OMEGAULTRASET

a

Another variation of pipe wrench featuring a jaw opening parallel to the handle and a narrower hook jaw which provided easy entry into tight space

a Offset pipe wrench

b Compound leverage wrench

c Adjustable leverage wrench

d End-pipe wrench

b

A wrench for screws with hexagonally shaped recess in its head

a Offset pipe wrench

b Allen wrench

c Internal wrench

d Compound leverage wrench

a

If the skin comes contact with acid, the first thing to do is to 

a Flush the area with water immediately

b Go to doctor immediately

c Bandage the area

d Report the accident to the supervisor

b

After assembly, how long should the plumber wait before water-testing ABS pipe?

a 30 minutes

b 2 hours

c 12 hours

d 24 hours

c

Plumbing pipe color coded in Aqua-blue stripe or brand is identified as

a Gas pipe

b Row water pipe

c Potable water pipe

d Air pipe

b

A short weld that holds the fittings in line is called a 

a Root bead

b Tack weld

c Reinforcement

d Solder weld

a

Which of the following testing procedures is not recommended for glass pipe installations?

a Air pressure

b Water pressure

c Shaking

d Visual inspection

a

What should you do if the lift check valve is not working properly?

a Check lift disk

b Lubricate the plug

c Check hinges

d Replace the valve

d

It is a tool for measuring the elevation

a Dumpy

b Stadia rod

c Spirit level

d All of these

b

Another name for bituminized-fiber is

a ABS fittings

b Orangeburg fittings

c Tar fittings

d Terra-cotta fittings

a

Another term for wye and one-eight bend fitting

a Combo

b Wye combination

c Tee-wye

d Wye bend

a

Pitch and drainage may be attained with ____ if necessary.

a Beveled spacers

b Drainage fittings

c Pipe bending

d None of the above

d

What is the standard length of GI pipe

a 3 m

b 4 m

c 5 m

d 6 m

c

How are small changes in direction made in the pipe wrench?

a. Shoring jacks are used to bend the pipeline

b. The pipe may be pried over with a shovel and then held in place with rocks

c. 5-degree couplings are used to make small changes in direction

d. The pipe is bent with heat

a

It has internal legs and tray hat folds in for easy carrying and set up. Large vise base overhangs front legs for clear tool swing

a. Portable tri-stand chain vise

b. Bench yoke vise

c. Bench chain vise

d. Stand chain vise

a

Polyethylene plastic is used extensively for

a. Well piping

b. Hydraulics

c. Radiant heating panels

d. Pressure piping

a

What paint is used in a steel water tank to resist corrosion?

a. Epoxy paint

b. Latex paint

c. Enamel paint

d. Red oxide paint

b

It is a type of an auger that is used for drain cleaning caused by hardened glazed material.

a. Grease cutter

b. Four blade saw tooth cutter

c. Drop head auger

d. Retrieving auger

a

ABS piping is used mainly for

a. Drainage, waste, and venting

b. Water supply

c. Flexible well piping

d. Fittings

b

Hangers for glass pipe must be

a Cast iron

b Padded

c Very tight

d Rigid

d

Which of the following is not available as gasket materials for glass pipe?

a Asbestos

b Neoprene

c Teflon

d Pyrex glass

a

What is the fitting used for the inlet of a septic tank?

a Tapped tee

b Sanitary tee

c Wye fitting

d Elbow

b

An eye protection device with flexible frame, they are secured on the face with an elastic headband.

a Face shield

b Goggles

c Shield

d Mask

a

A plumber’s snake is

a Closet auger

b Rod

c Stick

d Cobra

c

Gas welding uses ____ and ____ to obtain high temperature

a. Acetylene, air

b. Natural gas, hydrogen

c. Oxygen, acetylene

d. Methane, oxygen

d

The shape of vertical piping may be a _____.

a Square

b Rectangle

c Round

d All of these

b

Which of the following bituminized-fiber pipe sizes and lengths is not correct?

a. 2” diameter by 5’ long

b. 3” diameter by 5’ long

c. 4” diameter by 8’ long

d. 5” diameter by 5’ long

a

A socket fitting requires a 

a Fillet weld

b Solder weld

c Butt weld

d Backhand weld

c

What tool is aptly used to remove or tighten the head of the plug?

a Basin wrench

b Pipe wrench

c Crescent wrench

d Tap

c

Lengths of pipe are joined together with couplings and

a Pipe cement

b Pipe adapters

c Rubber rings

d Bearings

b

A top view of a house that is cut in a height of 1.20 m.

a Plan

b Floor plan

c Floor layout

d Section

b

For grease blockage in lines leading from garbage disposal unit or waste pipe.

a. Four blade saw tooth cutter

b. Grease “c” cutter

c. Expanding finish cutter

d. Spade cutter

b

After a piece of pipe is cut on the job, what must be done?

a. It must be field-machined

b. The pipe must be cleaned

c. Nothing, it is ready to be assembled

d. It must be painted

c

The ____ of all plastic pipe materials is much greater than comparable metal pipe.

