CWB level 1 Exam Questions & Answers 2025
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Terms in this set (114)
1. Which is not a b) Blasting with shot or dull sand.
recommended method
for surface cleaning of a
part for liquid penetrant
examination?
a) Cleaning with organic
solvents.
b) Blasting with shot or
dull sand.
c) Cleaning with de-
greasers.
d) Use of de-scaling
solutions.
e) Ultrasonic cleaning
methods.
2. Which of the following d) Cracking.
weld defects is most
likely to be missed by
radiography in a weld:
a) Undercutting.
b) Porosity.
c) Slag inclusions.
d) Cracking.
e) Burn through .
,3. In the choices given c) Ability of the material to withstand repeated
below, metallographic fluctuating loads.
tests would be the least
informative with regard
to the:
a) Presence of the non-
metallic inclusions.
b) Grain structure in the
weld and fusion zone.
c) Ability of the material
to withstand repeated
fluctuating loads.
d) Extent and structure of
the heat affected zone.
e) Number of weld
passes.
4. In producing a drawing e) 300 cm.
for a scale of 1:50, what
would be the distance
represented by a
distance on
the drawing of 6 em?
a) 12 cm.
b) 30 cm.
c) 50 cm.
d) 240 cm.
e) 300 cm.
,5. The mechanical test d) An impact test specimen.
used to determine the
ability of a material to
resist failure by brittle
fracture
requires the use of:
a) A tensile test
specimen.
b) A bend test specimen.
c) A compression test
specimen.
d) An impact test
specimen.
e) A spectrographic test.
6. The cooling rate of aT- b) Greater than that in a butt joint.
joint is:
a) Less than that in a butt
joint.
b) Greater than that in a
butt joint.
c) Greater than that in a
butt joint only where the
carbon equivalent is high
.
d) Greater at the mid-
section than at the start.
e) Greater at the mid-
section than at the finish.
7. What are slag and non- d) Inadequate interpass cleaning.
metallic inclusions usually
caused by?
a) Moisture in the weld
joint.
b) High welding current.
c) Loss of shielding gas.
d) Inadequate interpass
cleaning.
, 8. Where deviations from b) Obtain official approval for the changes.
the drawings are
warranted the inspector
should do which of the
following?
a) Authorize approval of
the changes.
b) Obtain official
approval for the changes.
c) Reject the work
without any further
consideration.
d) Stop the work until
drawing revisions have
been completed.
9. With the appropriate c) Flux cored arc welding process.
electrode, which of the
following welding
processes can operate
with or without
a shielding gas:
a) Electrogas welding
process.
b) Gas metal arc welding
process.
c) Flux cored arc welding
process.
d) Submerged arc
welding process.
e) Pulsed gas metal arc
welding process.
Latest Version
Save
Terms in this set (114)
1. Which is not a b) Blasting with shot or dull sand.
recommended method
for surface cleaning of a
part for liquid penetrant
examination?
a) Cleaning with organic
solvents.
b) Blasting with shot or
dull sand.
c) Cleaning with de-
greasers.
d) Use of de-scaling
solutions.
e) Ultrasonic cleaning
methods.
2. Which of the following d) Cracking.
weld defects is most
likely to be missed by
radiography in a weld:
a) Undercutting.
b) Porosity.
c) Slag inclusions.
d) Cracking.
e) Burn through .
,3. In the choices given c) Ability of the material to withstand repeated
below, metallographic fluctuating loads.
tests would be the least
informative with regard
to the:
a) Presence of the non-
metallic inclusions.
b) Grain structure in the
weld and fusion zone.
c) Ability of the material
to withstand repeated
fluctuating loads.
d) Extent and structure of
the heat affected zone.
e) Number of weld
passes.
4. In producing a drawing e) 300 cm.
for a scale of 1:50, what
would be the distance
represented by a
distance on
the drawing of 6 em?
a) 12 cm.
b) 30 cm.
c) 50 cm.
d) 240 cm.
e) 300 cm.
,5. The mechanical test d) An impact test specimen.
used to determine the
ability of a material to
resist failure by brittle
fracture
requires the use of:
a) A tensile test
specimen.
b) A bend test specimen.
c) A compression test
specimen.
d) An impact test
specimen.
e) A spectrographic test.
6. The cooling rate of aT- b) Greater than that in a butt joint.
joint is:
a) Less than that in a butt
joint.
b) Greater than that in a
butt joint.
c) Greater than that in a
butt joint only where the
carbon equivalent is high
.
d) Greater at the mid-
section than at the start.
e) Greater at the mid-
section than at the finish.
7. What are slag and non- d) Inadequate interpass cleaning.
metallic inclusions usually
caused by?
a) Moisture in the weld
joint.
b) High welding current.
c) Loss of shielding gas.
d) Inadequate interpass
cleaning.
, 8. Where deviations from b) Obtain official approval for the changes.
the drawings are
warranted the inspector
should do which of the
following?
a) Authorize approval of
the changes.
b) Obtain official
approval for the changes.
c) Reject the work
without any further
consideration.
d) Stop the work until
drawing revisions have
been completed.
9. With the appropriate c) Flux cored arc welding process.
electrode, which of the
following welding
processes can operate
with or without
a shielding gas:
a) Electrogas welding
process.
b) Gas metal arc welding
process.
c) Flux cored arc welding
process.
d) Submerged arc
welding process.
e) Pulsed gas metal arc
welding process.
