WorksheetsCADD MODELLING Round - 1
Total questions: 15
Worksheet time: 8mins
In today’s time the product life cycle has become
Long
Short
Indifferent
None of these
_______ method proves to be efficient in the scan-conversion of straight lines.
Raster Algorithm
DDA Algorithm
Bresenham’s line algorithm
Frame Algorithm
Which of the following uses the vertices as control points for approximating the generated curve?
B-Splines
Bezier curves
Wireframe modeling
None of these
The number of tangents required to describe cubic spline is
0
1
2
3
Surface modeling system contains definition of
Surfaces
Vertices
Edges
All of these
Product design is mainly?
Bottom-down approach
Top-down approach
Face-down approach
Subassembly approach
Which of the following is a file extension used for an AutoCAD file?
.dwg
.stl
.prt
.asm
A graphics method in which one object is transformed into another
Animation
Morphing
Designing
Graphics art
GIF means
Graphic Information
File Graphic Information
Format Graphic Interchange
Format Graphic Interchange File
Simplify the scale factor of viewport transformation for x coordinate.
Sx = (svmax – svmin)/ (swmax – swmin)
Sx = (svmax – svmin)/ (swmax + swmin)
Sx = (svmin – svmax)/ (swmax – swmin)
Sx = (svmax + svmin)/ (swmax – swmin)
The function of the fractals are
Generate image of natural object
Viewing of various mathematical system
Viewing of various physical system
All of these
Inspect the features of PHIGS.
PHIGS may be generated graphical model and mainly used in high functional systems.
PHIGS are generated physical model and mainly used in low functional systems.
PHIGS are generated assembly model and used in medium functional systems.
PHIGS are generated assembly and physical model of the product and not used in high functional systems.
The inference the suitable order of data exchange format.
Header, Table, Block, Entities and End
Entities, Header, Table, Block and End
Block, Entities, Header, Table and End
Header, Block, Entities, Table and End
Concurrent Engineering deals with carrying out the following activities at the same time while designing the product:
Design and Sales
Manufacturing and Sales
Design and Re-engineering
Design and Manufacturing
Use of computer systems to perform certain functions in the design process is known as
CAD
CAM
DFM
All of these
