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Question 1
Which pattern development method is used for an object whose two ends are identical and whose bend (element) lines are all parallel, such as a square gutter or a plain cylinder?
Correct Answer:
Parallel line development
Question 2
Radial line development is the correct method for developing the pattern of which of the following objects?
Correct Answer:
A right cone
Question 3
A square-to-round transition piece (for example a duct connector between a square fan outlet and a round pipe) is best developed using which method?
Correct Answer:
Triangulation
Question 4
In parallel line development, what is the 'stretch-out line'?
Correct Answer:
A line equal to the true outside perimeter (circumference) of the object laid out straight
Question 5
When developing the pattern of a cylinder of 100 mm diameter, what total length should the stretch-out line be (use pi = 3.142)?
Correct Answer:
314.2 mm
Question 1
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About this Exam

Prepare with the Sheet Metal Worker Trade Test Practice Questions - South Africa Artisan Trade Test - Sheet Metal Worker (QCTO NAMB) Exam practice quiz. This question bank includes 100 questions covering sheet, metal, steel, seam, and pattern. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Sheet Metal Worker Trade Test Practice Questions - South Africa Artisan Trade Test - Sheet Metal Worker (QCTO NAMB) Exam

This practice set contains 100 questions from the matching question bank and focuses on sheet, metal, steel, seam, and pattern. 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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