a. Corrosion rate

b. Friction loss

c. Expansion rate

d. Weight

a

How should the hot water operate safely?

a Automatically

b Manually

c Mechanically

d Electrically

b

Framing squares may be used to

a. Support the pipe

b. Align pipe and fittings

c. Hang the pipe

d. None of the above

c

What should be used to join PVC or CPVC to a high-pressure metal pipe?

a Adapter

b Coupling

c Transition fitting

d 90-degree elbow

a

A state of complete physical, mental and social well-being and not merely the absence of disease or infirmary.

a Health

b Fitness

c Vitals

d Statistics

d

A tool fast and easy grip used on constricted spaces or close to a wall. It has solid housing which keeps it from breaking or wrapping under normal use

a Rap wrench

b Stillson wrench

c Compound leverage wrench

d End-pipe wrench

a

What type of PVC pipe is used on sanitary drainage system?

a Series 1000

b Series 2000

c Series 3000

d Series 4000

a

Bituminized-fiber pipe is made from

a Wood fibers and tar

b Tar-coated clay

c ABS plastic

d Vitrified clay

b

The purpose of the knobs on the fittings is to

a. Align the fitting when it was being molded

b. Provide a safe place to strike the fitting when driving it on

c. Provide a spot to place stone under when leveling

d. Provide a handhold

d

A type of water closet for public use

a. Elongated

b. Circular

c. Open front seat

d. a & c

a

The simplest and cheapest bonnet design if valve is

a Screwed

b Plugged

c Welded

d Bolted

a

Steel pipe may be ____ welded or ____ welded.

a Arc, gas

b Hammer, gas

c Arc, chemical

d Chemical, gas

d

A length of 4-inch bituminized-fiber pipe sizes and lengths is not correct?

a 6.6 pounds

b 11.6 pounds

c 14.6 pounds

d 21.6 pounds

b

Estimated volume of water saved by a waterless urinal in a year.

a 100,000 li

b 150,000 li

c 200,000 li

d 250,000 li

b

What type of wrench should be used for tightening plastic threaded joints?

a. Pipe wrench

b. Strap wrench

c. Adjustable (crescent) wrench

d. Basin wrench

a

If the plan is green plumbing, then the plan is a 

a Separate plan

b Integrated plan

c Auxiliary plan

d Sanitary plan

d

What type of valve is used for controlling fluid flow?

a Check valve

b Foot valve

c Gate valve

d Globe valve

b

Which of the following is not an advantage of glass pipe?

a Corrosive resistance

b Product purity

c Strength

d Locating stoppages

d

Glass pipe will withstand heat up to

a 212 degrees

b 250 degrees

c 350 degrees

d 450 degrees

b

Which of the following is NOT a commercial size of galvanized steel pipe?

a 2 in

b 2 ¾ in

c 1 ½ in

d 1 in

a

Hanger spacing for glass pipe should be

a 8 to 10 feet

b 4 to 6 feet

c Every 15 feet

d 18 to 24 feet

b

The weight of 2-inch glass pipe is

a 0.172 pounds per foot

b 1.13 pounds per foot

c 3.11 pounds per foot

d 11.5 pounds per foot

b

ABS piping should be supported at

a 2-foot intervals

b 4-foot intervals

c 6-foot intervals

d 8-foot intervals

d

What is the standard height of water closet for physically challenged persons?

a 300 mm

b 350 mm

c 400 mm

d 450 mm

c

What can be a problem with S and ¾ traps?

a. Lack of durability

b. Loss of trap seal due to back pressure

c. Loss of trap seal due to siphonage

d. Obtaining materials

b

What must be worn when machining asbestos cement pipe?

a. Loose clothing

b. Respirator

c. Apron

d. None of the above

d

Water for domestic use comes from these sources except

a. Ground water

b. Rain water

c. Surface water

d. Sea water

b

Another name for asbestos cement pipe is

a. Orangeburg pipe

b. Transite pipe

c. Cement pipe

d. PVC

b

What is the number of threads for a 1-inch pipe?

a 8

b 11 ½

c 14

d 18

d

Another name for ½ S trap?

a. Running trap

b. Deep seal trap

c. Semi-S trap

d. P trap

d

This is used to remove square and octagonally-shaped threaded faucets. It has a right angle bar with one end for square nuts and other octagonal

a. Valve seat tool

b. Closet wrench

c. Basket strainer wrench

d. Basin wrench

b

What is the standard length of plastic or synthetic pipe?

a 2000 mm

b 3000 mm

c 4000 mm

d 5000 mm

c

The plastic pipe material requiring the most care in installation is

a. ABS

b. Polyethylene

c. PVC or CPVC

d. Polybutylene

a

The purpose of rolling the rubber ring back and forth on the pipe end is to

a. Remove twists

b. Spread the joint compound

c. Remove imperfections

d. Stretch the ring

a

What is used to join bituminized-fiber pipe to other pipe material?

