NCCER PLUMBING LEVEL 1 | 193 QUESTIONS AND
ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTION
The modern word for plumber is derived from the Latin word for Answer - A
person who works with lead
LEED applies to all areas of the profession, except Answer - Renovation
Water that comes from laundry and bathtubs and reused in known as Answer -
Graywater
Suggested national plumbing standards are called Answer - Model codes
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
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
,People who develop, design, manufacture, and test mechanical devices are
called Answer - Mechanical engineers
Project managers are responsible for Answer - Controlling the scope and
direction of a plumbing business
The minimum standards for training programs in the United States are set by
Answer - Office of Apprenticeship
Participants in an NCCER training program receive all of the following except
Answer - Certification as a master plumber
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
Which of the following does not cause backflow Answer - Insufficient levels of
water
A student must complete_______hours of OJL per year, according to the office
of Apprenticeship Answer - 2000
___________is the highest level of skill a craftsman can become in their craft
profession Answer - Master craftsman
According to osha, a competent person is Answer - A worker who can identify
hazards and is authorized to take prompt corrective measures
OHSA stands for Answer - Occupational safety and health administration
, One simple way to help ensure a safe work site is to Answer - Check the job
site periodically and remove any clutter
When you wear a hard hat, the space between your head and the shell of the
hard hat should be Answer - 1 inch
Air-purifying respirator cartridge absorbs certain toxic vapors from the through
Answer - Charcoal
The highest level of respiratory protection is provided by Answer - Self-
contained breathing apparatus
To obtain the best protection from a respirator, you must perform a positive
and negative fit check Answer - Every time you wear it
The SDS is a fact sheet prepared by Answer - The product's manufacturer or
importer
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
Section 4 of an SDS Answer - List first aid measures
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
ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTION
The modern word for plumber is derived from the Latin word for Answer - A
person who works with lead
LEED applies to all areas of the profession, except Answer - Renovation
Water that comes from laundry and bathtubs and reused in known as Answer -
Graywater
Suggested national plumbing standards are called Answer - Model codes
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
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
,People who develop, design, manufacture, and test mechanical devices are
called Answer - Mechanical engineers
Project managers are responsible for Answer - Controlling the scope and
direction of a plumbing business
The minimum standards for training programs in the United States are set by
Answer - Office of Apprenticeship
Participants in an NCCER training program receive all of the following except
Answer - Certification as a master plumber
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
Which of the following does not cause backflow Answer - Insufficient levels of
water
A student must complete_______hours of OJL per year, according to the office
of Apprenticeship Answer - 2000
___________is the highest level of skill a craftsman can become in their craft
profession Answer - Master craftsman
According to osha, a competent person is Answer - A worker who can identify
hazards and is authorized to take prompt corrective measures
OHSA stands for Answer - Occupational safety and health administration
, One simple way to help ensure a safe work site is to Answer - Check the job
site periodically and remove any clutter
When you wear a hard hat, the space between your head and the shell of the
hard hat should be Answer - 1 inch
Air-purifying respirator cartridge absorbs certain toxic vapors from the through
Answer - Charcoal
The highest level of respiratory protection is provided by Answer - Self-
contained breathing apparatus
To obtain the best protection from a respirator, you must perform a positive
and negative fit check Answer - Every time you wear it
The SDS is a fact sheet prepared by Answer - The product's manufacturer or
importer
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
Section 4 of an SDS Answer - List first aid measures
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
