IET 226 Midterm Exam Questions and
Answers Graded A+
Difference between raster graphics and vector graphics? - Correct answer-Raster:
Resolution oriented, pixelated, larger files
Vector: mathematical formula, not resolution dependent, small files
Benefits of employing CAD in Mechanical Design Perspective - Correct answer-
Assists creation, improves quality and communication, provides database for CAM
and CAE
Three major tasks of 3D CAD Design - Correct answer-Part modeling, assembly
modeling, drafting
What is CAM and what is major purpose of CAM? - Correct answer-Computer
Aided Manufacturing, connection between machining and CAD
What s FEA/FEM? What types of solution does it provide? - Correct answer-Finite
Element Analysis/Method
Structural and thermal analysis
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, What is CFD? List examples of problems solved by CFD? - Correct answer-
Computation Fluid Dynamics
Fluid and thermal flow analysis
What are the three major interests of Motion Analysis (Kinematics)? - Correct
answer-Path Speed (velocity), acceleration
Milestone of CAD system for PC? - Correct answer-Creation of AutoCAD
What does CATIA stand for? - Correct answer-Computer Aided Three-
Dimensional Interactive Application
What is the Kennel of CATIA? - Correct answer-Convergence Geometric Modeler
(Dassault System)
Examples of CAD system utilizing Parasolid Kennel - Correct answer-NX,
Solidworks, Solid Edge, MasterCAM
Two major solid modeling methodologies in modern 3D CAD system - Correct
answer-Primitives and sweep
Type of Primitives - Correct answer-Cone, cylinder, wedge, sphere, torus, box,
pyramid
Type of Sweep - Correct answer-sweep, extrusion, revolve, loft
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
Answers Graded A+
Difference between raster graphics and vector graphics? - Correct answer-Raster:
Resolution oriented, pixelated, larger files
Vector: mathematical formula, not resolution dependent, small files
Benefits of employing CAD in Mechanical Design Perspective - Correct answer-
Assists creation, improves quality and communication, provides database for CAM
and CAE
Three major tasks of 3D CAD Design - Correct answer-Part modeling, assembly
modeling, drafting
What is CAM and what is major purpose of CAM? - Correct answer-Computer
Aided Manufacturing, connection between machining and CAD
What s FEA/FEM? What types of solution does it provide? - Correct answer-Finite
Element Analysis/Method
Structural and thermal analysis
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, What is CFD? List examples of problems solved by CFD? - Correct answer-
Computation Fluid Dynamics
Fluid and thermal flow analysis
What are the three major interests of Motion Analysis (Kinematics)? - Correct
answer-Path Speed (velocity), acceleration
Milestone of CAD system for PC? - Correct answer-Creation of AutoCAD
What does CATIA stand for? - Correct answer-Computer Aided Three-
Dimensional Interactive Application
What is the Kennel of CATIA? - Correct answer-Convergence Geometric Modeler
(Dassault System)
Examples of CAD system utilizing Parasolid Kennel - Correct answer-NX,
Solidworks, Solid Edge, MasterCAM
Two major solid modeling methodologies in modern 3D CAD system - Correct
answer-Primitives and sweep
Type of Primitives - Correct answer-Cone, cylinder, wedge, sphere, torus, box,
pyramid
Type of Sweep - Correct answer-sweep, extrusion, revolve, loft
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
