Your Report Correct Q.1) On the outside, a globe globe valve looks similar to what what other valve? valve?
A. Stop and waste valve B. Angle valve C. Gate valve (Your Answer) . Check valve !rong Q.") !hat mechanical mechanical o#eration is done to cut cut or $orm the $i%ture $i%ture or individual individual #arts o$ the $i%ture?
A. Injection molding B. Drawing C. Reaming (Your Answer) . &tam#ing (Correct Answer) Correct Q.') !hat chemical element in the steel increase the corrosion and stain(resistant ualities o$ the $i%ture?
A. *ickel (Your (Your Answer) Answer ) B. Copper C. Iron . Aluminum !rong Q.+) !hat thin line in the #lan determine the de#th reuirments o$ sewers and water services? * A. Crosshatch B. Contour (Correct Answer) C. !roken (Your Answer) . "hantom !rong Q.) !hat is the best tool tool $or cutting cast cast iron soil #i#e that that is rigidl- in #lace? * A. #acksaw (Your Answer) B. &oil #i#e cutter (Correct Answer) C. $rinder . #ammer and chisel !rong
Q.) !hat is the name o$ the tool used to remove remove #its or rough sur$aces $rom valve or $aucet seats?
A. Seat driver re amer (Your Answer) Answer) B. Seat reamer C. &eat dressing (Correct Answer) . Seat planning !rong Q./) !hat is meant b- the term term #lumbo(solvent? #lumbo(solvent?
A. %he a&ilit' o water to dissolve copper B. %he addition o chlorine to the water suppl' C. 0he abilit- o$ water w ater to dissolve dissolve lead (Correct Answer) . %he use o leadree lead ree solder ittings (Your (Your Answer) Correct Q.) !hat t-#e o$ rigid co##er #i#e is the heaviest and is used $or underground waste?
A. B. C. . Correct
0-#e 0-#e 2 34our 34our Answer) %'pe %'pe %'pe D+ D + %'pe ,
Q.5) !hat are used to kee# harm$ul substances $rom entering the sanitar- drainage s-stem?
A. 6nterce#tors (Your Answer) B. Separators C. +alves . %raps !rong Q.17) At what angle do vent stacks attach to hori8ontal vent #i#es?
A. -. degrees (Your Answer) B. + degrees degrees (Correct Answer) C. //01/ degrees . 2. degrees Correct
Q.11) !hat is the most common re#air reuired on $i%ture $aucets?
A. 9e#lace washer 3Your Answer) B. Control water low C. %ighten the lock nut . Replece steam packing !rong Q.1") 6n a #lumbing #lan, how is the hot water return re#resented in between dashes 3
A. Single dot B. Dou&le dot (Your Answer) C. Continuous dotted line . 0ri#le dots (Correct Answer) !rong Q.1') !hat t-#e o$ level er used b- #lumbers to install underground #lumbing?
A. :ine level (Correct Answer) B. "ipe C. $rade level (Your Answer) . Standard level !rong Q.1+) Aside rom lavator'4 what is the other common i5ture that is provided with overlows3 *
A. 6itchen sink (Your Answer) B. Slop sink C. 7rinal . !athtu& (Correct Answer) Correct Q.1) hat is the ma5imum distance (in eet) &etween hangers or 8 inches plastic pipe installed in /. oot lengths3
A. 9 B. : (Your Answer) C. /;9 . 2;9 !rong
Q.1) hat tool is used to cut copper4 &rass4 aluminum4 or plastic tu&ing4 and thinwall conduit3 * A. #acksaw (Your Answer) B.
A. Corporation stop B. ,eter stop C. Curb sto# (Your Answer) . ater mater Correct Q.1) !hat #art o$ a #i#e curves like the neck o$ a goose, and is $le%ible? *
A. =curve B. Snake C. Goose neck (Your Answer) . Auger Correct Q.15) hen i5tures are constructed o previous material4 what speciic condition is permitted3
A. 7nsatisactoe' >ualit' B. Inaccessi&ilit' o parts to &e cleaned C. aste outlet that can retain water (Your Answer) . Smooth su&stance Correct Q."7) I one o the two weights associated with castiron is service weight4 what is the other weight3
A. =5tra heav' weight (Your Answer) B. Dou&le e5tra service weight C. ight weight . ight weight !rong
Q."1) hat is the minimum length o time (in hours) &eore a jointed plasteic pipe &e su&jected to pressure test3
A. 0 (Your Answer) B. 8 C. / (Correct Answer) . : Correct Q."") !hat do lines on isometric drawing re#resent? *
A. +alves and vents B. ;i#e and $ittings (Your Answer) C. "ipe and i5tures .
A. Centertoace B. Centertocenter (Your Answer) C. =ndtoend .
A. Change the direction o luid low (Your Answer) B. Adjust pipe si?es C. Deliver luid . 9egular $luid $low (Correct Answer) !rong Q.") !hat is the $unction o$ b- #ass valve?
