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NCCER PLUMBING LEVEL 1 PRACTICE EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS | ALREADY GRADED A+RECENT VERSION

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NCCER PLUMBING LEVEL 1 PRACTICE EXAM QUESTIONS WITH CORRECT DETAILED ANSWERS | ALREADY GRADED A+RECENT VERSION 1) The modern word for plumber is derived from the Latin word for - ANSWER A person who works with lead 2) LEED applies to all areas of the profession, except - ANSWER Renovation 3) Water that comes from laundry and bathtubs and reused in known as - ANSWER Graywater 4) Suggested national plumbing standards are called - ANSWER Model codes 5) You are offered a job by another contractor before you have fulfilled your current obligations. The professional response is to - ANSWER Ask the contractor to wait until you have met your obligations 6) Your supervisor points out that you forgot to complete a step in the assembly of a drain in a DWV system. One of the apprentices that you are supervising was a he person installing the drain. The responsible action is to - ANSWER Take responsibility for the work done under your supervision 7) People who develop, design, manufacture, and test mechanical devices are called - ANSWER Mechanical engineers 8) Project managers are responsible for - ANSWER Controlling the scope and direction of a plumbing business 9) The minimum standards for training programs in the United States are set by - ANSWER Office of Apprenticeship 10) Participants in an NCCER training program receive all of the following except - ANSWER Certification as a master plumber 11) The non-profit_____________ developed a system in 2000 they will certify a building as "green" meaning it is energy efficient - ANSWER United States Green Building Council 12) Which of the following does not cause backflow - ANSWER Insufficient levels of water 13) A student must complete_______ hours of OJL per year, according to the office of Apprenticeship - ANSWER 2000 14) ___________is the highest level of skill a craftsman can become in their craft profession - ANSWER Master craftsman 15) OHSA stands for - ANSWER Occupational safety and health administration 16) One simple way to help ensure a safe work site is to - ANSWER Check the job site periodically and remove any clutter 17) When you wear a hard hat, the space between your head and the shell of the hard hat should be - ANSWER 1 inch 18) Air-purifying respirator cartridge absorbs certain toxic vapors from the through - ANSWER Charcoal 19) The highest level of respiratory protection is provided by - ANSWER Self-contained breathing apparatus 20) To obtain the best protection from a respirator, you must perform a positive and negative fit check - ANSWER Every time you wear it 21) The SDS is a fact sheet prepared by - ANSWER The product's manufacturer or importer 22) The most important things to look for on an SDS are the - ANSWER Specific hazards, personal protection requirements, handling procedures, first-aid information, and the emergency-response telephone number 23) Section 4 of an SDS - ANSWER List first aid measures 24) If your supervisor tells you to evacuate the worksite, you should - ANSWER Go to a safe location and wait until you are notified that conditions are safe 25) The sign or tag that is used to tell workers about potential hazards or unsafe practices is a - ANSWER Caution sign 26) The sign or tag that is used to tell workers about general information not related to safety is an - ANSWER Informational sign 27) The sign or tag that is used for general instructions and suggestions related to safety measures is a - ANSWER Safety instruction sign 28) The two types of protection for opening in walls, floors, or the ground are - ANSWER Guards and covers 29) The precent of all accidental deaths in the construction industry caused by slips, trips, and falls is - ANSWER 15% 30) When job site surfaces are wet or icy, you should - ANSWER Wear shoes with cleats 31) Walking and working surfaces that are located above ground and sometimes over large equipment are called - ANSWER Platforms 32) To remove tools from scaffolding, it is best to - ANSWER Lower them to the ground using a rope 33) When working on a roof, it is necessary to - ANSWER Periodically sweep the roof to remove dirt and debris 34) When inspecting an impact tool, an indication that the tool may be dangerous is - ANSWER A mushroomed head 35) A trench is a narrow excavation in which the depth is greater than the width and the width does not exceed - ANSWER 15 feet 36) To protect workers from the collapse of an excavation wall in an unshored excavation install a - ANSWER Trench shield 37) Lockout and tagout devices are used to - ANSWER Protect workers from all possible sources of energy 38) A square that includes a try miter, protractor, and framing square in one tool is called a - ANSWER Speed square 39) The proper function of a spirit level depends on - ANSWER It's length 40) A small level that is useful in confined areas or on short runs of pipe is called a - ANSWER Torpedo leveled 41) The level with a movable telescope to allow measurements in both the horizontal and vertical planes is called a - ANSWER Transit level 42) On a hacksaw, the more teeth per inch on a blade - ANSWER The finer the cut and more debris 43) do not use a hacksaw when you need a cut that is - ANSWER Square 44) Tees are typically dimensioned with two numbers, such as 4x2-1/2. The first number indicates - ANSWER The diameter of the straight-through opening 45) Which off the listed fittings is permitted only in horizontal-flow to vertical-flow applications - ANSWER Sanitary tee 46) To connect a length of pipe to another of a different size, use an - ANSWER Increaser 47) When preparing for a cast-iron plumbing job you should - ANSWER Organize pipe and fittings into groups by size and type 48) When measuring the length of a long, straight run of cast-iron hub-and-spigot pipe, the total length of the pipe required is equal to the run - ANSWER Measurements plus the insertion length times the number of laying length required 49) When inserting the spigot end of cast-iron pipe into a hub, you should - ANSWER Pull the pipe into the hub using a puller tool 50) When using a torque wrench, do not tighten the clamps before ensuring the correct placement of the - ANSWER Coupling 51) Which of the following statements is true about the metals used for plumbing pipes? - ANSWER Manganese is often added to a carbon steel during smelting to improve strength

