Question 1

Define polygonal modeling.

Accepted Answer

. Polygonal modeling is basic form of surface modeling that produces lower quality surfaces without precise curvature control.

Question 2

Describe a digital prototype.

Accepted Answer

. A digital prototype is a computer-generated model or original design that has not been released for production. The most common and useful digital prototype is a 3-D solid model.

Question 3

Define computer-aided engineering (CAE).

Accepted Answer

. Computer-aided engineering (CAE) is the method of using computers in design, analysis, and manufacturing of a product, process, or project.

Question 4

Describe a solid model.

Accepted Answer

. A solid model is the most co

Question 5

Define prototype.

Accepted Answer

. A prototype is a functional

Question 6

Discuss the difference between under-constrained, fully constrained, and over-constrained.

Accepted Answer

. An under-constrained design includes c

Question 7

Define ergonomics.

Accepted Answer

. Ergonomics is the

Question 8

What is a symbol library?

Accepted Answer

. A symbol library i

Question 9

Define and give another name for geometric constraints.

Accepted Answer

. Geometric constraints, also

Question 10

List at least four ways you can use layers to increase produc- tivity and add value to a drawing.

Accepted Answer

. Assign each layer a unique color, line

Question 11

Briefly describe the Cave Automatic Virtual Environment (CAVE).

Accepted Answer

. The Cave Automatic Virtual E

Question 12

3-D is the abbreviation for what? Describe a 3-D view.

Accepted Answer

3-D is the abbreviation for th

Question 13

Define product life cycle management (PLM).

Accepted Answer

. PLM is the method of managin

Question 14

Briefly describe a surface model.

Accepted Answer

. A surface model co

Question 15

Define layers.

Accepted Answer

. Layers are elements of the d

Question 16

Describe a wireframe model.

Accepted Answer

A wireframe model is the most

Question 17

Briefly describe dimensional constraints.

Accepted Answer

. Dimensional constraints are

Question 18

Describe and give another name for catalog feature.

Accepted Answer

. A catalog feature, also know

Question 19

Define inverse kinematics (IK). 59728_ch03_EOC_ptg01.indd 1 03/02/16 10:19 am

Accepted Answer

. Inverse kinematics

Question 20

Define hardware and give at least three examples of hardware.

Accepted Answer

Hardware includes the physical

Exam 3: Computer-Aided Design and Drafting Cadd

Define polygonal modeling.

Describe a digital prototype.

Define computer-aided engineering (CAE).

Describe a solid model.

Define prototype.

Discuss the difference between under-constrained, fully constrained, and over-constrained.

Define ergonomics.

What is a symbol library?

Define and give another name for geometric constraints.

List at least four ways you can use layers to increase produc- tivity and add value to a drawing.

Briefly describe the Cave Automatic Virtual Environment (CAVE).

3-D is the abbreviation for what? Describe a 3-D view.

Define product life cycle management (PLM).

Briefly describe a surface model.

Define layers.

Describe a wireframe model.

Briefly describe dimensional constraints.

Describe and give another name for catalog feature.

Define inverse kinematics (IK). 59728_ch03_EOC_ptg01.indd 1 03/02/16 10:19 am

Define hardware and give at least three examples of hardware.

Introduction to Engineering Drawing and Design Test

Drafting Equipment, Media, and Reproduction Methods

Manufacturing Materials and Processes

Sketching Applications

Lines and Lettering

Drafting Geometry

Multiviews

Auxiliary Views

Dimensioning

Fasteners and

Sections, Revolutions, and Conventional Breaks

Geometric Dimensioning and Tolerancing

Pictorial Drawings and Technical Illustrations

Working Drawings

Mechanisms: Linkages, Cams, Gears, and Bearings

Belt and Chain Drives

Welding Processes and Representations

Precision Sheet Metal Drafting

Electrical and Electronic Drafting

Industrial Process Piping

Structural Drafting

Heating, Ventilating, and Air-Conditioning Hvac, and Pattern Development

Civil Drafting Problems

Filters