NEW WELD INSPECTOR LEVEL 1 EXAM QUESTIONS AND
CORRECT ANSWERS 100% VERIFIED 2026-2027!!
1. Which of the following is not a duty of a supervisor ?
( a ) Take every precaution reasonable in the circumstances to protect the
workers .
( b ) Provide workers with written instructions for the measures and procedures
to be taken to protect the workers .
( c ) Ensure that workers use or wear the equipment , protective devices or
clothing that the employer requires .
( d ) Prepare and implement a written health and safety program for work places
with more than 6 workers . - ANSWER ( d ) Prepare and implement a written
health and safety program for work places with more than 6 workers .
2. True of False ? To create a safe working environment , the employer must
inform workers about the hazards and provide a safe working environment and
the worker must use the required protective equipment and follow safety
procedures .
( a ) True
( b ) False - ANSWER (a) true
3. Which level of government created the Workplace Hazardous Materials
Information System , WHMIS ?
( a ) Local
( b ) Federal
( c ) Provincial / Territorial - ANSWER ( b ) Federal
6. What welding - related materials may be covered under WHMIS ? Check all that
apply .
( a ) Gases for cutting and welding
( b ) Radiography sources
( c ) Materials to be welded
( d ) Welding consumables - ANSWER ( a ) Gases for cutting and welding
( c ) Materials to be welded
( d ) Welding consumables
7. What are the three methods used to provide WHMIS information ?
( a ) Product labels , workplace labels and training
( b ) Product labels , material safety data sheets and training .
( c ) Product labels , laboratory labels and workplace labels - ANSWER ( b )
Product labels , material safety data sheets and training .
,4. What is the name for WHMIS symbols ? ( a ) Danger Symbol
( b ) Warning Symbol .
(c ) Hazard Symbol - ANSWER (c ) Hazard Symbol
8. How is the following information made accessible to workers : hazardous
ingredients, preparation, product information physical data , fire or explosion
hazards , reactivity data , toxicological properties , preventive measures and first
aid measures ?
( a ) On workplace labels
( b ) On material safety data sheets
( c ) On product labels - ANSWER ( b ) On material safety data sheets
10. True or False ? The first step towards creating a safe workplace is to make
certain that all machine guards are in place .
( a ) True
( b ) False - ANSWER (a) true
( a ) Welding with damp gloves
( b ) Contact with part of the welding circuit
( c ) Working with a damaged power tool ( d ) Using a voltage reducing device -
ANSWER ( d ) Using a voltage reducing device
12. Which type of electromagnetic radiation is not produced by an electric
welding arc ?
( a ) Visible light
( b ) Infrared light
( c ) Microwaves
( d ) Ultraviolet light - ANSWER ( c ) Microwaves
14. What hazard does the bright light from a welding arc not produce ?
( a ) The possibility of causing arc flash
( b ) The possibility of causing a trip or a fall
( c ) The possibility of cell damage due to ionizing radiation
( d ) The possibility of causing arc eye - ANSWER ( c ) The possibility of cell
damage due to ionizing radiation
15. True or False ? The tinted lenses in welding helmets and goggles are all the
same darkness .
( a ) True
( b ) False - ANSWER ( b ) False
16. What are the potential ways that a welder may suffer a burn ? Check all that
apply .
( a ) Radiation from the arc
( b ) Touching a welded assembly sitting on a bench
,( c ) Touching the preheated parts to be welded
( d ) Having weld spatter touch bare skin
( e ) The ignition of flammable materials in a pocket
( f ) The ignition of frayed clothing - ANSWER ( a ) Radiation from the arc
( b ) Touching a welded assembly sitting on a bench
( c ) Touching the preheated parts to be welded
( d ) Having weld spatter touch bare skin
( e ) The ignition of flammable materials in a pocket
( f ) The ignition of frayed clothing
17. What makes up a welder's Personal Protective Equipment ?
( a ) The clothing that is worn to protect from sparks and spatter
( b ) The welding helmet and welders gloves
( c ) The clothing , boots , gloves , hearing and eye protection worn
( d ) The heat resistant jacket and safety glasses - ANSWER ( c ) The clothing ,
boots , gloves , hearing and eye protection worn
18. Falling weld spatter can ignite a fire from as high as :
( a ) 5m
( b ) 10 m
( c ) 15 m
( d ) 20 m - ANSWER ( d ) 20 m
19. Which of the following welding hazards are potential sources of ignition for a
fire ? Check all that apply .