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Institution
Nccer Plumbing Level 1
Course
Nccer plumbing level 1

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NCCER PLUMBING LEVEL 1
PRACTICE EXAM QUESTIONS WITH
CORRECT DETAILED ANSWERS |
ALREADY GRADED A+<RECENT
VERSION>


1) The modern word for plumber is derived from the Latin word for - ANSWER A
person who works with lead


2) LEED applies to all areas of the profession, except - ANSWER Renovation



3) Water that comes from laundry and bathtubs and reused in known as - ANSWER
Graywater


4) Suggested national plumbing standards are called - ANSWER Model codes


5) You are offered a job by another contractor before you have fulfilled your current
obligations. The professional response is to - ANSWER Ask the contractor to wait
until you have met your obligations


6) Your supervisor points out that you forgot to complete a step in the assembly of a
drain in a DWV system. One of the apprentices that you are supervising was a he
person installing the drain. The responsible action is to - ANSWER Take
responsibility for the work done under your supervision


7) People who develop, design, manufacture, and test mechanical devices are called -
ANSWER Mechanical engineers

,8) Project managers are responsible for - ANSWER Controlling the scope and
direction of a plumbing business


9) The minimum standards for training programs in the United States are set by -
ANSWER Office of Apprenticeship


10) Participants in an NCCER training program receive all of the following except -
ANSWER Certification as a master plumber


11) The non-profit_____________ developed a system in 2000 they will certify a
building as "green" meaning it is energy efficient - ANSWER United States Green
Building Council


12) Which of the following does not cause backflow - ANSWER Insufficient levels of
water


13) A student must complete_______ hours of OJL per year, according to the office of
Apprenticeship - ANSWER 2000


14) ___________is the highest level of skill a craftsman can become in their craft
profession - ANSWER Master craftsman



15) OHSA stands for - ANSWER Occupational safety and health administration



16) One simple way to help ensure a safe work site is to - ANSWER Check the job
site periodically and remove any clutter


17) When you wear a hard hat, the space between your head and the shell of the hard hat
should be - ANSWER 1 inch


18) Air-purifying respirator cartridge absorbs certain toxic vapors from the through -
ANSWER Charcoal

,19) The highest level of respiratory protection is provided by - ANSWER Self-
contained breathing apparatus


20) To obtain the best protection from a respirator, you must perform a positive and
negative fit check - ANSWER Every time you wear it



21) The SDS is a fact sheet prepared by - ANSWER The product's manufacturer or
importer


22) The most important things to look for on an SDS are the - ANSWER Specific
hazards, personal protection requirements, handling procedures, first-aid information,
and the emergency-response telephone number


23) Section 4 of an SDS - ANSWER List first aid measures



24) If your supervisor tells you to evacuate the worksite, you should - ANSWER Go to
a safe location and wait until you are notified that conditions are safe


25) The sign or tag that is used to tell workers about potential hazards or unsafe practices
is a - ANSWER Caution sign


26) The sign or tag that is used to tell workers about general information not related to
safety is an - ANSWER Informational sign


27) The sign or tag that is used for general instructions and suggestions related to safety
measures is a - ANSWER Safety instruction sign


28) The two types of protection for opening in walls, floors, or the ground are -
ANSWER Guards and covers


29) The precent of all accidental deaths in the construction industry caused by slips, trips,
and falls is - ANSWER 15%

, 30) When job site surfaces are wet or icy, you should - ANSWER Wear shoes with
cleats


31) Walking and working surfaces that are located above ground and sometimes over
large equipment are called - ANSWER Platforms



32) To remove tools from scaffolding, it is best to - ANSWER Lower them to the
ground using a rope


33) When working on a roof, it is necessary to - ANSWER Periodically sweep the roof
to remove dirt and debris


34) When inspecting an impact tool, an indication that the tool may be dangerous is -
ANSWER A mushroomed head


35) A trench is a narrow excavation in which the depth is greater than the width and the
width does not exceed - ANSWER 15 feet


36) To protect workers from the collapse of an excavation wall in an unshored excavation
install a - ANSWER Trench shield



37) Lockout and tagout devices are used to - ANSWER Protect workers from all
possible sources of energy


38) A square that includes a try miter, protractor, and framing square in one tool is called
a - ANSWER Speed square



39) The proper function of a spirit level depends on - ANSWER It's length


40) A small level that is useful in confined areas or on short runs of pipe is called a -
ANSWER Torpedo leveled

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Course
Nccer plumbing level 1

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