NCCER PLUMBING LEVEL 2 EXAM
QUESTIONS WITH CORRECT
EXPLAINED ANSWERS || 100%
GUARANTEED PASS!!
<RECENT VERSION>
1. Which part of the Building Regulations deals with building structure? -
ANSWER ✔ Part A
2. What does LCS stand for? - ANSWER ✔ Low Carbon Steel
3. the goal of a plumber is - ANSWER ✔ protect the health of the nation
4. the constant used to calculate the travel for any 45* degree angle is -
ANSWER ✔ 45 divided by 1.41
5. if the offset and the run of a 45 degree offset installation is both 11 inches nd
the travel is aproximetly - ANSWER ✔ 15 9/16 you take 11 times 1.414
6. whenever a triangles sides have a 3-4-5 ratio the triangle is always a -
ANSWER ✔ right triangle
7. what is the name of a triangle that has a 90 degree angle and two 45 angles -
ANSWER ✔ isosceles triangle
8. a civil drawing shows - ANSWER ✔ shape of building site, building
location, planned structures.
,9. site plans are drawn using a small scale so that - ANSWER ✔ the entire site
can be shown on a page
10.plumbers must be familiar with structured drawings because they show -
ANSWER ✔ where the structural members might affect the piping
11.plumbing plans do not include detailed interior dimensions - ANSWER ✔
true
12.the annotation 5/a2.1 in the frame /elv. column stands for - ANSWER ✔
detail drawing 5 architectural drawing 2.1
13.-------- drawings serve as the permanent record of a project - ANSWER ✔ a.
as built
14.how many water closets are allowed on a 3 inch vertical pipe or stack -
ANSWER ✔ 4
15.holes in floor joints cannot be larger than ------- the depth of the floor joist -
ANSWER ✔ a. 1/3
16.by code who calls for rough in inspection - ANSWER ✔ d. the person doing
the work authorized by the permit
17.Types of Copper that shall not be Bent - ANSWER ✔ Type DWV and Type
M
18.What color is Type L copper pipe labeled: - ANSWER ✔ Blue
19.Copper Types are typically sold in hard lengths of: - ANSWER ✔ 12 feet
20.Copper Piping that can be used as a Water distribution pipe above or below
grade inside a building. - ANSWER ✔ Type L or Type K
21.Copper piping that may be used for a water service pipe below grade outside
buildings: - ANSWER ✔ Type K
,22.Copper Piping allowed for potable water piping above ground only: -
ANSWER ✔ Type M
23.Type of copper pipe that is sold in hard lengths only: - ANSWER ✔ Type M
or DWV
24.Copper piping that has yellow lettering printed on it: - ANSWER ✔ Type
DWV
25.Copper piping that has green lettering on it: - ANSWER ✔ Type K
26.Type G piping has a yellow coating that says: - ANSWER ✔ Natural Gas
27.Types of copper piping which can be used for "tee" drilling. - ANSWER ✔
Type K and Type L
28.Formula for Travel: - ANSWER ✔ Advance X 1.414
29.Formula for Spread allowance: - ANSWER ✔ Spread X 0.414
30.Formula to convert Celsius to Fahrenheit - ANSWER ✔ F=C X 1.8+32
31.Formula to convert Fahrenheit to Celsius - ANSWER ✔ C=F-32 divided by
1.8
32.Formula to convert US gallons to imperial gallons: - ANSWER ✔ Imperial
Gallons=US Gallons X 0.833
33.Formula to convert Imperial gallons to US Gallons: - ANSWER ✔ US
Gallons=Imperial Gallons X 1.2
34.if a ladder is required for an inspection, who provides the ladder - ANSWER
✔ b. plumber contractor
35.what work doesn't require a permit ? - ANSWER ✔ all of the above
bassickly stuff you can do at home
, 36.what is the maximum of a nonbearing 2x4 stud can be notched - ANSWER
✔ 40%
37.what is the largest hole that could be drilled in the center of a nonbearing
stud - ANSWER ✔ 60% of stud
38.holes should not be placed within----- from edge of stud - ANSWER ✔ c.
5/8
39.do not drill holes within ------ from the top or bottom of floor joist -
ANSWER ✔ d. 2 inches
40.back water valves for a dev system is installed to protect - ANSWER ✔ b.
just the fixtures below street level
41.when calculating a buildings water supply demands each of the following is
a factor to consider EXCEPT - ANSWER ✔ type of piping used
42.if adequate combustion air is not supplied to the fuel burning appliance
lethal quantities of ------- may cause injury or death - ANSWER ✔ carbon
monoxide
43.how many cubic feet per 1,000 but is required of STANDARD indoor
combustion air volume - ANSWER ✔ a. 50
44.before replacing copper waterlines with pex always make sure the waterlines
are not used for electrical grounding purposes true or false - ANSWER ✔
true
45.is it acceptable to install a gas fired water heater in a garage true or false -
ANSWER ✔ true
46.is it acceptable to install a standard natural draft water heater in a bedroom
true or false - ANSWER ✔ false if it combusts or explodes it will kill more
people in a bedroom or bathroom then in a garage or basement.
47.A plumber would use the assembly drawings for an appliance when: -
ANSWER ✔ Identifying a spare part.
