# Prototypes And Modeling: Question Preview (ID: 11812)

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Conceptual, physical and mathematical models are used to: |
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a) define criteria for a solution | b) determine trade-offs | c) train designers | d) evaluate design solutions | |

Sketching is a tool used in the creation of what type of models? |
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a) conceptual | b) physical | c) mathematical | d) psychological | |

Isometric, oblique, perspective and orthographic are different types of: |
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a) mathematical processes | b) modeling techniques | c) technical sketches/drawings | d) electronic tests | |

Mock ups and prototypes are different types of: |
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a) psychological models | b) conceptual models | c) physical models | d) mathematical models | |

Mathematical modeling aids in technological design by simulating how: |
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a) a solution should be designed | b) a proposed system might behave | c) physical models should be built | d) designs should be used | |

Mathematical models allow engineers and designers to express ideas: |
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a) physically | b) conceptually | c) randomly | d) precisely | |

A characteristic of a 3D model that a 2D model does not have is: |
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a) volume | b) surface area | c) height | d) width | |

The mathematical formula for the area of a triangle is: |
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a) A = length x width | b) A = base x ½ (height) | c) A = Π x radius2 | d) A = length x width x height | |

The mathematical formula for the volume of a pyramid is: |
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a) V = length x width x height | b) V = Cube of Diameter x .5236 | c) V = Area of Base x 1/3 Perpendicular Height | d) V = Square of Diameter x Length x .7854 | |

____________________ drawings are three dimensional representations of an object where the object lines converge on one or more points. |
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a) Isometric | b) Oblique | c) Perspective | d) Orthographic | |

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