IET 226 Midterm Lee
_________ are used to as sketching planes to draw sketches for the sketch-based features.
(reference) plane
You can create points in the Part Design Workbench using the ____________ tool.
(reference) point
Name of file extension of CATIA
.CATpart .CATproduct .CATdrawing
When you start a new file in the Part Design workbench, how many default plane(s) does CATIA V5 provide?
3, xy, yz, zx
The ___________ constraint is used to place two planar faces at a specified angle with respect to each other.
Angle
Benefits of employing CAD in Mechanical Design Perspective
Assists creation, improves quality and communication, provides database for CAM and CAE
Which tool is used to draw parallelogram by specifying the center point?
Centered parallelogram
The _________ tool is used to replace a constraint by another constraint.
Change Constraint
The _________ constraint is used to make two cylindrical surface concentric.
Coincidence or concentricity
Assembly Constraints in CATIA
Coincidence, angle, fix, offset, contact
Commands in Constraints Toolbar of Assembly Design Workbench
Coincidence, contact constraint, offset constraint, angle constraint, fix, fix together
Commands in Product Structure Tool Toolbar of Assembly Design Workbench
Component, product, part, existing component, existing component with positioning, graph tree reordering, generate numbering
What is CFD? List examples of problems solved by CFD?
Computation Fluid Dynamics Fluid and thermal flow analysis
What is CAM and what is major purpose of CAM?
Computer Aided Manufacturing, connection between machining and CAD
What does CATIA stand for?
Computer Aided Three-Dimensional Interactive Application
Type of Primitives
Cone, cylinder, wedge, sphere, torus, box, pyramid
Commands in Constraint Toolbar of Part Design Workbench
Constraint definition, constraint, fix together Constraint definition, constraint, fix together Corner, chamfer, trim, mirror, symmetry, project 3d elements
Which elements are not considered while converting a sketch into a feature?
Construction elements
What is CSG?
Constructve Solid Geometry
What is the Kennel of CATIA?
Convergence Geometric Modeler (Dassault System)
Milestone of CAD system for PC?
Creation of AutoCAD
Geometric Constraints in CATIA
Defines shape of curve and their relationship with other sketch elements
Which geometrical constraints forces the selected element(s) to remain in its position?
Distance, angle, length, fix, xoincidence, parallelism, perpendicular, gorizontal, vertical
Which tool in the Constraint toolbar is used to apply dimensions to a sketch?
Distance, angle, length, radius, diameter
How to invoke Sketcher environment of CATIA V5 to modify an existing sketched elements?
Double click the sketch you want to envoke
The ___________ fillet type is used to smoothly blend the transition surfaces generated from the edges to the fillet vertex.
Edge fillet
Commands in Dress-Up Features Toolbar
Edge fillet, chamfer, draft angle, shell, thickness
What is the benefit of employing the methodology?
Enables greater level of precisions and prevents errors in design process and manufacturing
Why "Parametric Modeling" is important in CAD system?
Essential constraint can be altered by manipulating parameters to determine/modify the shape of the model
To trim the intersecting surfaces, select the ___________ check box in the Edge Fillet Definition dialog box.
Face-face fillet
What s FEA/FEM? What types of solution does it provide?
Finite Element Analysis/Method Structural and thermal analysis
Which tool is used to apply cosmetic threads on plane holes or plane cylindrical shafts?
Helix curve definition or rib
The _________ tool used to turn off the display of the selected components.
Hide/show
What is the three possible dimensions over an inclined line in a sketch.
Length, distance, angle
Which properties of a line can be modified using the Line Definition dialog box?
Line definition
Commands in Move Toolbar of Assembly Design Workbench
Manipulation, snap, explode, stop manipulate on clash
The __________ check box is selected to merge the ends of the rib feature with the surrounding surfaces.
Merge rib ends
The functions of mouse buttons in CATIA (Zoom, Rotate, Pan)
Middle button: pan Middle button + hold right button: rotate Middle button + click right button: zoom
Commands in Transformation Features Toolbar of Part Design Workbench
Mirror, symmetry, translate, rotate, scale, offset
Examples of CAD system utilizing Parasolid Kennel
NX, Solidworks, Solid Edge, MasterCAM
Which check boxes should be selected to add the material of the thin rib feature on both sides of the sketch?
Neutral fiber
Which option is selected by default in the Plane type drop-down list of the Plane Definition dialog box?
Offset from plane in pane definition
HOC Keys in CATIA
Opens the New dialog box: cntrl + n Invokes undo tool: cntrl + z Invoke save: cntrl + s Invoke properties tool: alt + enter Invoke update tool: cntrl + u
What is the benefits of Feature-based Modeling?
