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CWB Welding Inspector Level 1 Certification 2025 —
Study Guide, Practice Test Questions, and Exam
Preparation
Prepare for the CWB Welding Inspector Level 1 Certification Exam 2025 with a complete
study guide, free practice test questions, and training resources. Learn the fundamentals of
welding inspection, codes, standards, and visual examination to pass your CWB Level 1
exam and start your certified inspection career in Canada.
• CWB Welding Inspector Level 1 exam 2025
• Canadian Welding Bureau Level 1 certification
• CWB Level 1 study guide
• Welding inspector Level 1 practice test
1. An inspector is acting as a responsible representative of an organization when decisions are :
( a ) governed by a written list of requirements drawn up by the inspector .
( b ) based on written requirements of the fabricator or manufacturer .
( c ) based on the inspector's experience and opinions formed while inspecting .
( d ) formed based on consultation with the governing procedures and standards . - ANSWER-( d ) formed
based on consultation with the governing procedures and standards .
2. True or False ? Due to the variety of welded structures requiring inspection , no one class of inspector
is expected to be proficient in all types of inspection .
( a ) True
( b ) False - ANSWER-( a ) True
,2|Page
3. A welding inspector must :
( a ) have experience as a welder .
( b ) be familiar with drawings and symbols .
( c ) be a certified Engineering Technologist .
( d ) have experience as a non - destructive testing technician . - ANSWER-( b ) be familiar with drawings
and symbols .
4. When deviations from drawings and specifications are warranted , such deviations should be :
( a ) authorized by the inspector before work commences .
( b ) obtained and recorded by the inspector upon release from the design agency .
( c ) reviewed and recorded by the inspector following completion of the work
( d ) disregarded by the inspector until final inspection to the original design is complete . - ANSWER-( b )
obtained and recorded by the inspector upon release from the design agency .
5. True or False ? Prior to welding being carried out on a contract , it is the duty of the inspector to verify
that welding procedure and performance qualifications have been established and approved .
( a ) True
( b ) False - ANSWER-( a ) True
6. Briefly describe the stage at which visual welding inspection should begin ? - ANSWER-prior to the
actual fabrication operations .
7. True or False ? Magnetic particle inspection utilizes a magnetic field , which can be induced in non
magnetic materials .
( a ) True
( b ) False - ANSWER-( b ) False
8. When inspecting welds using magnetic particle testing , what is the most common way to induce the
magnetic field when using direct or alternating current ? - ANSWER-AC / DC Yoke
9. What type of current is used to detect subsurface defects when using a magnetic particle test ?
,3|Page
( a ) AC
( b ) DC - ANSWER-( b ) DC
20. True or False ? Controlled rolled , killed , fine grain steel has a higher impact energy than as - rolled ,
killed , fine grain steel .
( a ) True
( b ) False - ANSWER-( a ) True
21. The three major steel groups are carbon steels , low - alloy steels and:
( a ) high alloy steels .
( b ) alloy steels .
( c ) carbon - manganese steels .
( d ) chromium - molybdenum steels . - ANSWER-( b ) alloy steels .
22. In the SAE / AISI steel designation 1020 , what does the " 20 " mean ?
( a ) 0.2 % nominal carbon
( b ) 2.0 % nominal carbon
( c ) Alloy type
( d ) Sub - category of alloy - ANSWER-( a ) 0.2 % nominal carbon
23. True or False ? P groupings in ASME Section IX are used to group steels for procedure qualification
testing .
( a ) True
( b ) False - ANSWER-( a ) True
24. CSA Standard G40.21M steel designation , type 700 QT has :
( a ) been slow cooled .
( b ) atmospheric corrosion resistance .
, 4|Page
( c ) been quenching and tempered .
( d ) been tempered . - ANSWER-( c ) been quenching and tempered .
10. True or False ? Magnetic particle testing can be used in all positions , including overhead .
( a ) True
( b ) False - ANSWER-( a ) True
11. Briefly explain why is it necessary to clean the weld zone surface with a solvent to remove grease and
dirt before liquid penetration inspection ? - ANSWER-foreign or solid contarments can black openings
foreign liquids can dilute penetrant .
12. Which of the following terms define the time period in which penetrant must remain on the surface
?
( a ) Wait time
( b ) Development time
( c ) Dwell time
( d ) Capillary time - ANSWER-( c ) Dwell time
13. Depending on the type of penetrant being used , what two methods are permitted for the removal of
surface penetrant , prior to the application of developer? - ANSWER-water washable, Solvent removable
.
14. Some specifications limit halogen content in penetrant test materials because under certain
conditions they can cause stress corrosion cracking in what materials ?
( a ) Low Carbon steels
( b ) Aluminum
( c ) Cast iron
( d ) Austenitic stainless steels - ANSWER-( d ) Austenitic stainless steels
15. Careless removal of excess penetrant from irregular weld profiles , including weld ripples , can cause
which of the following conditions ?
