CWB Level 1 Visual Inspection Concepts
and Techniques
What is a cause of a serious systematic measurement error? (Multiple choice)
Question 1 options:A) Distortion in the material.B) A faulty layout template.C) Not
having a direct line of sight.D) Measurements of scattered readings. Answer B) A
faulty layout template.
What action is completed to ensure the caliper's accuracy? (Multiple choice)
Question 2 options:A) Yearly verification intervals.B) Calibration to a national
standard.C) Taking a reading to three decimal places.D) Multiple readings at one
location. Answer B) Calibration to a national standard.
Why is statistical tracking of the actual dimensional values of a product important
regardless of whether go/no go gauge measurements are within specifications?
(Multiple choice)
Question 3 options:A) Actual values are required by CSA W.47.1.B) Actual values are
needed for the inspection and test plan (ITP).C) Actual values may identify problems
with the welding procedure specification (WPS).D) Actual values may indicate a
potential out-of-control process. Answer D) Actual values may indicate a potential out-
of-control process.
How many points of contact must be made with a fillet weld gauge when measuring
throat thickness? (Multiple choice)
Question 4 options:A) One point of contact.B) Two points of contact.C) Three points of
contact.D) Four points of contact. Answer C) Three points of contact.
What issue can be confirmed by a V-WAC gauge? (Multiple choice)
Question 5 options:A) Lack of fusion.B) Depth of undercut.C) Fillet weld concavity.D)
Convexity of a fillet weld. Answer B) Depth of undercut.
To measure porosity, which tool could you use? (Multiple choice)
Question 7 options:A) A ruler.B) A level.C) A gauge block.D) A straight edge. Answer
D) A straight edge.
check answer
One method to check a steel square for straightness is to use the formula C² = B² + A².
(True/False) Answer True
Which tool is suited for checking a bevel angle? (Multiple choice)
Question 10 options:A) A combination square.B) A palmgren gauge.C) A protractor.D) A
V-wac gauge. Answer C) A protractor.
, What is the first step in the use of a vernier caliper prior to taking a measurement?
(Multiple choice)
Question 11 options:A) Verify the material's required measurements.B) Zero out the
tool.C) Take reading to as many decimal places as possible.D) Check the tolerance
allowances for the material. Answer B) Zero out the tool.
In achieving accurate measurements with a long steel tape, it is important that the tape
be: (Multiple choice)
Question 12 options:A) held reasonably loose so it does not stretch.B) held as tight as
possible so there is no slack.C) held under the correct tension.D) kept at room
temperature to limit thermal expansion. Answer C) held under the correct tension.
How can inward and outward variations of distortion be accuratly measured? (Multiple
choice)
Question 13 options:A) With a floating straight edge touching against the convex side of
the distortion.B) With blocks of equal height and a string that clears the high points in
the distortion.C) With a floating combination square touching the convex part of the
distortion.D) All of the above. Answer B) With blocks of equal height and a string that
clears the high points in the distortion.
When using a framing square to square a pipe flange, how may measurements are
taken to confirm a right angle (90°)? (Multiple choice)
Question 14 options:A) One measurement.B) Two measurements.C) Three
measurements.D) Four measurements. Answer B) Two measurements.
What feature on some spirit levels allow for finding level on a part or component without
holding the level against the part? (Multiple choice)
Question 15 options:A) Reusable self-adhesive strips.B) Magnet.C) Clamp.D)
Positioning pins. Answer B) Magnet.
Ambient temperature can play a part in checking the accuracy of a measurement.
(True/False) Answer True
What discontinuity may open up when the surface of the plate is heated or when the
plate is cut or welded? (Multiple choice)
Question 17 options:A) A scab.B) Laminations.C) Mechanical slivers.D) Craters.
Answer B) Laminations.