Overcome dumb solids, easy to modify, dimensions are parametric, model history available, assembly environments
Commands in Sketch-Based Features Toolbar of Part Design Workbench
Pad, pocket, hole, shaft, groove, rib, slot, solid combine, multi-section solid
Name the three Workbenches covered in class?
Part design, assembly design, drafting
Three major tasks of 3D CAD Design
Part modeling, assembly modeling, drafting
What are the three major interests of Motion Analysis (Kinematics)?
Path Speed (velocity), acceleration
Which is a material removal tool and used to remove material from an existing feature by extracting a sketch up to a given depth?
Which dialog box is used to modify a sketch point?
Point definition
Which of the drop-down is used to invoke the Keyhole Profile tool?
Predefined profile
Two major solid modeling methodologies in modern 3D CAD system
Primitives and sweep
Commands in Profile Toolbar of Part Design Workbench
Profile, rectangle, circle, spline, ellipse, line, axis, point by clicking
The ___________ tool is used to extract the sketch formed by the intersection of the planar or non-planar face with sketch plane.
Project 3d element
Which tool is used to generate a projected view?
Projected view
Commands in View Toolbar of Drafting Workbench
Projection view, offset section view, detail view, slipping view, broken view
Which dialog box is used to specify the user-defined settings to change the view of the model?
Quick view or view mode
Difference between raster graphics and vector graphics?
Raster: Resolution oriented, pixelated, larger files Vector: mathematical formula, not resolution dependent, small files
Which tools are available in the Predefined Profile toolbar?
Rectangle oriented rectangle, parallelogram, elongated hole, cylindrical elongated hole, key hole, polygon, centered rectangle, centered parallelogram
What does the Elongated Hole tool create?
Rectangle with rounded edges
Combination of which elements can be considered as a rectangle?
Rectangle, orientated rectangle, centered rectangle
The ____________ tool is used to measure the length of a line, area of a planar faces, the radius of a circular element, and thickness of a feature.
Ruler or one next to it
What is the Specification Tree?
Shows the modeling history of the part
The _________ tool can be used to move a component and also apply a constraint to it.
Smart move or manipulation
Commands in Sketch Tools Toolbar of Part Design Workbench
Snap to point, construction/standard element, geometrical conraints, dimentional contraints
What is B-Rep (Boundary Representation)? How does it work?
Store boundries locatios an relations
What is Boolean Operation?
Subtraction, adding (unite), intersection
What is the benefit of CATIA'S Bidirectional Associative property?
Switch between workbench/sketching features between workbenches
To create a thin rib feature, select the __________ check box from the Rib Definition dialog box.
Thick profile
Which check box in Rib Definition dialog box is used to create a thin rib feature?
Thick profile
Which tabs in the Hole Definition dialog box is used to define the parameters to create a threaded hole?
Thread definition
Which tool is used to create a fillet feature tangent to three faces?
Tritangent fillet
You can create a multi-section solid feature by using the sections with uneven number of vertices. (True/False)
True, coupling
Which tool can be used to remove the material by blending the sections together?
Under fillet
How is "Parametric Modeling" defined in CAD system?
Use of certain parameters or variables that can be modified to change the output of equation (or system)
Which tool is used to create a variable angle draft?
Variable angle draft
Which tool is used to fillet the sketched elements?
corner
Which tabs of the Multi-Sections Solid Definition dialog box is used to define the guide curves for creating a loft feature?
coupling
Which tool is used to taper the faces of the model?
draft
To create an edge fillet, choose the Face-Face Fillet button from the fillets toolbar. (True/False)
face
You can create a rib feature by using an open profile and an open center curve. (True/False)
false
You cannot apply a different shell thickness value to the faces of the model while creating the shell feature. (True/False)
false
You cannot create a counter drilled hole using the Hole tool. (True/False)
false
You cannot deactivate a feature while working in the Part workbench of CATIA V5. (True/False)
false
You cannot define the pulling direction while creating a rib feature. (True/False)
false
Which tool used to remove materials by revolving a sketch about an axis?
groove
The _________ tool is used to move and rotate a part present inside an assembly.
manipulation
Which tools are available in the Line toolbar?
ne, bisecting line, infinite line
Which tool is used to extrude a sketch?
pad
Which dialog box is used to edit the hatch pattern of a section view?
properties
The __________ tool is used to remove the material by sweeping a section along which center curve.
slot
The edge of a component can be snapped on to the edge of another component by using the _________ tool.
snap
Type of Sweep
sweep, extrusion, revolve, loft
If the parents feature is deleted, the Delete dialog box is displayed. This dialog box provides you with an option to delete the child features. (True/False)
true
In CATIA V5, every model consists of features. These features, in some way or the other, are related to each other. (True/False)
true
Which state of a sketch is the most stable? (Three stages of Sketch)
under-constrained, over-constrained, iso-constrained