Computer Graphics NPTEL Assignment 2 Answers
Course Name: Computer Graphics NPTEL
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These are the solution of Computer Graphics NPTEL Assignment 2 Answers
Q1. Space-partitioning methods include techniques such as constructive solid geometry.
a. True
b. False
Answer: a. True
Q2. Quadric surfaces refers to those objects, which (or the surface of which) are described with degree 3 equations (i.e., cubic equations).
a. True
b. False
Answer: b. False
Q3. The idea of fitting a set of control points with several polynomials to generate curve is called _________.
a. Spline
b. Point
c. Boundary
Answer: a. True
Q4. De Casteljau algorithm used to generate ________.
a. Bezier line
b. Bezier curves
c. Bezier surface
d. Bezier control point
Answer: b. False
Q5. Techniques that represent an object by representing the individual object surfaces are ____________.
a. Point sample representation
b. Boundary representation
c. Sweep representation
Answer: b. Boundary representation
These are the solution of Computer Graphics NPTEL Assignment 2 Answers
Q6. Natural cubic splines are examples of interpolating splines
a. True
b. False
Answer: a. True
Q7. Natural cubic spline are made up of pieces of __________________ degree polynomial.
a. first
b. second
c. third
d. fourth
Answer: c. third
Q8. Spline refers to ___________________ of several polynomials.
a. difference
b. joining
c. division
d. multiplication
Answer: b. joining
These are the solution of Computer Graphics NPTEL Assignment 2 Answers
Q9. To represent a blobby object a suitable combination of Gaussian density functions is used. The Gaussian density function is characterized by two parameters: height and __________________.
a. length
b. standard error
c. standard deviation
d. blobby factor
Answer: c. standard deviation
Q10. There are two types of continuity conditions: parametric continuity and __________ continuity. (fill in the blank)
Answer: GEOMETRIC
These are the solution of Computer Graphics NPTEL Assignment 2 Answers
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