( a ) Welding arcs
( b ) Flames
( c ) Sparks
( d ) Sparks in relays , light switches and thermostat
( e ) Spatter
( f ) The hot filament of a broken light bulb
( g ) Hot slag - ANSWER ( a ) Welding arcs
( b ) Flames
( c ) Sparks
( e ) Spatter
( g ) Hot slag
20. What type of fire is a Class A fire extinguisher used to extinguish ?
( a ) Wood and paper
( b ) Metal and metal alloys
( c ) Electrical
( d ) Chemical - ANSWER ( a ) Wood and paper
21. Which of the following arc welding process produces the least amount of
fume ?
( a ) GTAW
, ( b ) FCAW
( c ) SMAW - ANSWER ( a ) GTAW
22. Where can the components in welding fume come from ?
( a ) The electrode and its coating
( b ) The parts being welded
( c ) Coatings on the parts being welded
( d ) All of the above - ANSWER ( d ) All of the above
23. True or False ? The fume generation rate for a welding process is used to
measure the welder's exposure to the fume .
( a ) True
( b ) False - ANSWER ( b ) False
24. What may determine the allowable fume concentration when stainless steel is
welded ?
( a ) The fume generation rate of the welding process
( b ) The amount of time during the day that the welder is welding
( c ) The chromium content of the fume - ANSWER ( c ) The chromium content of
the fume
25. What source recommends the types of ventilation to reduce welder exposure
to welding fume ?
( a ) CSA standard W117.2
( b ) Company health and safety policies
( c ) The occupational health and safety act - ANSWER ( a ) CSA standard W117.2
26. What type of fumes is general ventilation recommended for controlling ?
( a ) Fumes from stainless steel and aluminum welding
( b ) Fumes that only contain non - toxic compounds
( c ) The gases that may be produced during welding - ANSWER ( b ) Fumes that
only contain non - toxic compounds
3. What is the difference between a single weld and a double weld ?
( a ) A single weld is only welded from one side of the joint .
( b ) A single weld is made with one weld
( c ) A double weld is made with two weld passes .
( d ) A double weld is only welded from one side of the joint . - ANSWER ( a ) A
single weld is only welded from one side of the joint .
4. What is the difference between a groove angle and a bevel angle ?
( a ) A groove angle is the chamfer that is cut onto the edge of a part to prepare it
for welding .
( b ) A bevel angle is the combined angle when 2 bevelled parts are brought
together for welding .
CORRECT ANSWERS 100% VERIFIED 2026-2027!!
1. Which of the following is not a duty of a supervisor ?
( a ) Take every precaution reasonable in the circumstances to protect the
workers .
( b ) Provide workers with written instructions for the measures and procedures
to be taken to protect the workers .
( c ) Ensure that workers use or wear the equipment , protective devices or
clothing that the employer requires .
( d ) Prepare and implement a written health and safety program for work places
with more than 6 workers . - ANSWER ( d ) Prepare and implement a written
health and safety program for work places with more than 6 workers .
2. True of False ? To create a safe working environment , the employer must
inform workers about the hazards and provide a safe working environment and
the worker must use the required protective equipment and follow safety
procedures .
( a ) True
( b ) False - ANSWER (a) true
3. Which level of government created the Workplace Hazardous Materials
Information System , WHMIS ?
( a ) Local
( b ) Federal
( c ) Provincial / Territorial - ANSWER ( b ) Federal
6. What welding - related materials may be covered under WHMIS ? Check all that
apply .
( a ) Gases for cutting and welding
( b ) Radiography sources
( c ) Materials to be welded
( d ) Welding consumables - ANSWER ( a ) Gases for cutting and welding
( c ) Materials to be welded
( d ) Welding consumables
7. What are the three methods used to provide WHMIS information ?
( a ) Product labels , workplace labels and training
( b ) Product labels , material safety data sheets and training .
( c ) Product labels , laboratory labels and workplace labels - ANSWER ( b )
Product labels , material safety data sheets and training .
,4. What is the name for WHMIS symbols ? ( a ) Danger Symbol
( b ) Warning Symbol .
(c ) Hazard Symbol - ANSWER (c ) Hazard Symbol
8. How is the following information made accessible to workers : hazardous
ingredients, preparation, product information physical data , fire or explosion
hazards , reactivity data , toxicological properties , preventive measures and first
aid measures ?
( a ) On workplace labels
( b ) On material safety data sheets
( c ) On product labels - ANSWER ( b ) On material safety data sheets
10. True or False ? The first step towards creating a safe workplace is to make
certain that all machine guards are in place .