CWB Welding Inspector Level 1 Certification 2025 —
Study Guide, Practice Test Questions, and Exam
Preparation
Prepare for the CWB Welding Inspector Level 1 Certification Exam 2025 with a complete
study guide, free practice test questions, and training resources. Learn the fundamentals of
welding inspection, codes, standards, and visual examination to pass your CWB Level 1
exam and start your certified inspection career in Canada.
• CWB Welding Inspector Level 1 exam 2025
• Canadian Welding Bureau Level 1 certification
• CWB Level 1 study guide
• Welding inspector Level 1 practice test
1. An inspector is acting as a responsible representative of an organization when decisions are :
( a ) governed by a written list of requirements drawn up by the inspector .
( b ) based on written requirements of the fabricator or manufacturer .
( c ) based on the inspector's experience and opinions formed while inspecting .
( d ) formed based on consultation with the governing procedures and standards . - ANSWER-( d ) formed
based on consultation with the governing procedures and standards .
2. True or False ? Due to the variety of welded structures requiring inspection , no one class of inspector
is expected to be proficient in all types of inspection .
( a ) True
( b ) False - ANSWER-( a ) True
,2|Page
3. A welding inspector must :
( a ) have experience as a welder .
( b ) be familiar with drawings and symbols .
( c ) be a certified Engineering Technologist .
( d ) have experience as a non - destructive testing technician . - ANSWER-( b ) be familiar with drawings
and symbols .
4. When deviations from drawings and specifications are warranted , such deviations should be :
( a ) authorized by the inspector before work commences .
( b ) obtained and recorded by the inspector upon release from the design agency .
( c ) reviewed and recorded by the inspector following completion of the work
( d ) disregarded by the inspector until final inspection to the original design is complete . - ANSWER-( b )
obtained and recorded by the inspector upon release from the design agency .
5. True or False ? Prior to welding being carried out on a contract , it is the duty of the inspector to verify
that welding procedure and performance qualifications have been established and approved .
( a ) True
( b ) False - ANSWER-( a ) True
6. Briefly describe the stage at which visual welding inspection should begin ? - ANSWER-prior to the
actual fabrication operations .
7. True or False ? Magnetic particle inspection utilizes a magnetic field , which can be induced in non
magnetic materials .
( a ) True
( b ) False - ANSWER-( b ) False
8. When inspecting welds using magnetic particle testing , what is the most common way to induce the
magnetic field when using direct or alternating current ? - ANSWER-AC / DC Yoke
9. What type of current is used to detect subsurface defects when using a magnetic particle test ?
,3|Page
( a ) AC
( b ) DC - ANSWER-( b ) DC
20. True or False ? Controlled rolled , killed , fine grain steel has a higher impact energy than as - rolled ,
killed , fine grain steel .
( a ) True
( b ) False - ANSWER-( a ) True
21. The three major steel groups are carbon steels , low - alloy steels and:
( a ) high alloy steels .
( b ) alloy steels .
( c ) carbon - manganese steels .
( d ) chromium - molybdenum steels . - ANSWER-( b ) alloy steels .
22. In the SAE / AISI steel designation 1020 , what does the " 20 " mean ?
( a ) 0.2 % nominal carbon
( b ) 2.0 % nominal carbon
( c ) Alloy type
( d ) Sub - category of alloy - ANSWER-( a ) 0.2 % nominal carbon
23. True or False ? P groupings in ASME Section IX are used to group steels for procedure qualification
testing .
( a ) True
( b ) False - ANSWER-( a ) True
24. CSA Standard G40.21M steel designation , type 700 QT has :
( a ) been slow cooled .
( b ) atmospheric corrosion resistance .
, 4|Page
( c ) been quenching and tempered .
( d ) been tempered . - ANSWER-( c ) been quenching and tempered .
10. True or False ? Magnetic particle testing can be used in all positions , including overhead .
( a ) True
( b ) False - ANSWER-( a ) True
11. Briefly explain why is it necessary to clean the weld zone surface with a solvent to remove grease and
dirt before liquid penetration inspection ? - ANSWER-foreign or solid contarments can black openings
foreign liquids can dilute penetrant .
12. Which of the following terms define the time period in which penetrant must remain on the surface
?
( a ) Wait time
( b ) Development time
( c ) Dwell time
( d ) Capillary time - ANSWER-( c ) Dwell time
13. Depending on the type of penetrant being used , what two methods are permitted for the removal of
surface penetrant , prior to the application of developer? - ANSWER-water washable, Solvent removable
.
14. Some specifications limit halogen content in penetrant test materials because under certain
conditions they can cause stress corrosion cracking in what materials ?
( a ) Low Carbon steels
( b ) Aluminum
( c ) Cast iron
( d ) Austenitic stainless steels - ANSWER-( d ) Austenitic stainless steels
15. Careless removal of excess penetrant from irregular weld profiles , including weld ripples , can cause
which of the following conditions ?
