Unit 4: A4 Production in theory
Topic 4.1: Manufacturing techniques Questions
Practice 20 exam-style questions for IB Design Technology Topic 4.1. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1Justify6 marks
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A public bench has a galvanised steel frame and oiled hardwood slats. Justify each finish and say what it costs.
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Which process makes thin plastic packaging trays that hold biscuits, with one good face?
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Why does gluing a battery into a laptop matter at the end of its life?
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Explain how you would place an unfamiliar manufacturing process into one of the five categories, using a saucepan as your example.
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Which process makes a thin-walled plastic shampoo bottle with a narrow neck?
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A laptop manufacturer glues its battery in place and rivets its hinges. Justify each choice, then argue against one of them.
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Why does additive manufacturing suit a run of 800 custom-fitted parts?
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Why does selective laser sintering need no support structures?
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An aircraft manufacturer prints a titanium bracket by powder bed fusion instead of machining it from a billet. Explain why.
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What is the fourth dimension in 4D printing?
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A printed part breaks along a flat horizontal line. What does this indicate?
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Which process makes a large seamless plastic water tank?
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Explain why support material is needed when printing a bracket with an overhanging arm.
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A mass-produced product has 3D printed parts in its development history. What does this usually indicate?
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A UV laser traces each cross-section on the surface of a vat of liquid resin, which hardens. Which technique is this?
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A printer melts a reel of PLA filament and lays it down through a heated nozzle, layer on layer. Which technique is this?
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List two advantages of additive manufacture for the motor-racing industry.
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List two advantages of additive manufacture for the sports footwear industry.
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An acrylic lamp shade is cut from sheet by CNC laser, then heated along lines and folded. Which describes its manufacture?
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A steel shelf bracket is laser cut from flat sheet and then bent to 90 degrees. Which describes its manufacture?
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