Free AWS-CWI Quiz Practice questions with answers

Are you preparing for the AWS-CWI (Certified Welding Inspector) certification exam? Looking for a comprehensive resource to test your knowledge and practice with real exam-like questions? You’ve come to the right place!

Practice below AWS-CWI Latest questions 40 question quiz with answer to check your knowledge before the final exam.

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AWS-CWI Quiz Practice questions with answers

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1) What is the purpose of a welding symbol on a technical drawing?

A) Indicate the type of base material

B) Specify the welding process

C) Determine the weld size

D) Provide information about the weld quality

E) None of the above

2) What is the recommended method for controlling distortion in a welded structure?

A) Preheating the base material

B) Using smaller weld beads

C) Welding in a sequential manner

D) None of the above

3) What is the purpose of a non-destructive examination (NDE) in welding?

A) To evaluate the mechanical properties of the weld

B) To check for surface defects in the weld

C) To assess the welder’s skill level

D) To measure the dimensions of the weld

E) To analyze the chemical composition of the weld

4) Which type of welding joint is commonly used for joining pipes?

A) Butt joint

B) Lap joint

C) T-joint

D) Corner joint

E) Edge joint

5) What is the primary advantage of using a double-sided groove weld?

A) Higher strength

B) Improved appearance

C) Increased welding speed

D) Reduced distortion

E) None of the above

6) What is the recommended method for cleaning the surface of the base metal before welding?

A) Grinding

B) Sanding

C) Chemical cleaning

D) Wire brushing

E) None of the above

7) What is the purpose of a welder’s qualification test?

A) To determine the welder’s skill level

B) To assess the welder’s physical fitness

C) To evaluate the welder’s equipment

D) To check the welder’s certifications

E) To calculate the welding cost

8) What is the purpose of a root pass in welding?

A) To provide a clean surface for welding

B) To remove impurities from the base metal

C) To create a strong bond between the base metal and the filler material

D) To ensure proper penetration and fusion at the root of the joint

E) To control the heat input during welding

9) What is the purpose of post-weld heat treatment (PWHT)?

A) Reduce residual stress

B) Increase weld strength

C) Improve weld appearance

D) None of the above

10) Why is there an increasing need for weld quality?

A) Safety

B) Economics

C) Less conservative design

D) Government regulations

E) All of the above

11) What is the purpose of preheating in welding?

A) To increase the welding speed

B) To reduce distortion

C) To improve ductility

D) To remove impurities

E) To minimize residual stresses

12) What is the minimum required preheat temperature for welding carbon steel thicker than 1 inch?

A) 100°F

B) 200°F

C) 300°F

D) 400°F

E) 500°F

13) What is the purpose of a tack weld?

A) Provide temporary alignment and fixation

B) Create a strong permanent joint

C) Increase weld penetration

D) None of the above

14) Which welding process uses a non-consumable tungsten electrode?

A) Shielded Metal Arc Welding (SMAW)

B) Gas Metal Arc Welding (GMAW)

C) Flux-Cored Arc Welding (FCAW)

D) Tungsten Inert Gas (TIG) Welding

E) Submerged Arc Welding (SAW)

15) What is the recommended method for protecting welders from hazardous fumes?

A) Use local exhaust ventilation

B) Wear a respirator

C) Work in a well-ventilated area

D) All of the above

E) None of the above

16) What is the purpose of a post-weld inspection?

A) Identify defects and ensure weld quality

B) Determine the welder’s qualifications

C) Calculate the welding cost

D) None of the above

17) What is the purpose of a welding helmet?

A) Protect the welder’s eyes from harmful radiation

B) Provide respiratory protection

C) Improve visibility during welding

D) Store welding accessories

E) None of the above

18) What is the recommended method for removing slag from the surface of a completed weld?

A) Wire brushing

B) Grinding

C) Chipping

D) None of the above

19) Which welding process uses a consumable electrode that also serves as the filler material?

A) Gas tungsten arc welding (GTAW)

B) Shielded metal arc welding (SMAW)

C) Flux-cored arc welding (FCAW)

D) Gas metal arc welding (GMAW)

E) Submerged arc welding (SAW)

20) Should weld quality control only begin after welding has been started?

A) True

B) False

C) It should be

D) Never

E) Any of the above

21) What is the most important quality of a welding inspector?

A) Graduation from a vocational welding program

B) An engineering degree

C) An associates degree

D) Professional attitude

E) Hold a certified welder certificate

22) Which welding process is suitable for underwater welding?

A) Gas Metal Arc Welding (GMAW)

B) Flux-Cored Arc Welding (FCAW)

C) Tungsten Inert Gas (TIG) Welding

D) Submerged Arc Welding (SAW)

E) Shielded Metal Arc Welding (SMAW)

23) What is the minimum required preheat temperature for welding stainless steel?

A) 100°C

B) 150°C

C) 200°C

D) 250°C

24) What is the purpose of a consumable electrode in welding?

A) Provide filler material

B) Generate shielding gas

C) Control welding current

D) Reduce distortion

E) None of the above

25) What are the vision requirements for a CWI’s near vision acuity?

A) Jaeger J1 at not less than 24 in

B) Jaeger J2 at not less than 12 in

C) Jaeger J2 at not less than 12 in, with or without corrective lenses

D) The inspector cannot wear glasses

E) 20/20 vision

26) What is the purpose of back purging in welding?

A) Prevent oxidation of the weld

B) Enhance weld penetration

C) Increase travel speed

D) None of the above

27) How often should a welding machine be inspected and calibrated?

