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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION EXAM WITH REAL EXAM QUESTIONS AND CORRECT ANSWERS | CWB LEVEL 1 EXAM (GUARANTEED PASS) LATEST UPDATE 2026/2027 | GRADED A+.

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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION EXAM WITH REAL EXAM QUESTIONS AND CORRECT ANSWERS | CWB LEVEL 1 EXAM (GUARANTEED PASS) LATEST UPDATE 2026/2027 | GRADED A+. 34. Which lines appear thickest on an engineering drawing ? ( a ) Centre lines ( b ) Extension lines ( c ) Dimension lines ( d ) Object lines - CORRECT ANSWER-( d ) Object lines 35. The function of an object line is to : ( a ) show the outline of the object . ( b ) direct your attention to a specific detail . ( c ) indicate parts of the object not seen directly by the eye . ( d ) extend surface lines so that dimensions may be added . - CORRECT ANSWER-( a ) show the outline of the object . 36. What is the benefit of using baseline dimensioning rather than conventional dimensioning ? ( a ) Improves flatness in machinery ( b ) Reduces accumulated errors ( c ) Improves accumulated errors ( d ) Reduces design time - CORRECT ANSWER-( b ) Reduces accumulated errors What is the difference between a weld symbol and a welding symbol ? ( a ) A weld symbol is one part of a welding symbol . ( b ) A welding symbol is used to suggest the edge preparation for a joint . ( c ) A weld symbol gives the complete description of the required weld . - CORRECT ANSWER-( a ) A weld symbol is one part of a welding symbol . 22. Can more than one reference line be attached to the same arrow ? ( a ) Yes ( b ) No - CORRECT ANSWER-( a ) Yes 39. How many views are normally required to show full details of a symmetrical object ? ( a ) 1 ( b ) 2 ( c ) 3 ( d ) 4 - CORRECT ANSWER-( c ) 3 1. The positive terminal of an electrical circuit is called the : ( a ) work lead . ( b ) anode . ( c ) cathode . ( d ) diode - CORRECT ANSWER-( b ) anode 2. True or False ? Flux cored arc welding produces a weld deposit with lower hydrogen levels than gas tungsten arc welding . ( a ) True ( b ) False - CORRECT ANSWER-( b ) False 37. What type of lines are used to specify dimensions ? ( a ) Dashed lines ( b ) Thin solid lines ( c ) Dotted lines ( d ) Object lines - CORRECT ANSWER-( b ) Thin solid lines 38. An auxiliary view is used to show : ( a ) cutaway sections . ( b ) the bottom view of an object . ( c ) a view projected at right angles to an inclined surface . ( d ) the projected view of the back of an object . - CORRECT ANSWER-( c ) a view projected at right angles to an inclined surface . 3. A welding arc is intensely hot , with temperatures exceeding : ( a ) 100 ° C . ( b ) 500 ° C . ( c ) 10,000 ° C . ( d ) 30,000 ° C . - CORRECT ANSWER-( d ) 30,000 ° C . 4. Welding power sources are broadly classified as : ( a ) constant current or variable voltage . ( b ) variable current or constant voltage . ( c ) variable current or variable voltage . ( d ) constant current or constant voltage . - CORRECT ANSWER-( d ) constant current or constant voltage . 5. Common shielding gases used for the GTAW process are : ( a ) active gases , such as carbon dioxide . ( b ) reactive gases , such as oxygen . ( c ) inert gases mixed with active gases , such as argon and carbon dioxide mixes ( d ) inert gases , such as argon . - CORRECT ANSWER-( d ) inert gases , such as argon . 6. Welding using the GTAW process with current set to DCEN ( direct current electrode negative ) results in : ( a ) 30 % arc heat at the electrode and 70 % arc heat at the work . ( b ) 70 % arc heat at the electrode and 30 % arc heat at the work . ( c ) 40 % arc heat at the electrode and 60 % arc heat at the work . ( d ) 60 % arc heat at the electrode and 40 % arc heat at the work . - CORRECT ANSWER-( a ) 30 % arc heat at the electrode and 70 % arc heat at the work . 7. True or False ? An advantage of the gas tungsten arc welding process is that it is considered a low - hydrogen process . ( a ) True ( b ) False - CORRECT ANSWER-( a ) True 8. One percent lanthanated tungsten electrodes for use with GTAW process are colour coded : ( a ) green . ( b ) black . ( c ) yellow . ( d ) red . - CORRECT ANSWER-( b ) black 9. What type of power source output is used for shielded metal arc welding ? ( a ) Constant voltage ( b ) Constant current ( c ) Variable voltage ( d ) Pulsed current - CORRECT ANSWER-( b ) Constant current 10. A well designed SMAW electrode holder should : ( a ) be water cooled . ( b ) heat rapidly ( c ) be properly insulated . ( d ) be heavy to conduct current . - CORRECT ANSWER-( c ) be properly insulated . 11. What does the " 49 " indicate in the electrode designation E4918 - X ? ( a ) 49 MPa minimum tensile strength ( b ) 49,000 psi minimum yield strength ( c ) 490 MPa minimum tensile strength ( d ) 49,000 minimum tensile strength - CORRECT ANSWER-( c ) 490 MPa minimum tensile strength 12. True or False ? SMAW electrodes are imprinted with the electrode classification at the end of the electrode away from the grip end . ( a ) True ( b ) False - CORRECT ANSWER-( b ) False 13. True or False ? Torches for gas tungsten arc welding are always water cooled . ( a ) True ( b ) False - CORRECT ANSWER-( b ) False 14. Which method for arc starting with gas tungsten arc welding has the highest cost ? ( a ) Scratch method ( b ) Contact method / Lift Start ( c ) High frequency method ( d ) Pulse method - CORRECT ANSWER-( b ) Contact method / Lift Start 15. True or False ? Electrodes used for gas tungsten arc welding are classified under CSA Standard W48 using the designations in CAN / ISO 14341 . ( a ) True ( b ) False - CORRECT ANSWER-( b ) False 16. A limitation of shielded metal arc welding with alternating current is the : ( a ) lower currents . ( b ) low maintenance . ( c ) low cost . ( d ) risk of electrocution . - CORRECT ANSWER-( d ) risk of electrocution . 17. Which of the following is a function of the SMAW core wire ? ( a ) Stabilizing the arc ( b ) Conducting current ( c ) Providing a slag coating ( d ) Shielding the arc - CORRECT ANSWER-( b ) Conducting current 18. Match the electrodes with the correct electrode group classification : E4924 E6310 E4918 E4913 Fast Freeze Fast Fill Fill Freeze Low Hydrogen - CORRECT ANSWER-E4924 - fast fill E6310 - fast freeze E4918 - low hydrogen E4913 - fill freeze 19. True or False ? Low - hydrogen electrodes may be rebaked twice . ( a ) True ( b ) False - CORRECT ANSWER-( b ) False 20. True or False ? The deposition rate for SMAW is influenced by the type of electrode . ( a ) True ( b ) False - CORRECT ANSWER-( a ) True Thank you for accessing this study resource. This document provides well structured academic support materials designed to help students enhance their understanding and improve their exam performance. Additionally, we offer assistance with university assignments, essays, research projects, test banks and Final Exam Qs & AS. Reliable, Affordable & Plagiarism-free. For further inquiries, please contact us at: or