a Adapter

b Coupling

c Wye

d Stretcher

c

When working on a pipeline which carries acid

a. No precautions need to be taken

b. Loosen all hangers first

c. Flush the system completely with water

d. None of the above

b

What will be the least consideration before doing the excavation work?

a. Equipment to be used

b. Water level

c. Material & backfill present in the area

d. None of the above

c

A plumbing fixture designed with indirect waste piping.

a Water closet

b Urinal

c Drinking fountain

d Bar sink

a

A gate valve in which two pieces of bronze wedge fits against the seat to restrict the flow.

a Split wedge disk gate valve

b Single disk gate valve

c Pull gate valve

d All of the above

d

The best polyethylene pipe will not withstand working pressure greater than

a 40 psi

b 60 psi

c 80 psi

d 160 psi

d

It is a surveyor’s level with a short inverted telescope rigidly affixed. It rotates in a horizontal plane only. This level mounts onto a tripod.

a Torpedo level

b Transit

c Stadia rod

d Dumpy level

c

If the fire truck will arrive 30 minutes hence, how much quantity of water (in gallons) should the standpipe contains?

a 6000 gal

b 7000 gal

c 8000 gal

d 9000 gal

a

The metal of the pipe and the fitting is called

a Base metal

b Weld reinforcement

c Root bead

d None of the above

a

Galvanized steel pipes are generally measured by its _____.

a Inside diameter

b Outside diameter

c Developed length

d Number of threads

a

What will you do when you found out that the outlet flow of the hot water supply or faucet is low?

a Check if the heater is turned on or plugged

b Close and open the valve

c Call the RMP

d Replace the faucet

d

What type of trap is used in a horizontal line?

a S trap

b ¾ S trap

c ½ S trap

d Running trap

b

The best solder for brazing/soldering joints is

a Alloy

b 95-5 tin antimony

c 50-50 tin alloy

d Lead

d

What is the end-to-center measurement of a 6-foot length of pipe and a 6-inch, 90-degree Pyrex elbow?

a. 6’- 6”

b. 6’- 9”

c. 6”- 9 3/16”

d. There is not enough information given to answer the question

a

Hangers for plastic pipe should

a. Allow the plastic slide through

b. Be the wire type

c. Restrict the movement of the pipe

d. Be grounded

d

When cementing ABS pipe, how long should the plumber wait before handling the joints after initial assembly?

a. 2 hours

b. 1 hour

c. 30 minutes

d. 3 minutes

d

A length of asbestos cement pipe is

a 4 feet

b 5 feet

c 8 feet

d 10 feet

c

A drain cleaning tool used for cleaning lines blocked heavily with roots. Unique designs permits cutter to be removed from damaged pipe without locking.

a. Four blade saw tooth cutter

b. Grease cutter

c. Saw tooth cutter

d. Spade cutter

b

PVC  plastic pipe may be threaded if

a. A well-worn threading die is used

b. It is schedule #80 or heavier

c. It is no heavier than standard weight

d. Plastic dies are used

a

This tool is used to cut external threads of a pipe

a Pipe threader

b Tap

c Reamer

d Hacksaw

b

In plumbing installation, what portion of pipeline do you need to provide air break?

a Faucet connection

b Indirect water connection

c Water closet

d Trap conversion

c

The expansion of glass pipe is approximately

a. 4 times that of steel pipe

b. ½ that of steel pipe

c. ¼ that of steel pipe

d. The same as steel pipe

c

What type of wrench is used to assemble hubless joint?

a Pipe wrench

b Strap wrench

c Torque wrench

d Chain wrench

c

How does a safety mechanisms of a hot water system work?

a Manually

b Mechanically

c Automatically

d Electrically

c

Bends are available in angles of 2 ½ degrees, 45 degrees, and 

a 5 degrees

b 7 ½ degrees

c 11 ¼ degrees

d 92 degrees

d

It has a deeper and broader hook jaw housing which provided a smooth, flat surface that is/may be used occasionally as a hammer 

a End pipe wrench

b Pipe wrench

c Stillson wrench

d Rap wrench

b

Waste in plumbing drainage is prohibited waste when you discharge

a Alkaline waste

b Toxic waste

c Acid waste

d Inflammable waste

d

How far is the sealing ring positioned from the end before assembly?

a. 4”

b. 2 ½”

c. ¾”

d. ¼”

a

Which of the following is the economical way to remove mineral salt deposits in shower head?

a Prick shower holes with pin

b Put a filter

c Replace shower head

d Replace riser

c

The two types of welds are

a Root and butt

b Reinforcement and pass

c Fillet and butt

d Upbead and forehand

b

Asbestos cement pipe may be joined to other pipe material by using

a Reducers

b Adapters

c Clamps

d Sleeves

b

How are fiber pipe and fittings joined together?

a. A standard plastic pipe coupling is used

b. A coupling with a 2-degree internal taper is used

c. Portland cement and straight-wall couplings are used

d. Threaded couplings are used

d

Long runs of pipe may be sent slightly at the

a. Seams

b. Wyes

c. Tees

d. Couplings