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CAD/CAM Final Exam Review Exam Questions and Answers (Graded A)
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CAD/CAM Final Exam Review Exam Questions and Answers (Graded A)
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M Final ECAD/CAxam Review Questions and AnswersSolved
1.What is the one question that a solid modeling application needs to be
able to answer?: Is an arbitrary 3D point (x,y,z) within the part or
assembly or is it outside the part or assembly?
2.Which of the following are solid modeling algorithms used to mathematical- ly define whether an arbitrary point is inside or outside of a solid?
a.Boundary Representation
b.Ray Tracing
c.Constructive Solid Geometry
d.Wire-Frame Model: a. Boundary Representation c. Constructive Solid Geometry
3.List at least three purposes of CAD software:: 1. CAD systems can be used to generate realistic renderings or visualizations of a part or assembly
2.CAD models are often used by finite element software to analysis a design
3.CAD files are used as a means to communicate design information
between design teams or between suppliers and their customers
4.Which of the following are required for drawings based on the GD&T stan- dards (choose all that apply)?
a.All dimensions that are not reference dimensions must have a tolerances
b.Plus/minus and limit tolerances are not allowed with GD&T.
c.Descriptions of manufacturing processes should be included whenever they are known.
d.Basic dimensions should be enclosed in a rectangle and their tolerances are controlled by a feature control frame.: a. All dimensions that are not reference dimensions must have a tolerance.
d. Basic dimensions should be enclosed in a rectangle and their tolerances are controlled by a feature control frame.
5.Which symbol below is the third-angle projection symbol? O |=|
|=| O: O|=|
6.Which of the following geometric controls require at least one datum refer- ence to be specified (select all that apply)?
a.Angularity
b.Position c.Flatness
d.Perpendicularity: a. Angularity
b. Position
d. Perpendicularity
7.Which of the following are true for the datums listed in a feature control frame (select all that apply)?
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