Nccer Plumbing 2 | Questions with 100% Verified Answers |
Latest Update 2026/2027
Question: The formula used to express the relationships among the sides of a right triangle is called the
Answer: Pythagorean theorem
Question: In a formula, the symbol stand for
Answer: Square root
Question: Which of the following sets of dimensions does not describe a right triangle
Answer: 24x32x48
Question: To calculate the true offset, which of these formulas would you use
Answer: True offset = (rise2xroll2)
Question: When calculating an offset using 45° elbows
Answer: The rise and the run are equal
Question: To calculate the travel when the offset is known, multiply the offset by
Answer: The constant
Question: If the two parallel sections of the pipe on either end of the offset are not in the same vertical or
horizontal plane, the installation is described as a
Answer: Rolling offset
Question: In a discussion of offsets, "run" is defined as
Answer: The horizontal leg of the right triangle
Question: To calculate a rolling offset, you can use a folding rule and a
Answer: Framing square
Question: When calculating the length of the pipe to be cut for an offset,
Answer: Subtracting the fitting allowance from the travel
Question: A section shows a
Answer: Hidden portion of the building
Question: A small scale (such as the 1"=20') would most often be used for a
Answer: Civil drawing
Question: To obtain needed dimensions when using an architectural drawing, a plumber should
Answer: Use a the scale provided on the drawing
Question: Pages of HVAC/mechanical drawing are numbered as
Answer: M-1,M-2, and so on
, Question: Which of the following would not be found on a plumbing drawing
Answer: Dimensions
Question: Once construction is underway, modifications to the plans are submitted as either
Answer: Revisions or change orders
Question: To avoid confusion, all drawings submitted with an RFI must include a
Answer: North arrow
Question: To locate the plumbing entry points, you should refer to the
Answer: Floor plan
Question: Walls that run around the outside of a building are the
Answer: Exterior walls
Question: Which of the following would not be a skill needed by a plumber?
Answer: Calculating structural loads
Question: Plumbing plans may include the supply and DWV systems, shown in the form of
Answer: Isometric drawings
Question: Approved submitted data Mumford each fixture must be obtained, before roughing-in, from
Answer: The Purchasing agent or project manager
Question: Coordination drawings are usually prepared
Answer: For commercial projects
Question: Every change made during the building process will be reflected in the
Answer: As-built drawing
Question: Which of the following is not a feature of building information modeling?
Answer: Predicting weather-related delays
Question: A list that includes all fixtures, pipes fittings, and other items needed for a project, as well as cost
estimates, is called a
Answer: Material takeoff
Question: Which of the following drawings names is based on the Latin words that mean equal measurements?
Answer: iisometric
Question: In an isometric drawing, horizontal lines are projected at an angle of
Answer: 30 degrees
Question: Project Specifications are written by
Answer: The architect or engineer
Latest Update 2026/2027
Question: The formula used to express the relationships among the sides of a right triangle is called the
Answer: Pythagorean theorem
Question: In a formula, the symbol stand for
Answer: Square root
Question: Which of the following sets of dimensions does not describe a right triangle
Answer: 24x32x48
Question: To calculate the true offset, which of these formulas would you use
Answer: True offset = (rise2xroll2)
Question: When calculating an offset using 45° elbows
Answer: The rise and the run are equal
Question: To calculate the travel when the offset is known, multiply the offset by
Answer: The constant
Question: If the two parallel sections of the pipe on either end of the offset are not in the same vertical or
horizontal plane, the installation is described as a
Answer: Rolling offset
Question: In a discussion of offsets, "run" is defined as
Answer: The horizontal leg of the right triangle
Question: To calculate a rolling offset, you can use a folding rule and a
Answer: Framing square
Question: When calculating the length of the pipe to be cut for an offset,
Answer: Subtracting the fitting allowance from the travel
Question: A section shows a
Answer: Hidden portion of the building
Question: A small scale (such as the 1"=20') would most often be used for a
Answer: Civil drawing
Question: To obtain needed dimensions when using an architectural drawing, a plumber should
Answer: Use a the scale provided on the drawing
Question: Pages of HVAC/mechanical drawing are numbered as
Answer: M-1,M-2, and so on
, Question: Which of the following would not be found on a plumbing drawing
Answer: Dimensions
Question: Once construction is underway, modifications to the plans are submitted as either
Answer: Revisions or change orders
Question: To avoid confusion, all drawings submitted with an RFI must include a
Answer: North arrow
Question: To locate the plumbing entry points, you should refer to the
Answer: Floor plan
Question: Walls that run around the outside of a building are the
Answer: Exterior walls
Question: Which of the following would not be a skill needed by a plumber?
Answer: Calculating structural loads
Question: Plumbing plans may include the supply and DWV systems, shown in the form of
Answer: Isometric drawings
Question: Approved submitted data Mumford each fixture must be obtained, before roughing-in, from
Answer: The Purchasing agent or project manager
Question: Coordination drawings are usually prepared
Answer: For commercial projects
Question: Every change made during the building process will be reflected in the
Answer: As-built drawing
Question: Which of the following is not a feature of building information modeling?
Answer: Predicting weather-related delays
Question: A list that includes all fixtures, pipes fittings, and other items needed for a project, as well as cost
estimates, is called a
Answer: Material takeoff
Question: Which of the following drawings names is based on the Latin words that mean equal measurements?
Answer: iisometric
Question: In an isometric drawing, horizontal lines are projected at an angle of
Answer: 30 degrees
Question: Project Specifications are written by
Answer: The architect or engineer