A. %o control the low o water B. %o act as relie valve in case o ailure o the other valves (Your Answer) 0o euali8e the #ressure and tem#erature on both sides o$ the main valve C. (Correct Answer) . %o act as &alancing valve
Correct Q.") !hat tool is $avored b- some #lumber $or cutting #lastic #i#e? *
A. >niversal saw (Your Answer) B. Circle saw C. Adjusta&le wrench . "ipe wrench Correct Q."/) !hat t-#e o$ a oint is a com#ression cou#ling? @ A. =echanical (Your Answer) B. %hreaded C. Illegal . Screw !rong Q.") !hich o$ the $ollowing #lumbing $i%tures is the =O&0 commonl- used?
A. 6itchen sink (Your Answer) B. !ater closet (Correct Answer) C. avator' . Shower Correct Q."5) !hat is the name o$ the #rocess in which steel and wrought iron #i#e rust? *
A. @5idation B. Cavitation C. 0uberculation (Your Answer) . Su&limation Correct Q.'7) !hat is the recommened su##ort s#acing o$ verticall- installed #i#e? A. +$t (Your Answer) B. 8t C. 2t . /t Correct Q.'1) !hich o$ the $ollowing $actors is *O0 considered in si8ing the water su##l#i#ing?
* A. ength o the pipe in the &uilding B. "ressure o the water suppl' at the source C. um&er and kind o i5tures installed . ;i#e $riction (Your Answer) Correct Q.'") !hat strength o$ a hook should -ou choose in selecting a hook and chain that are to be used $or li$ting #i#es?
A. A little &it stonger than the chain B. %wice as strong as the chain C. Same strength as a chain . !eaker than the chain (Your Answer) Correct Q.'') 0o what #ur#ose are $aucet designed?
A. Acess to other i5tures B. Set up ast installition C. "rovide or eas' replacement and maintenance o parts . Control the $low o$ water (Your Answer) !rong Q.'+) !hat is the name o$ the washer that seals the bottom o$ a lavator- bowl? * A. Cushion (Your Answer) B. Compression C. Delta . =ack (Correct Answer) Correct Q.') 6n #lumbing #lan, what re#resents #i#e going down with the o#en side or sides o$ the circle being at the higher elevetion?
A. Semicircle B. Broken circle (Your Answer) C. Solid circle . Closed circle Correct Q.') !hich o$ the $ollowing #i#es is a vertical e%tension o$ the soil, waste, or vent #i#e? *
A. eader B. Drain C. Riser . &tack 3Your Answer) !rong Q.'/) On what #oint o$ the #i#e cross(section is the #i#es elevetion re$erred to? * A. %op o pipe B. Center o pipe (Your Answer) C. 6nvert (Correct Answer) . !ottom pipe !rong Q.') !hat ha##ens when moist air is tra##ed in a hori8ontal vent #i#e?
A. Can &lock the passage o warm air into the s'stem (Your Answer) B. !eing dense4 the plum&ing s's'tem is disturded C. Can cause corrosion on the #i#e (Correct Answer) . Can lead to the creation o vacuum spaces Correct Q.'5) !hen are tra#s #rohibited?
A. I the' are o inverted t'pe B. I the' do not depend on interior partitions or moving parts or action C. I the' are over : inches in diameter 6$ the- de#end on concealed interior #artitions or moving #arts $or action . (Your Answer) !rong Q.+7) !hich can cause obstruction o$ the $low o$ wastes in a drainage #i#ing?
A. "ocket o neutral pressure B. "ressure dierential C. "ocket o positive and negative pressures (Your Answer) . ;ocket o$ low or high #ressure (Correct Answer) !rong Q.+1) Other than making a uiet and #eace$ul house, what is #revented when water hammer will be eliminated?
