CWB LEVEL 1 WELDING INSPECTOR
CERTIFICATION STUDY GUIDE 2026
COMPLETE QUESTIONS AND SOLUTIONS
VERIFIED A+
● In an X-ray tube, the energy generated from producing the X-ray
beam is:
A) 70% heat and 30% X-rays.
B) 80% heat and 20% X-rays.
C) 90% heat and 10% X-rays.
D) 99% heat and 1% X-rays. Answer: D
● When using liquid penetrant inspection on austenitic stainless steel,
the halogen content should be limited because:
A) it can cause surface discolouration.
B) it can cause porosity in repair welds.
C) under certain conditions halogens can cause stress corrosion
cracking.
D) under certain conditions it may cause halogen cracking in the weld
metal. Answer: C
, ● Because of the variety of welded structures requiring inspection, an
inspector is required to be proficient in all types of inspection methods.
(True/False) Answer: TRUE
● What is a nose tube?
A) The hose in which the radiation source is projected through
B) The hose that contains the high power cables
C) The tube that propels electron streams
D) The hose that is part of the water cooling system Answer: A
● What is used by a welding inspector to standardize inspections and
provide a format for the documentation of inspection activities?
A) Fillet weld gauge
B) Procedure specification
C) Welding procedure data sheet
D) Inspection checklist Answer: D
● When using magnetic particle inspection, the use of prods is
prohibited by certain codes:
A) because it may leave residual magnetism.
B) because it is less sensitive than other methods of magnetization.
C) due to the chance of missing indications near the prods.
D) due to the chance of causing arc strikes. Answer: D
CERTIFICATION STUDY GUIDE 2026
COMPLETE QUESTIONS AND SOLUTIONS
VERIFIED A+
● In an X-ray tube, the energy generated from producing the X-ray
beam is:
A) 70% heat and 30% X-rays.
B) 80% heat and 20% X-rays.
C) 90% heat and 10% X-rays.
D) 99% heat and 1% X-rays. Answer: D
● When using liquid penetrant inspection on austenitic stainless steel,
the halogen content should be limited because:
A) it can cause surface discolouration.
B) it can cause porosity in repair welds.
C) under certain conditions halogens can cause stress corrosion
cracking.
D) under certain conditions it may cause halogen cracking in the weld
metal. Answer: C
, ● Because of the variety of welded structures requiring inspection, an
inspector is required to be proficient in all types of inspection methods.
(True/False) Answer: TRUE
● What is a nose tube?
A) The hose in which the radiation source is projected through
B) The hose that contains the high power cables
C) The tube that propels electron streams
D) The hose that is part of the water cooling system Answer: A
● What is used by a welding inspector to standardize inspections and
provide a format for the documentation of inspection activities?
A) Fillet weld gauge
B) Procedure specification
C) Welding procedure data sheet
D) Inspection checklist Answer: D
● When using magnetic particle inspection, the use of prods is
prohibited by certain codes:
A) because it may leave residual magnetism.
B) because it is less sensitive than other methods of magnetization.
C) due to the chance of missing indications near the prods.
D) due to the chance of causing arc strikes. Answer: D
