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WorksheetsCADM QUIZ 1
Total questions: 60
Worksheet time: 30mins
The process used to Design, Modify and Analyze the design
CAD
CAM
CAD/CAM
None of the above
The cycle through which a product goes from development to retirement is called
CAM
PRODUCT CYCLE
PRODUCT LIFE CYCLE
BOTH B AND C
_______refers to the study of chronological structure of design projects.
Shighely model
Pahl and beitz model
Morphology design
Ohsuga model
_____is the process of determining the visible portion of the drawing lying within a window and discarding the rest.
Engineering analysis
Clipping
Transformation
Assembling
____is a methodology of restructuring the product development activity in a manufacturing organisation using a cross functional team approach.
Zooming transformation
Engineering graphics
Sequential engineering
Concurrent engineering
the transformation which maps he world coordinate to normalised device coordinate is called
Normalisation transformation
Working transformation
Scaling transformation
None of the above
____is the area on the screen in which the contents of the window are to be displayed as an image
Window
Clipping
Viewport
Viewpoint
the single transformation obtained by combining various other transformations linked together to perform a task is called
Windowing transformation
Concatenation transformation
Working transformation
Workstation transformation
The process of creating an object in the computer by using basic primitives such as points,lines,arc,circle,etc is called
Scaling
Viewing
Modelling
Clipping
the transformation applied to change the scale of an entity is called
Scaling
Viewing
Viewpoint
Morphology
The system associated with CAD is
Direct numerical control
Computer numerical control
Both a and b
CAM
the other name for sequential approach is
Over wall
Across the wall
Both a and b
Parallel engineering
the movement of an object from one position to another position is called
Reflection
Scaling
Transformation
Translation
_____refers to the looking of the model in various angles, zooming, orthographic views
Viewpoint
Viewing
Viewport
Viewing transformation
___is an imaginary rectangular frame or boundary through which the user looks into the model
Clipping
Window transformation
Zooming
Window
the first type of design process followed in CAD was
Ohsuga method
Shighley method
Pahl and Beitz method
Earle method
The process of turning on the pixels for a line segment is called
Vector generation
Line generation
Polar generation
None of the above
The viewing transformation in which no rotation is applied is called
Translation
Windowing transformation
Viewing transformation
Scaling
the types of 2D geometric transformation are
Zooming transformation
Reflection transformation
Windowing and viewing transformation
All of the above
DDA stands for
Digital Drawing Analyser
Digital Differential Analyser
Digital Deformation Analyser
Digital Division Analyser
_____method is an improvement over DDA algorithm
Ohsuga
Earle
Bresenham
Pahl and Beitz
In_____production,the production process generally follows a specific sequence
Job
Mass
Batch
Continuous
Electronics, electricals, automobiles industries follow which type of production
Process
Mass
Continuous
Job
___is the sequence of operations which transforms the given materials into desired products
System
Production system
CAM
Production
_____may be defined as the process of creation,storage and manipulation of drawings with the help of computer
Scaling
Transformation
Computer graphics
Modeling
A transformation that produces distortion of an object or an entire image is
Viewport transformation
Shearing transformation
Viewpoint transformation
None of the above
Another name of concurrent engineering is
Parallel engineering
Simultaneous engineering
Over wall
Both a and b
In_____approach,the entire assembly is first designed and individual designs are designed later
Top to bottom
Bottom up
Top down
Bottom to top
_____transformation is useful in constructing symmetric models
Reflection
Windowing
Viewpoint
Clipping
The formula for zooming transformation is
scaling+translation+clipping
(scaling+translation)-clipping
scaling-(translation+clipping)
(scaling+clipping)-translation
Select the types of geometric modeling
wire frame modeling
surface modeling
solid modeling
all the above
In wire frame modeling the object is represented by ______
edge
face
vertices
point
Developing manufacturing codes for automobile panels are the application of ________ modeling
surface
wire frame
solid
none of the above
which is not a solid model ?
bounded
homogenous 3 dimensional
heterogenous 3 dimensional
finite
which among these are the true 3 dimensional representation of an object ?
solid model
surface model
wire frame model
all the above
Hybrid method is a combination of
B-rep & CSG
B-rep & C-rep
CSG & C-rep
none of the above
Full form of CSG is ______
constructive solid geometry
combined solid geometry
constructive surface geometry
combined surface geometry
The halfspace equation for planar is
{(x,y,z):z<0}
{(x,y,z):z>0}
{(x,y,z):z=0}
none of the above
Features that is not available in typical solid modeling software is
Extrude
Mirror
Trim
Pull
A menu which displays menu in pictorial form is _____
button menu
tablet menu
icon menu
screen menu
Sectional planes can be indicated through _________
cross hatching
plotting
dimensioning
display
________ is helpful to the designer to estimate distance on the screen
screen size
scaling
grid
snap
Euler-poin care formula for checking a validity of a B-rep model is
F-E+V-L=2(B-G)
F+E+V-L=2(B-G)
F+E+V+L=2(B+G)
F-E-V-L=2(B-G)
UNDO command is given by
Ctrl + Z
Ctrl + Y
Ctrl + A
Ctrl + 8
Enlarge or shrink an object is given by _______ Command
SCALE
FILLET
STRETCH
CHANGE
_______ is a continuous map from 1 dimensional space to n-dimensional space
circle
curve
line
ponit
Shortest distance between two points is ________
line
circle
curve
none of this above
The minimum order polynomial that can gurantee the generation of curves is ________
cubic polynomial
quadratic polynomial
all the above
none of the above
The shape of _____ curve is controlled by its defining points.
spline
bezier
cubic spline
all the above
when the spacing between knot values is constant, the resulting curve is called as ________
open uniform B-spline curve
non uniform B-spline curve
uniform B-spline curve
non of the above
The curve which can be described by analytical equation is known as __________
synthetic curve
approximated curve
B-spline curve
analytical curve
The ratio of two polynomials is known as _________
non rotational curve
rotational curve
B-spline curve
synthetic curve
The ratio of one polynomials is known as __________
B-spline curve
analytical curve
non rotational curve
rotatinal curve
The curves which are represented by splines and Bezier curves are called as _____________
analytical curves
synthetic curves
non rotational curve
rotational curve
The curves which are represented by simple mathematical equation is known as ____________
interpolated curve
approximated curve
analytical curve
synthetic curve
which is not a surface entites used in surface modeling?
plane surface
ruled surface
surface of revolution
mirror surface
Linear interpolation between two different boundary curves that defines the surface is known as _________
Bezier surface
ruled surface
fillet surface
offset surface
Development of surface for cutting shoe leather, glass marking etc are the applications of ________
solid modeling
all the above
surface modeling
none of the above
Find a irrelevant statement of Bezier curve .
it is easy to enumerate points on surface
Bezier patch meshes are directly difficult to render
possible to describe complex shapes
easy to find intersections
Topological data refers to ____________________________
connectivity and associatively of the object entities
dis connectivity and associatively of the object entities
all the above
none of the above
