Top 80+ Solved Geometric Modeling MCQ Questions Answer
Q. In the bezier curve, the curve is always to first and last segments of thepolygon
a. normal
b. parallel
c. tangent
d. none of the above
Q. The unit vector in the direction of the line is defined as .
a. tangent vector+length of the line
b. tangent vector-length of the line
c. tangent vector/length of the line
d. length of the line/tangent vector
Q. From the following, which is an axisymmetric surface?
a. Plane Surface
b. Ruled Surface
c. Surface of Revolution
d. All of the above
Q. curves allow local control of the curve
a. Analytical
b. Hermite cubic spline
c. Beizer
d. B-Spline
Q. To determine the coefficients of the equation – two end-points and the two tangentvectors. This statement is true for which of the following
a. B-spline curve
b. Hermite Cubic Spline Curve
c. Beizer curve
d. none of the above
Q. In synthetic curves, second-order continuity yields
a. a position continuous curve
b. a slope continuous curve
c. a curvature continuous curve
d. none of the above
Q. Mathematically, the ellipse is a curve generated by a point moving in space such thatat any position the sum of its distances from two fixed points (foci) is constant and equal to
a. the major diameter
b. the minor diameter
c. semi major diameter
d. semi-minor diameter
Q. When a smooth curve is approximated through the data points, then the curve isknown as
a. interpolant curve
b. approximation curve
c. pitch curve
d. data curve
Q. In Beizer Curve, the curve follows
a. the control points
b. the shape of the defining polygon
c. the defining points
d. none of the above
Q. In Beizer Curve, the flexibility of the shape would increase with
a. decrease in the number of vertices
b. increase in the number of vertices
c. decrease in control points
d. none of the above
Q. The number of control points can be added orsubtracted in .
a. Bezier curve
b. B-spline curve
c. Cubic spline curve
d. all of the above
Q. The degree of the curve is independent of the number of control points in .
a. Hermite cubic spline curve
b. Bezier curve
c. B-spline curve
d. Hyperbola
Q. The is used to create a surface using curves that form closed boundaries.
a. ruled Surface
b. plane Surface
c. coons patch
d. surface of Revolution
Q. B-rep and C-Rep are the methods of
a. solid modeling
b. surface modeling
c. wireframe modeling
d. 2D modeling