( a ) True
( b ) False - ANSWER (a) true
( a ) Welding with damp gloves
( b ) Contact with part of the welding circuit
( c ) Working with a damaged power tool ( d ) Using a voltage reducing device -
ANSWER ( d ) Using a voltage reducing device
12. Which type of electromagnetic radiation is not produced by an electric
welding arc ?
( a ) Visible light
( b ) Infrared light
( c ) Microwaves
( d ) Ultraviolet light - ANSWER ( c ) Microwaves
14. What hazard does the bright light from a welding arc not produce ?
( a ) The possibility of causing arc flash
( b ) The possibility of causing a trip or a fall
( c ) The possibility of cell damage due to ionizing radiation
( d ) The possibility of causing arc eye - ANSWER ( c ) The possibility of cell
damage due to ionizing radiation
15. True or False ? The tinted lenses in welding helmets and goggles are all the
same darkness .
( a ) True
( b ) False - ANSWER ( b ) False
16. What are the potential ways that a welder may suffer a burn ? Check all that
apply .
( a ) Radiation from the arc
( b ) Touching a welded assembly sitting on a bench
,( c ) Touching the preheated parts to be welded
( d ) Having weld spatter touch bare skin
( e ) The ignition of flammable materials in a pocket
( f ) The ignition of frayed clothing - ANSWER ( a ) Radiation from the arc
( b ) Touching a welded assembly sitting on a bench
( c ) Touching the preheated parts to be welded
( d ) Having weld spatter touch bare skin
( e ) The ignition of flammable materials in a pocket
( f ) The ignition of frayed clothing
17. What makes up a welder's Personal Protective Equipment ?
( a ) The clothing that is worn to protect from sparks and spatter
( b ) The welding helmet and welders gloves
( c ) The clothing , boots , gloves , hearing and eye protection worn
( d ) The heat resistant jacket and safety glasses - ANSWER ( c ) The clothing ,
boots , gloves , hearing and eye protection worn
18. Falling weld spatter can ignite a fire from as high as :
( a ) 5m
( b ) 10 m
( c ) 15 m
( d ) 20 m - ANSWER ( d ) 20 m
19. Which of the following welding hazards are potential sources of ignition for a
fire ? Check all that apply .
( a ) Welding arcs
( b ) Flames
( c ) Sparks
( d ) Sparks in relays , light switches and thermostat
( e ) Spatter
( f ) The hot filament of a broken light bulb
( g ) Hot slag - ANSWER ( a ) Welding arcs
( b ) Flames
( c ) Sparks
( e ) Spatter
( g ) Hot slag
20. What type of fire is a Class A fire extinguisher used to extinguish ?
( a ) Wood and paper
( b ) Metal and metal alloys
( c ) Electrical
( d ) Chemical - ANSWER ( a ) Wood and paper
21. Which of the following arc welding process produces the least amount of
fume ?
( a ) GTAW
, ( b ) FCAW
( c ) SMAW - ANSWER ( a ) GTAW
22. Where can the components in welding fume come from ?
( a ) The electrode and its coating
( b ) The parts being welded
( c ) Coatings on the parts being welded
( d ) All of the above - ANSWER ( d ) All of the above
23. True or False ? The fume generation rate for a welding process is used to
measure the welder's exposure to the fume .
( a ) True
( b ) False - ANSWER ( b ) False
24. What may determine the allowable fume concentration when stainless steel is
welded ?
( a ) The fume generation rate of the welding process
( b ) The amount of time during the day that the welder is welding
( c ) The chromium content of the fume - ANSWER ( c ) The chromium content of
the fume
25. What source recommends the types of ventilation to reduce welder exposure
to welding fume ?
( a ) CSA standard W117.2
( b ) Company health and safety policies
( c ) The occupational health and safety act - ANSWER ( a ) CSA standard W117.2
26. What type of fumes is general ventilation recommended for controlling ?
( a ) Fumes from stainless steel and aluminum welding
( b ) Fumes that only contain non - toxic compounds
( c ) The gases that may be produced during welding - ANSWER ( b ) Fumes that
only contain non - toxic compounds
3. What is the difference between a single weld and a double weld ?
( a ) A single weld is only welded from one side of the joint .
( b ) A single weld is made with one weld
( c ) A double weld is made with two weld passes .
( d ) A double weld is only welded from one side of the joint . - ANSWER ( a ) A
single weld is only welded from one side of the joint .
4. What is the difference between a groove angle and a bevel angle ?
( a ) A groove angle is the chamfer that is cut onto the edge of a part to prepare it
for welding .
( b ) A bevel angle is the combined angle when 2 bevelled parts are brought
together for welding .