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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION
Course
CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION

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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION EXAM
WITH REAL EXAM QUESTIONS AND CORRECT ANSWERS |
CWB LEVEL 1 EXAM (GUARANTEED PASS) LATEST UPDATE
2026/2027 | GRADED A+.
The Certified Weld Inspector (CWI) Level 1 Exam is a professional certification governed by the
American Welding Society (AWS). It assesses foundational knowledge in welding inspection,
including symbols, welding processes, nondestructive testing (NDT), safety practices, and code
interpretation. Passing the Level 1 exam is a key step toward becoming a certified welding
inspector in industrial and construction settings.




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 . - CORRECT 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 - CORRECT ANSWER-(a) true


3. Which level of government created the Workplace Hazardous Materials Information System ,
WHMIS ?

( a ) Local

( b ) Federal

( c ) Provincial / Territorial - CORRECT 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 - CORRECT ANSWER-( a ) Gases for cutting and welding
( c ) Materials to be welded

( d ) Welding consumables




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 - CORRECT 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 - CORRECT 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 - CORRECT 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 - CORRECT ANSWER-( c ) The clothing , boots ,
gloves , hearing and eye protection worn



4. What is the name for WHMIS symbols ? ( a ) Danger Symbol (

b ) Warning Symbol .


(c ) Hazard Symbol - CORRECT ANSWER-(c ) Hazard Symbol




18. Falling weld spatter can ignite a fire from as high as :

( a ) 5m

( b ) 10 m

( c ) 15 m


( d ) 20 m - CORRECT 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 - CORRECT ANSWER-( a ) Welding arcs

, ( b ) Flames

( c ) Sparks

( e ) Spatter

( g ) Hot slag




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 - CORRECT ANSWER-( b ) Product
labels , material safety data sheets and training .




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 - CORRECT 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 - CORRECT 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 - CORRECT
ANSWER-( d ) Using a voltage reducing device

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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION
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CWB LEVEL 1 WELDING INSPECTOR CERTIFICATION

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