Top 350+ Solved CAD-CAM and Automation MCQ Questions Answer
Q. In which type of projection, actual dimensions and angles of objects andtherefore shapes cannot be preserved?
a. Orthographic
b. Isometric
c. Perspective
d. None of the above
Q. A line AB with end points A (2, 1) & B (7, 6) is to be moved by 3 units in x-direction & 4units in y-direction. Calculate new coordinates of points B.
a. (10, 2)
b. (2, 10)
c. (10, 10)
d. (10, 5)
Q. QFor generating Coons patch we require
a. A set of grid points on surface
b. A set of control points
c. Four bounding curves defining surface
d. Two bounding curves and a set of grid control points
Q. In a 2-D CAD package, clockwise circular arc of radius, 5, specified from P1 (15,10)to P2 (10,15)will have its center at
a. (10, 10)
b. (15, 10)
c. (15, 15)
d. (10, 15)
Q. In the following geometric modelling techniques which are not three-dimensionalmodelling?
a. Wireframe modelling
b. Drafting
c. Surface modelling
d. solid modelling
Q. In the following three-dimensional modelling techniques. Which do not requiremuch computer time and memory?
a. Surface modelling
b. Solid modelling
c. Wireframe modelling
d. All of the above
Q. In the following geometric modelling techniques. which cannot be used for finiteelement analysis:
a. Wireframe modelling
b. Surface modelling
c. Solid modeling
d. none of the above
Q. In the following geometric primitives. which is not a solid entity of CSG modelling:
a. Box
b. Cone
c. Cylinder
d. Circle
Q. Which of the following is not a synthetic entity?
a. Hyperbola
b. Bezier curve
c. B-spline curve
d. Cubic spline curve
Q. Which one of the following does not belong to the family of conics?
a. Parabola
b. Ellipse
c. Hyperbola
d. Line
Q. The shape of Bezier curve is controlled by
a. Control points
b. Knots
c. End points
d. All the above
Q. The curve that follows a convex hull property is:
a. Cubic spline
b. B-spline
c. Bezier curve
d. Both (b) and (c)