QUESTIONS WITH CORRECT
EXPLAINED ANSWERS || 100%
GUARANTEED PASS!!
<RECENT VERSION>
1. Which part of the Building Regulations deals with building structure? -
ANSWER ✔ Part A
2. What does LCS stand for? - ANSWER ✔ Low Carbon Steel
3. the goal of a plumber is - ANSWER ✔ protect the health of the nation
4. the constant used to calculate the travel for any 45* degree angle is -
ANSWER ✔ 45 divided by 1.41
5. if the offset and the run of a 45 degree offset installation is both 11 inches nd
the travel is aproximetly - ANSWER ✔ 15 9/16 you take 11 times 1.414
6. whenever a triangles sides have a 3-4-5 ratio the triangle is always a -
ANSWER ✔ right triangle
7. what is the name of a triangle that has a 90 degree angle and two 45 angles -
ANSWER ✔ isosceles triangle
8. a civil drawing shows - ANSWER ✔ shape of building site, building
location, planned structures.
,9. site plans are drawn using a small scale so that - ANSWER ✔ the entire site
can be shown on a page
10.plumbers must be familiar with structured drawings because they show -
ANSWER ✔ where the structural members might affect the piping
11.plumbing plans do not include detailed interior dimensions - ANSWER ✔
true
12.the annotation 5/a2.1 in the frame /elv. column stands for - ANSWER ✔
detail drawing 5 architectural drawing 2.1
13.-------- drawings serve as the permanent record of a project - ANSWER ✔ a.
as built
14.how many water closets are allowed on a 3 inch vertical pipe or stack -
ANSWER ✔ 4
15.holes in floor joints cannot be larger than ------- the depth of the floor joist -
ANSWER ✔ a. 1/3
16.by code who calls for rough in inspection - ANSWER ✔ d. the person doing
the work authorized by the permit
17.Types of Copper that shall not be Bent - ANSWER ✔ Type DWV and Type
M
18.What color is Type L copper pipe labeled: - ANSWER ✔ Blue
19.Copper Types are typically sold in hard lengths of: - ANSWER ✔ 12 feet
20.Copper Piping that can be used as a Water distribution pipe above or below
grade inside a building. - ANSWER ✔ Type L or Type K
21.Copper piping that may be used for a water service pipe below grade outside
buildings: - ANSWER ✔ Type K
,22.Copper Piping allowed for potable water piping above ground only: -
ANSWER ✔ Type M
23.Type of copper pipe that is sold in hard lengths only: - ANSWER ✔ Type M
or DWV
24.Copper piping that has yellow lettering printed on it: - ANSWER ✔ Type
DWV
25.Copper piping that has green lettering on it: - ANSWER ✔ Type K
26.Type G piping has a yellow coating that says: - ANSWER ✔ Natural Gas
27.Types of copper piping which can be used for "tee" drilling. - ANSWER ✔
Type K and Type L
28.Formula for Travel: - ANSWER ✔ Advance X 1.414
29.Formula for Spread allowance: - ANSWER ✔ Spread X 0.414
30.Formula to convert Celsius to Fahrenheit - ANSWER ✔ F=C X 1.8+32
31.Formula to convert Fahrenheit to Celsius - ANSWER ✔ C=F-32 divided by
1.8
32.Formula to convert US gallons to imperial gallons: - ANSWER ✔ Imperial
Gallons=US Gallons X 0.833
33.Formula to convert Imperial gallons to US Gallons: - ANSWER ✔ US
Gallons=Imperial Gallons X 1.2
34.if a ladder is required for an inspection, who provides the ladder - ANSWER
✔ b. plumber contractor
35.what work doesn't require a permit ? - ANSWER ✔ all of the above
bassickly stuff you can do at home
, 36.what is the maximum of a nonbearing 2x4 stud can be notched - ANSWER
✔ 40%
37.what is the largest hole that could be drilled in the center of a nonbearing
stud - ANSWER ✔ 60% of stud
38.holes should not be placed within----- from edge of stud - ANSWER ✔ c.
5/8
39.do not drill holes within ------ from the top or bottom of floor joist -
ANSWER ✔ d. 2 inches
40.back water valves for a dev system is installed to protect - ANSWER ✔ b.
just the fixtures below street level
41.when calculating a buildings water supply demands each of the following is
a factor to consider EXCEPT - ANSWER ✔ type of piping used
42.if adequate combustion air is not supplied to the fuel burning appliance
lethal quantities of ------- may cause injury or death - ANSWER ✔ carbon
monoxide
43.how many cubic feet per 1,000 but is required of STANDARD indoor
combustion air volume - ANSWER ✔ a. 50
44.before replacing copper waterlines with pex always make sure the waterlines
are not used for electrical grounding purposes true or false - ANSWER ✔
true
45.is it acceptable to install a gas fired water heater in a garage true or false -
ANSWER ✔ true
46.is it acceptable to install a standard natural draft water heater in a bedroom
true or false - ANSWER ✔ false if it combusts or explodes it will kill more
people in a bedroom or bathroom then in a garage or basement.
47.A plumber would use the assembly drawings for an appliance when: -
ANSWER ✔ Identifying a spare part.
