal drainage piping following the required minimum slope due to some reasonable constraints, what is the least required slope that is allowed?
- A.
0.5%
- B.
1.5%
- C.
2.0%
- D.
1.0%
Correct Answer
D. 1.0% -
- 34.
What do you call a receptacle installed to collect and drain store water from an open area?
- A.
Combination Sewer
- B.
Split drain
- C.
Area drain
- D.
Floor drain
Correct Answer
C. Area drain -
- 35.
What is the least diameter (in mm) of building water service pipe that is allowed by the plumbing Code?
- A.
19
- B.
12.5
- C.
10
- D.
25
Correct Answer
A. 19 -
- 36.
What device is often used to connect an appliance to a gas source?
- A.
Flexible connector
- B.
Iron pipes
- C.
PVC pipe
- D.
Gas hose
Correct Answer
A. Flexible connector -
- 37.
What is the minimum number of water closet for 16 to 35 permanent female emplyees in assembly places such as the theaters, auditoruims and convention halls?
- A.
2
- B.
4
- C.
5
- D.
3
Correct Answer
D. 3 -
- 38.
What valve of faucet closes automatically when released manually?
- A.
Timed shut-off
- B.
Slope valve
- C.
Supply valve
- D.
Quick closing valve
Correct Answer
D. Quick closing valve -
- 39.
What is the process whereby steel and iron pipes rust?
- A.
Decay
- B.
Deoxidation
- C.
Ferrule
- D.
Tuberculation
Correct Answer
D. Tuberculation -
- 40.
When plastic pipe is joined with cast-iron pipe, which of the following types of joints is acceptable?
- A.
Caulked
- B.
Solvent weld
- C.
Threaded
- D.
Mechanical
Correct Answer
D. Mechanical -
- 41.
Which of the following is required in the installation of a storm drainage system?
- A.
90 degrees bends
- B.
45 degrees bends
- C.
Blind plugs
- D.
Cleanouts
Correct Answer
D. Cleanouts -
- 42.
In water supply and distribution, what type of fillway valve should be used to control or more openings?
- A.
Ball valve
- B.
Butterfly valve
- C.
Globe valve
- D.
Gate valve
Correct Answer
D. Gate valve -
- 43.
Which of the following types of traps allowed?
- A.
Traps which depend upon moving parts to maintain a seal
- B.
P-traps
- C.
Crown-vented trap
- D.
Bell traps
Correct Answer
B. P-traps -
- 44.
What is that portion of rainfall or other precipitation which runs off over the surface of the ground called?
- A.
Surface water
- B.
Rain water
- C.
Run-off water
- D.
Ground water
Correct Answer
A. Surface water -
- 45.
What screened vent shall be used to vent the covers of gravity storage tank of potable water supply?
- A.
Return-bend pipe
- B.
Upright pipe
- C.
Horizontal nipple
- D.
Circuit vent
Correct Answer
A. Return-bend pipe -
- 46.
The trap of a kitchen sink may NOT accept the waste of which of the following?
- A.
Clothes wahser
- B.
Garbage disposer
- C.
Diswasher
- D.
Continuous waste
Correct Answer
A. Clothes wahser -
- 47.
What do you call a waste arrangement that connects multiple compartments of a set of fixtures, such as double-bowl kitchen sink, to a single trap?
- A.
A series waste
- B.
An island waste
- C.
A continuous waste
- D.
A collecticve waste
Correct Answer
C. A continuous waste -
- 48.
What is the minimum height of raised letters on an iron or bronze sign that will read "Connection to Dry Standpipe"
- A.
25 mm
- B.
3/4 inch
- C.
20 mm
- D.
30mm
Correct Answer
A. 25 mm -
- 49.
What type of water closet is installed in such a way that it does not touch the floor?
- A.
Hanger
- B.
Wall-hung
- C.
Carrier
- D.
Handy
Correct Answer
B. Wall-hung -
- 50.
Which is NOT a plastic pipe?
- A.
Polybutylene
- B.
Polyvinyl chloride
- C.
Polyethylene
- D.
Black steel
Correct Answer
D. Black steel -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Jul 13, 2011Quiz Created by
Punkd12
Back to top