1
CWB LEVEL 2 CLOSED BOOK EXAM LATEST UPDATES -
2025/2026- ACTUAL QUESTIONS WITH VERIFIED ANSWERS
ALREADY GRADED A+ GUARANTEED SUCCESS
Which of the following statements concerning porosity is true?
a) Porosity cannot be trapped within a weld.
b) Porosity moves up through later passes and will show only in a final pass.
c) Porosity is restricted to the centre line of a weld.
d) Porosity can result from faulty welder technique.
e) Porosity can be dissipated by an appropriate heat treatment.
d) Porosity can result from faulty welder technique.
Select the cutting process that would provide the narrowest heat affected zone
when cutting 12.5 mm (0.5 in) thick carbon steel.
a) Oxy-acetylene cutting.
b) Air-carbon arc cutting.
c) Oxy-propane cutting.
d) Plasma arc cutting.
e) Laser beam cutting
e) Laser beam cutting
, 2
Which of the following refers to a welder test where a pipe assembly is placed
vertically and the joint welded in the horizontal position without rotating the
assembly?
a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
b) 2G
Which of the following imperfections is normally considered as unacceptable
regardless of size or location?
a) Porosity.
b) Crack.
c) Inadequate penetration.
d) Lamination.
e) Burn-through.
b) Crack.
Select the correct penetrameter thickness for 2% sensitivity when radiographing a
weldment 1.25 inches in thickness.
a) 0.012 in.
b) 0.015 in.
c) 0.025 in.
d) 0.030 in.
CWB LEVEL 2 CLOSED BOOK EXAM LATEST UPDATES -
2025/2026- ACTUAL QUESTIONS WITH VERIFIED ANSWERS
ALREADY GRADED A+ GUARANTEED SUCCESS
Which of the following statements concerning porosity is true?
a) Porosity cannot be trapped within a weld.
b) Porosity moves up through later passes and will show only in a final pass.
c) Porosity is restricted to the centre line of a weld.
d) Porosity can result from faulty welder technique.
e) Porosity can be dissipated by an appropriate heat treatment.
d) Porosity can result from faulty welder technique.
Select the cutting process that would provide the narrowest heat affected zone
when cutting 12.5 mm (0.5 in) thick carbon steel.
a) Oxy-acetylene cutting.
b) Air-carbon arc cutting.
c) Oxy-propane cutting.
d) Plasma arc cutting.
e) Laser beam cutting
e) Laser beam cutting
, 2
Which of the following refers to a welder test where a pipe assembly is placed
vertically and the joint welded in the horizontal position without rotating the
assembly?
a) 1G
b) 2G
c) 3G
d) 5G
e) 6G
b) 2G
Which of the following imperfections is normally considered as unacceptable
regardless of size or location?
a) Porosity.
b) Crack.
c) Inadequate penetration.
d) Lamination.
e) Burn-through.
b) Crack.
Select the correct penetrameter thickness for 2% sensitivity when radiographing a
weldment 1.25 inches in thickness.
a) 0.012 in.
b) 0.015 in.
c) 0.025 in.
d) 0.030 in.