AWS D1.6 specifies that all beam copes and weld access holes be free from notches or
sharp corners. (True/False) Answer True
What is the purpose of ensuring that a backing bar is continuously joined? (Multiple
choice)
and Techniques
What is a cause of a serious systematic measurement error? (Multiple choice)
Question 1 options:A) Distortion in the material.B) A faulty layout template.C) Not
having a direct line of sight.D) Measurements of scattered readings. Answer B) A
faulty layout template.
What action is completed to ensure the caliper's accuracy? (Multiple choice)
Question 2 options:A) Yearly verification intervals.B) Calibration to a national
standard.C) Taking a reading to three decimal places.D) Multiple readings at one
location. Answer B) Calibration to a national standard.
Why is statistical tracking of the actual dimensional values of a product important
regardless of whether go/no go gauge measurements are within specifications?
(Multiple choice)
Question 3 options:A) Actual values are required by CSA W.47.1.B) Actual values are
needed for the inspection and test plan (ITP).C) Actual values may identify problems
with the welding procedure specification (WPS).D) Actual values may indicate a
potential out-of-control process. Answer D) Actual values may indicate a potential out-
of-control process.
How many points of contact must be made with a fillet weld gauge when measuring
throat thickness? (Multiple choice)
Question 4 options:A) One point of contact.B) Two points of contact.C) Three points of
contact.D) Four points of contact. Answer C) Three points of contact.
What issue can be confirmed by a V-WAC gauge? (Multiple choice)
Question 5 options:A) Lack of fusion.B) Depth of undercut.C) Fillet weld concavity.D)
Convexity of a fillet weld. Answer B) Depth of undercut.
To measure porosity, which tool could you use? (Multiple choice)
Question 7 options:A) A ruler.B) A level.C) A gauge block.D) A straight edge. Answer
D) A straight edge.
check answer
One method to check a steel square for straightness is to use the formula C² = B² + A².
(True/False) Answer True
Which tool is suited for checking a bevel angle? (Multiple choice)
Question 10 options:A) A combination square.B) A palmgren gauge.C) A protractor.D) A
V-wac gauge. Answer C) A protractor.
, What is the first step in the use of a vernier caliper prior to taking a measurement?
(Multiple choice)
Question 11 options:A) Verify the material's required measurements.B) Zero out the
tool.C) Take reading to as many decimal places as possible.D) Check the tolerance
allowances for the material. Answer B) Zero out the tool.
In achieving accurate measurements with a long steel tape, it is important that the tape
be: (Multiple choice)
Question 12 options:A) held reasonably loose so it does not stretch.B) held as tight as
possible so there is no slack.C) held under the correct tension.D) kept at room
temperature to limit thermal expansion. Answer C) held under the correct tension.
How can inward and outward variations of distortion be accuratly measured? (Multiple
choice)
Question 13 options:A) With a floating straight edge touching against the convex side of
the distortion.B) With blocks of equal height and a string that clears the high points in
the distortion.C) With a floating combination square touching the convex part of the
distortion.D) All of the above. Answer B) With blocks of equal height and a string that
clears the high points in the distortion.
When using a framing square to square a pipe flange, how may measurements are
taken to confirm a right angle (90°)? (Multiple choice)
Question 14 options:A) One measurement.B) Two measurements.C) Three
measurements.D) Four measurements. Answer B) Two measurements.
What feature on some spirit levels allow for finding level on a part or component without
holding the level against the part? (Multiple choice)
Question 15 options:A) Reusable self-adhesive strips.B) Magnet.C) Clamp.D)
Positioning pins. Answer B) Magnet.
Ambient temperature can play a part in checking the accuracy of a measurement.
(True/False) Answer True
What discontinuity may open up when the surface of the plate is heated or when the
plate is cut or welded? (Multiple choice)
Question 17 options:A) A scab.B) Laminations.C) Mechanical slivers.D) Craters.
Answer B) Laminations.
AWS D1.6 specifies that all beam copes and weld access holes be free from notches or
sharp corners. (True/False) Answer True
What is the purpose of ensuring that a backing bar is continuously joined? (Multiple
choice)
