Engineering design and prototyping

Question 1 of 10

3D printing is useful in prototyping mainly because it

A. makes complex parts quickly without special tooling B. is the cheapest way to make millions of parts C. only prints paper D. needs no design file

Question 2 of 10

Iteration in design means

A. repeating the design cycle to improve the product B. stopping after one try C. copying another design D. ignoring tests

Question 3 of 10

A quick, low-cost model used to test an idea early is a

A. low-fidelity prototype B. final product C. patent D. invoice

Question 4 of 10

CAD stands for

A. Computer-Aided Design B. Central Automated Drawing C. Computer Analogue Device D. Construction And Design

Question 5 of 10

A design specification should be

A. measurable and clear B. vague C. secret D. unlimited

Question 6 of 10

A design constraint is

A. a limit the design must work within, such as budget B. a design feature C. a finished product D. a test result

Question 7 of 10

Repeatedly testing a design and improving it is called

A. iterative design B. mass production C. reverse engineering D. quality inspection only

Question 8 of 10

3D printing builds objects by

A. adding material layer by layer B. cutting away material C. casting in moulds only D. welding sheets

Question 9 of 10

Finite element analysis (FEA) is used to

A. predict stresses and deformations in a design B. draw logos C. price products D. write code only

Question 10 of 10

Simulation software allows engineers to

A. test designs virtually before building B. avoid design C. only draw pictures D. print money

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New set of questions

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.

Past questions, worked solutions and curriculum-mapped study material for JHS and SHS students and teachers in Ghana.

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