A) Every month

B) Every year

C) Every 5 years

D) Only when it malfunctions

28) Which welding process uses a non-consumable tungsten electrode and an inert gas shield?

A) Shielded metal arc welding (SMAW)

B) Flux-cored arc welding (FCAW)

C) Gas tungsten arc welding (GTAW)

D) Gas metal arc welding (GMAW)

E) Submerged arc welding (SAW)

29) What does the acronym KASH stand for?

A) Knowledge, attitude, skills, habits

B) Key, assurance, standards, health

C) Keep, analyze, study, help

D) Keep, attitude, skills, habits

E) None of the above

30) What is the minimum required interpass temperature for welding high-strength low-alloy (HSLA) steel?

A) 100°C

B) 150°C

C) 200°C

D) 250°C

31) What is the purpose of preheating the base material before welding?

A) Prevent cracking

B) Increase weld strength

C) Enhance weld appearance

D) Reduce welding time

E) None of the above

32) What is the difference between a fillet weld and a groove weld?

A) Geometry of the joint

B) Type of electrode used

C) Welding technique

D) None of the above

33) What is the purpose of a welding procedure specification (WPS)?

A) Provide guidelines for welding operations

B) Specify the type of welding machine to be used

C) Determine the cost of welding

D) None of the above

34) What are the three welding inspector certifications discussed in AWS QC1?

A) CWI, CAWI, BWI

B) CWI, CAWI, SCWI

C) SCWI, CWI, ACWI

D) Levels I, II, and III

E) None of the above

35) Where can you find the rules for the CWI certification program?

A) AWS 5.5

B) AWS D1.1

C) AWS QC1

D) AWS 5.1

E) AWS 14.1

36) What is the purpose of a welder qualification test?

A) Assess welder’s skills and ability

B) Determine the cost of welding materials

C) Verify the welding machine calibration

D) None of the above

37) What is the purpose of a welder’s logbook?

A) Document welding parameters and activities

B) Record the cost of welding consumables

C) Provide a platform for artistic expression

D) None of the above

38) Which welding process uses a shielding gas to protect the weld from atmospheric contamination?

A) Flux-cored arc welding (FCAW)

B) Gas tungsten arc welding (GTAW)

C) Gas metal arc welding (GMAW)

D) Shielded metal arc welding (SMAW)

E) Submerged arc welding (SAW)

39) What is the recommended method for measuring weld penetration?

A) Radiographic testing

B) Ultrasonic testing

C) Dye penetrant testing

D) Visual inspection

E) None of the above

40) Which welding process is commonly used for joining aluminum?

A) Shielded Metal Arc Welding (SMAW)

B) Gas Metal Arc Welding (GMAW)

C) Flux-Cored Arc Welding (FCAW)

D) Tungsten Inert Gas (TIG) Welding

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Restart quiz

1. What is the purpose of a consumable electrode in welding?
   • A: Provide filler material
   • B: Generate shielding gas
   • C: Control welding current
   • D: Reduce distortion
   • Correct Answer: A
2. Which welding process uses a non-consumable tungsten electrode?
   • A: Shielded Metal Arc Welding (SMAW)
   • B: Gas Metal Arc Welding (GMAW)
   • C: Flux-Cored Arc Welding (FCAW)
   • D: Tungsten Inert Gas (TIG) Welding
   • Correct Answer: D
3. What is the primary advantage of using a double-sided groove weld?
   • A: Higher strength
   • B: Improved appearance
   • C: Increased welding speed
   • D: Reduced distortion
   • Correct Answer: A
4. What is the purpose of a welding symbol on a technical drawing?
   • A: Indicate the type of base material
   • B: Specify the welding process
   • C: Determine the weld size
   • D: Provide information about the weld quality
   • Correct Answer: D
5. Which type of welding joint is commonly used for joining pipes?
   • A: Butt joint
   • B: Lap joint
   • C: T-joint
   • D: Corner joint
   • Correct Answer: A
6. What is the recommended method for protecting welders from hazardous fumes?
   • A: Use local exhaust ventilation
   • B: Wear a respirator
   • C: Work in a well-ventilated area
   • D: All of the above
   • Correct Answer: D
7. What is the purpose of preheating the base material before welding?
   • A: Prevent cracking
   • B: Increase weld strength
   • C: Enhance weld appearance
   • D: Reduce welding time
   • Correct Answer: A
8. Which welding process is suitable for underwater welding?
   • A: Shielded Metal Arc Welding (SMAW)
   • B: Gas Metal Arc Welding (GMAW)
   • C: Flux-Cored Arc Welding (FCAW)
   • D: Tungsten Inert Gas (TIG) Welding
   • Correct Answer: D
9. What is the recommended method for measuring weld penetration?
   • A: Radiographic testing
   • B: Ultrasonic testing
   • C: Dye penetrant testing
   • D: Visual inspection
   • Correct Answer: A
10. What is the purpose of a welding helmet?
    • A: Protect the welder’s eyes from harmful radiation
    • B: Provide respiratory protection
    • C: Improve visibility during welding
    • D: Store welding accessories
    • Correct Answer: A

Our meticulously crafted practice questions cover a wide range of topics that align with the AWS-CWI exam syllabus.

Whether you’re aiming to become a certified welding inspector or want to enhance your existing knowledge, these practice questions will serve as an invaluable tool in your exam preparation journey.

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Each question is accompanied by detailed explanations and references to relevant codes and standards, enabling you to understand the reasoning behind the correct answers.

By regularly practicing with these quiz questions, you’ll gain confidence in your knowledge and familiarize yourself with the exam format, question types, and time constraints. This targeted preparation will significantly increase your chances of success when sitting for the AWS-CWI certification exam.