A. Slow low o water (Your Answer) B. amage to #i#ing (Correct Answer) C. Decrease in water pressure . ose o air ventilation !rong Q.+") !hat tool is used to o#en #lugged or sluggish drain #i#ing? *
A. Drain auger B.
A. ,aterial deect B. >nsa$e acts (Your Answer) C. 7nsae conditions . Ignorance !rong Q.+) !hat could be a sulotion to a restricted water $low o$ $aucet? *
A. 9e#lace or $ilter screen (Correct Answer) B. Smooth out lever nut C. Readjust valve (Your Answer) . Clean or replace hose head valve Correct Q.+) !hat tool is used $or e%#anding the ends o$ lead #i#e?
A. Drit plug
B. 0urn #in (Your Answer) C. Dresser . Shave &ook Correct Q.+/) !hat t-#e o$ $i%ture o#erates under #ressure $rom the water su##l- and reuires a higher suu#l- $low rate?
A. lush valve (Your Answer) B.
A. Caulking B. Soldering C. elding . 0hreading (Your Answer) !rong Q.+5) hat common support is used to keep vertical pipe in alignment3
A. +ent piping B. ertical (Correct Answer) C. #ori?ontal (Your Answer) . aste piping Correct Q.7) !hich o$ the $ollowing is *O0 a t-#e o$ sink?
A. Service !; ;er$orated (Your Answer) C.
A. ,ounting nut4 housing4 aucet4 lange assem&l'
B. Closet Bolts, wa% ring, seat, ballcock (Your Answer) C. ailing lange4 sponge gasket4 cross&ar strainer4 overlow itting . ,etal washer4 drain assem&l'4 litrod4 suppl' tu&es !rong Q.") hat sa$et- device should #lumbing construction workers wear?
A. $loves (Your Answer) B. &hoes (Correct Answer) C. !elts . $oggles !rong Q.') !hat is the name o$ the tool used to remove a bur $rom the inside o$ a water #i#e?
A. "ipe vise B. ;i#e 9eamer (Correct Answer) C. "ipe @set (Your Answer) . "ipe %hreader Correct Q.+) hat t'pe o scald protection valves in shower is a com&ination o pressure &alancing and thermostatic control3
A. Comple5 B. Com&ination (Your Answer) C. Compound . Dou&le !rong Q.)
hat kind o pipe is generall' designed or underground gas distri&ution and or other underground services3 *
A. rought iron pipe (Your Answer) B. "lastic coated steel pipe (Correct Answer) C. %erracotta pipe . %in pipe >nanswered Q.) hich o the ollowing illustrated in the plan &i circular template3
A. Side view -. Degrees toward (Correct Answer)
B. Isometric -. degrees up C. "lan view -. degrees down . "lan view -. degrees awa' Correct Q./) hat do 'ou call the primar' vent in a venting s'stem to which various vent in a venting s'stem to which various vent &ranches are connected3 * A. ,ain vent (Your Answer) B. Yoke vent C. +ent Stack . Stack vent !rong Q.) hen water heater is a com&i&ation pota&le water heater and space heater4 ho must pota&le water &e maintained3
A. At moderate temperature B. At a cool temperature (Your Answer) C. At a warm temperature . %hroughout the s''tem (Correct Answer) Correct Q.5) @n a sanitar' waste line4 what is located is located in an accessi&le area and attaches to the end o the waste pipe in the direction opposite o low3 *
A. Clean out (Your Answer) B. Sewer pipe C. +ent pipe .
A. %he' are designed to have integral trap (Your Answer) B. !ecause such i5tures seldom receive solid waste C. %raps are alread' provided down the soil pipe Siphonic action that occurs in wallhung urinals during lushing prevents the . usage o traps !rong Q.1) hat device is used to raise the temperature o some o the domestic water suppl' or use in various i5tures3 *
A. %emperature increaser B. #ot water heater (Correct Answer) C. %hermostat (Your Answer) . #eating elament Correct Q.") hich is @% an essential need in designing and in reading a &lueprint3
A. A&&revations B. !inoculars (Your Answer) C. !lueprint s'm&ols . ,athematical ta&le !rong Q.') !hat t-#e o$ rigid co##er #i#e is lightweight?
A. %'pe D+ B. %'pe (Your Answer) C. 0-e# = (Correct Answer) . %'pe 6 !rong Q.+) !hich o$ the $ollowing materials com#osition describe a 5D solder?
A. -9 tin9 ?inc B. -9 lead9 ?inc (Your Answer) C. 5E tin(E antimon- (Correct Answer) . -9 lead9 antimon' Correct Q.) hat do 'ou call the drains which serve one or more i5tures that discharge into another drain or into a stack3 *
A.
