Question 1
What is the minimum shade number for an arc welding helmet filter lens recommended by ANSI Z49.1 for shielded metal arc welding (SMAW) at 60-160 amps?
Correct Answer:
Shade 10
Question 2
How long must a fire watch remain at the welding area after hot work is completed, per NFPA 51B and OSHA 1910.252?
Correct Answer:
30 minutes
Question 3
Which gas produced during welding can displace oxygen in confined spaces and cause asphyxiation?
Correct Answer:
Argon
Question 4
What is the primary hazard of welding on galvanized (zinc-coated) steel without proper ventilation?
Correct Answer:
Metal fume fever from zinc oxide fumes
Question 5
What color identifies an oxygen hose used in oxyfuel cutting?
Correct Answer:
Green
Question 1
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About this Exam

Prepare with the NCCER Welding Practice Questions - NCCER Welding (Levels 1-3) Exam practice quiz. This question bank includes 100 questions covering welding, weld, steel, cutting, and carbon. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NCCER Welding Practice Questions - NCCER Welding (Levels 1-3) Exam

This practice set contains 100 questions from the matching question bank and focuses on welding, weld, steel, cutting, and carbon. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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