Pipefitter NCCER Test Questions With
Correct Answers
Convert |1/4 |to |its |decimal |equivalent.
A) |.01
B) |.25
C) |0.4
D) |0.5 |- |CORRECT |ANSWER✔✔-B
Piping |that |is |field-routed |to |a |pump |must |be |supported
A) |Off |the |pump |suction
B) |Diagonally
C) |Independently
D) |Off |the |pump |discharge |- |CORRECT |ANSWER✔✔-C
What |is |used |when |lighting |a |cutting |torch |?
A) |Striker
B) |Cigarette |lighter
C) |Match
D) |Any |open |flame |- |CORRECT |ANSWER✔✔-A
Where |is |specific |information |needed |to |install |piping |and |associated |items |found |?
A) |Reliability |network
B) |Owner |of |the |company
,C) |Material |Manufacturer
D) |Standards |and |Specifications |- |CORRECT |ANSWER✔✔-D
Damaged |and |broken |tools |should |be
A) |Used |if |possible
B) |Kept |for |backup
C) |Taken |out |of |Service
D) |Used |for |minor |tasks |- |CORRECT |ANSWER✔✔-C
What |is |the |ID |of |10'' |schedule |80 |piping.
A) |9 |3/16
B) |9 |5/16
C) |9 |9/16
D) |10 |1/16 |- |CORRECT |ANSWER✔✔-C
The |two |steps |in |making |up |threaded |joints |are |the |hand |engagement |and
A) |Machine |makeup
B) |Wrench |makeup
C) |Driver |makeup |- |CORRECT |ANSWER✔✔-B
Which |of |the |following |actions |should |be |taken |before |a |hydrostatic |test |is |performed |?
A) |Remove |pressure |relief |valves
B) |Leave |control |mechanisms |in |place
C) |Leave |orifice |flanges |in |place
D) |Remove |blinds |- |CORRECT |ANSWER✔✔-a
, A |4-inch |lateral |riser |is |to |be |fabricated |for |a |6-inch |pipe. |How |many |ordinate |lines |will
be |needed |to |lay |out |this |cut |?
A) |32
B) |16
C) |8
D) |4 |- |CORRECT |ANSWER✔✔-C
Who |is |qualified |to |repair |power |tools.
A) |Journey |person
B) |Competent |Technician
C) |Electrician
D) |Tool |crib |attendant |- |CORRECT |ANSWER✔✔-B
Which |of |the |following |plastic |pipes |is |NOT |joined |by |solvent |welding |?
A) |PVC
B) |HDPE
C) |CPVC
D) |ABS |- |CORRECT |ANSWER✔✔-B
Material |placed |in |the |bottom |of |the |trench |under |the |pipe |to |provide |support |is |called.
A) |Heave
B) |Sub |trench
C) |Trench |load
D) |Bedding |- |CORRECT |ANSWER✔✔-D
Socket |weld |joints |have |a |gap |between |the |end |of |the |pipe |and |the |bottom |of |the
Correct Answers
Convert |1/4 |to |its |decimal |equivalent.
A) |.01
B) |.25
C) |0.4
D) |0.5 |- |CORRECT |ANSWER✔✔-B
Piping |that |is |field-routed |to |a |pump |must |be |supported
A) |Off |the |pump |suction
B) |Diagonally
C) |Independently
D) |Off |the |pump |discharge |- |CORRECT |ANSWER✔✔-C
What |is |used |when |lighting |a |cutting |torch |?
A) |Striker
B) |Cigarette |lighter
C) |Match
D) |Any |open |flame |- |CORRECT |ANSWER✔✔-A
Where |is |specific |information |needed |to |install |piping |and |associated |items |found |?
A) |Reliability |network
B) |Owner |of |the |company
,C) |Material |Manufacturer
D) |Standards |and |Specifications |- |CORRECT |ANSWER✔✔-D
Damaged |and |broken |tools |should |be
A) |Used |if |possible
B) |Kept |for |backup
C) |Taken |out |of |Service
D) |Used |for |minor |tasks |- |CORRECT |ANSWER✔✔-C
What |is |the |ID |of |10'' |schedule |80 |piping.
A) |9 |3/16
B) |9 |5/16
C) |9 |9/16
D) |10 |1/16 |- |CORRECT |ANSWER✔✔-C
The |two |steps |in |making |up |threaded |joints |are |the |hand |engagement |and
A) |Machine |makeup
B) |Wrench |makeup
C) |Driver |makeup |- |CORRECT |ANSWER✔✔-B
Which |of |the |following |actions |should |be |taken |before |a |hydrostatic |test |is |performed |?
A) |Remove |pressure |relief |valves
B) |Leave |control |mechanisms |in |place
C) |Leave |orifice |flanges |in |place
D) |Remove |blinds |- |CORRECT |ANSWER✔✔-a
, A |4-inch |lateral |riser |is |to |be |fabricated |for |a |6-inch |pipe. |How |many |ordinate |lines |will
be |needed |to |lay |out |this |cut |?
A) |32
B) |16
C) |8
D) |4 |- |CORRECT |ANSWER✔✔-C
Who |is |qualified |to |repair |power |tools.
A) |Journey |person
B) |Competent |Technician
C) |Electrician
D) |Tool |crib |attendant |- |CORRECT |ANSWER✔✔-B
Which |of |the |following |plastic |pipes |is |NOT |joined |by |solvent |welding |?
A) |PVC
B) |HDPE
C) |CPVC
D) |ABS |- |CORRECT |ANSWER✔✔-B
Material |placed |in |the |bottom |of |the |trench |under |the |pipe |to |provide |support |is |called.
A) |Heave
B) |Sub |trench
C) |Trench |load
D) |Bedding |- |CORRECT |ANSWER✔✔-D
Socket |weld |joints |have |a |gap |between |the |end |of |the |pipe |and |the |bottom |of |the