A. %he cold distri&ution pipework B. %he hot Storage vessel (Your Answer) C. A set o &ooster pumps . A C pan or urinal Correct Q./) hat vents are pipes that serve as the drain o one i5ture while venting another i5ture3
A. Stack vents B. et vents (Your Answer) C. Relie vents . Relie vents !rong Q.) In a plum&ing plan which o the ollowing is represented &' dou&le dots in &etween dashes3
A. #ot water return B. Cold water (Your Answer) C. +ent . #ot water (Correct Answer) !rong Q.5) !h- is it that the house sewer is usuall- the $irst #hase o$ the #lumbing la-out that must be installed? *
A. As &asis o the &asement elevation and plot plan o the &uilding B. =5cavation o the &uilding ma' &e drained during inclement weather C. 0o serve as a starting #oint $or the house drain (Correct Answer) . %o &e the reerence point o the &uilding elevations (Your Answer) Correct Q./7) !hich o$ the $ollowing is *O0 a cause wh- water closet $lushes #oorl-?
A. Clogged lush #oles B.
A. ;ressure o$ waste $low (Your Answer) B. %'pe o plum&ing i5tures to &e vented C. ,a5imum i5ture unit load . Developed length o the vent pipe Correct Q./") !hat are designed to collect and drain water entering the soil? * A. Catch &asins B. Sewer pipes C. &ubsoil drains (Your Answer) . Drainage pipe >nanswered Q./') Identi' the eBuipment in o; :/ o the et Standpipe Schemetic Riser Diagram in Drawing 8; * A.
A. ard (Correct Answer) B. Sot (Your Answer) C. ,allea&le . Ductile Correct Q./) hich o the ollowing is accepta&le procedure when installing piping in a load &earing wooden partition3
A. Do not drill or notch the studs B. Drill a hole at the sides o the studs C. ,ake a notch not more than onehal the thickness . Drill hole through the center o the studs (Your Answer) Correct Q./) hat is the term given to the letter1num&er designation assigned to each t'pe o i5ture3 *
A.
A. Stack vent (Your Answer) B. eader C. Riser . ocal vent (Correct Answer) !rong Q./) !hat are the #roducts o$ com#lete combustion o$ natural gas? *
A. #'drogen and methane B. !ater va#our and carbon dio%ide (Correct Answer) C. @5'gen and car&on mono5ide . Car&on dio5ide and car&on mono5ide (Your Answer) Correct Q./5) According to the international "lum&ing Code4 a&ove what temperature can 'ou consider water as hot water3 *
A. 2. deg C B. 0/. deg < (Your Answer) C. a&ove room temperature . /0/ deg < Correct Q.7) hat is the minimum si?e (in inches) o traps used on a kitchen sink waste pipe3
A. / B. /;9 C. 0 . 0;9 (Your Answer) !rong Q.1) hat t'pe o shower provides a means or Buick rinsing o a persons skin that ma' have &een e5posed to a to5ic or harmul chemical3 * A. #ealth care
B. =mergenc' (Correct Answer) C. +anit' . >uick (Your Answer) Correct Q.") !hat do -ou call the lines that are made o$ short and thick dashes and are used to show the location o$ recessed obects in the #lan?
A. Invisi&le B. Cutting plane C. Recessed . idden (Your Answer) !rong Q.') %he overlow passagewa' rom ai5ture must &e connected to what portion o the plum&ing s's'tem3 *
A. !ottom side o the i5ture trap B. Inlet side o the i5ture trap (Correct Answer) C. 7pper side o the i5ture trap . @utlet side o the i5ture trap (Your Answer) !rong Q.+) !hat #lan are use$ul in #lanning the installation o$ sewers, water services, building drains, and hose bibs? *
A. Site palns B.
nanswered Q.) !hat is the #ur#ose o$ an air ga# o$ a water distribution s-stem?
A. Dampens the shock wave created inside the water distri&ution piping
stone? *
A. Cold chisel (Your Answer) B. Diamond nose chisel C. Cape chisel . $ouge Correct Q./) !hat device utili8e the water delivered b- the water su##l- s-stem? * A. "lum&ing riser B. ;lumbing $i%ture (Your Answer) C. "lum&ing pipe . "lum&ing vent Correct Q.) !hich are #revented b- $i%ture tra# seals?
A. =5cessive draining B. &i#honage and back#ressure (Your Answer) C.
A. Simple (Your Answer) B. oncomplicated C. Complicated (Correct Answer) . =as' !rong Q.57) what is the suitable gasket material $or a $lange union used in gasoline conduction? * A. ,etallic or ru&&er composition B. =etallic (Correct Answer) C. Ru&&er or as&estos sheet . Ru&&er or as&estos composition (Your Answer) Correct Q.51) !hich o$ the $ollowing #i#es receives the discharge $rom a water closet and conve-s it to a soil stack or the building drain?
