CAD - CAM MCQ Questions and Answers for Practice

1. BOM structure is used to calculate

1. Due dates
2. Net requirements
3. Manpower requirements
4. All of the above

2. C' continuity refers to

1. Common tangent
2. Common point
3. Common curvature
4. Common normal

3. C" continuity refers to

1. Common tangent
2. Common point
3. Common curvature
4. Common normal

4. C0 continuity refers to

1. Common tangent
2. Common point
3. Common curvature
4. Common normal

5. CNC drilling machine is considered to be a

1. Point-to-point controlled machine
2. Straight line controlled machine
3. Continuous path controlled machine
4. Servo-controlled machine

6. Color raster display uses three electron guns, namely

1. Red, green and blue
2. Red, green and yellow
3. White, blue and black
4. Red, black and white

7. Computer will perform the data processing functions in

1. NC
2. CNC
3. DNC
4. ACS

8. convex hull property is satisfied by the following surface

1. Bezier
2. B-spline
3. NURBS
4. All the above

9. Digitizer is constructed on the basis of

1. Magnetic tablet mechanism
2. Acoustic tablet mechanism
3. Optical tablet mechanism
4. None of the above

10. Dwell is defined by

1. G04
2. G03
3. G02
4. G01

11. For generating Coons patch we require

1. A set of grid points on surface
2. A set of control points
3. Four bounding curves defining surface
4. Two bounding curves and a set of grid control points

12. GUI is the acronym for Graphical User Interface

1. TRUE Statement
2. FALSE Statement
3. Dont know
4. Cant tell

13. 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

1. (10, 10)
2. (15, 10)
3. (15, 15)
4. (10, 15)

14. In computer aided drafting practice, an arc is defined by

1. Two end points only
2. Center and radius
3. Radius and one end point
4. Two end points and center

15. In the following geometric modelling techniques which are not three-dimensional modelling?

1. Wireframe modelling
2. Drafting
3. Surface modelling
4. solid modelling