Computer Aided Design (3161903) MCQs

MCQs of Mathematical Representation of Solids

Showing 11 to 20 out of 26 Questions
11.
Which one is the most ambiguous model from the following?
(a) Surface model
(b) Solid model
(c) Wireframe model
(d) none of the above
Answer:

Option (c)

12.
Which solid modeling technique is used to define numerous families of objects with a limited set of parameter values?
(a) Generalized Sweeps
(b) Spatial Occupancy Enumeration
(c) Cellular Decomposition
(d) Pure Primitive Instancing
Answer:

Option (d)

13.
Under which technique, 3D objects are divided up into cubical cells at a particular resolution?
(a) Pure Primitive Instancing
(b) Generalized Sweeps
(c) Spatial Occupancy Enumeration
(d) none of the above
Answer:

Option (c)

14.
From the following, which method is also called as the Building Block Approach?
(a) Cellular Decomposition
(b) Spatial Occupancy Enumeration
(c) Generalized Sweeps
(d) Constructive Solid Geometry
Answer:

Option (d)

15.
Structuring and combining the primitives of the solid model in the graphics database, is achieved by the use of ____________.
(a) FEA
(b) transformations
(c) boolean operations
(d) none of the above
Answer:

Option (c)

16.

It is easy to construct a precise solid model out of regular solid primitives by___________.

(a)

adding the components

(b)

subtracting the components

(c)

intersecting the components

(d)

All of the mentioned

Answer:

Option (d)

17.
The data representation of CSG objects is represented by_________.
(a) a binary tree
(b) a boolean operation
(c) a primitive
(d) none of the above
Answer:

Option (a)

18.
____________ is an extension of the wireframe model with additional face information added.
(a) CSG
(b) B-rep
(c) Loft
(d) none of the above
Answer:

Option (b)

19.
For 3D modeling of automobile body styling, which of the following is a preferred technique?
(a) Constructive Solid Geometry
(b) Pure Primitive Instancing
(c) Boundary Representation
(d) Spatial Occupancy Enumeration
Answer:

Option (c)

20.
Which of the following uses a number of two-dimensional profiles for generating a three-dimensional object?
(a) Tweaking
(b) Lofting
(c) Filleting
(d) none of the above
Answer:

Option (b)

Showing 11 to 20 out of 26 Questions