*
A. aste B. Drain C. +ent . &oil (Your Answer) Correct Q.5") !hich o$ the $ollowing methods o$ ointing #lastics used $or discharge #i#ework s-stems is B<&0 described as a cold welding #rocess?
A. &olvent welding (Your Answer) B.
A. #ori?ontal pipe B. &i%t- degree angle #i#e (Your Answer) C. +ertical pipe .
A. 0he discahrge #i#e $rom a relie$ valve must be tra##ed. (Your Answer) hen water haeters are installed in locations where leakage o the tank or B. connections will cause damage4 the water heater must &e installed in a pan; All water heaters must &e provided with an approved4 selclosing (levered) C. pressure relie valve and a temperature relie valve4 or a com&ination thereo; . ater heaters must &e protected to prevent siphoning o its contents; !rong Q.5) hat step must &e undertaken to avoid encountering airline cracks on the soldered joint o a hot water suppl' s'stem when the water is turned on3
A. 7se a solder t'pe that is suited or a particular itting and pipe (Your Answer) B. Appl' heat evenl' on the itting &eore placing the solder on slot holes C. %horoughl' clean the joint to &e soldered
A. +acant B. +ent C. +in'l . acuum (Your Answer) Correct Q.5/) hen two or more i5tures are permitted to use a single trap4 what is the waste pipe or installation called3
A. Individual B. Continous waste (Your Answer) C. Common waste . Sewer Correct Q.5) !hat must a #i#e #ass through when it #enetrates an e%terior wall?
A. Cotrol valve B. "rotection pad C. Adapter . &leeve 34our Answer) !rong Q.55) !hat device is used to ream burs out o$ #i#e that has been cut? *
A. !olt cutter B. ;i#e reamer (Correct Answer) C. ood chisel . Cutter wheel (Your Answer) !rong Q.177) hat minimum clear distance is reBuired whenever the water service suppl' pipe will &e laid on the same trench within the sewer line3
A. /
C. 8
A. Siphon jet (Your Answer) B. Reverse trap C. +alve . &i#hon action (Correct Answer) !rong Q.17") #ow should i5tures &e located in order to essure o the most economical installation3
A. "arallel to teach other B. ith less &ends and curves C. Along a straight line (Your Answer) . As close together as possi&le (Correct Answer) Correct Q.17') !hich o$ the $ollowing $i%tures does *O0 belong to the grou#. * A. #ose &i&& B. ater spigot C. !ater cooler (Your Answer) . ater aucet Correct Q.17+) hich o the ollowing pipes provides a low o air to or rom a drainage s'stem to provide a ciculation o air within the s'stem3
A. Soil B. +ent (Your Answer) C. Drain . aste >nanswered Q.17) hat pipe idicated in the plum&ing plan with a solid line3
A. Drain (Correct Answer) B. #ot water reciculating
C. +acuum .
A. +acuum pump B. +acuum !reaker (Your Answer) C. +acuum pressure preventer . +acuum relie valve (Correct Answer) Correct Q.17/) hat tool is used to make holes in stainless steel sinks3 * A. Cutter wheel B. ood chisel C. !olt Cutter . 6nockout set (Your Answer) !rong Q.17) hat t'pe o pipe joints consists o a sot metal allo' o tin and lead with a low melting point3
A. !uttweld B. Solder (Correct Answer) C. %hreaded . Compression (Your Answer) Correct Q.175) !hat drain serves a single $i%ture tra#?
A. Individaul drain B.
A. Smoke B. ammer (Correct Answer) C. ater
. $as (Your Answer) !rong Q.111) !hat #i#e is re#resented on drawing with alternating long and short dashes? *
A. Drain pipe B. #ot water pipe C. Cold water #i#e (Correct Answer) . +ent pipe (Your Answer) !rong Q.11") Co##er has several allo-s such as brass that are used as a #lumbing materials. !hat is the #rinci#al allo- $ound in brass? *
A. Aluminum (Your Answer) B. Finc (Correct Answer) C. ickel . %in !rong Q.11') !hat is the tool $or straightening or bending lead #i#e? * A. Bending #in (Correct Answer) B. Coupling C. !ending wrench . @set (Your Answer) Correct Q.11+) !hat #revent sewer gas $rom entering a building?
A. 0ra#s 3Your Answer) B. Regulators C. Interceptors . Separators
