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Computer Graphics Practice Test: 3D Transformation and Viewing
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3D Transformation and Viewing topics include: 3d concepts, 3d translation, rotation and scaling, 3d transformations and reflection, 3d viewing, parallel and perspective projections, view volumes, parallel and perspective projection transformations, 3d clipping and normalized view volumes.   3D transformation is the process of changing the view of a 3D object by modifying its physical attributes. These attributes can be changed using methods like translation, scaling, rotation, and shear.  3D visualization is the process of displaying and transforming 3D objects to represent their 3D... Show more
Computer Graphics Practice Test: 3D Transformation and Viewing
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25 Questions

1. In cabinet projection, what is the projected length of the lines that are perpendicular to the viewing plane?
2. A normal scaling operation also moves the object being scaled from its original points.
3. What should be sequence of transformations that are required to perform rotation of an object around an arbitrary point?
4. In perspective projection, what happens to the size of the image when the object moves far from the projection plane?
5. Which of the following matrix equation is correct for 3 D rotation around y axis?
6. Which of the following operation can be applied on a 3 D object to zoom it in or out about any axis from its original position?
7. Which of the following matrix equation is correct for 3 D scaling of an object?
8. Every vertex in a polygon is rotated with the same rotation angle.
9. Composite transformations increases the number of operations performed in a series of transformation.
10. A three-dimensional object can be represented using which of the following representation?
11. Which of the following operation can be applied on a 3 D object to move it along any axis from its original position?
12. Which of the following refers to the shapes created by union, intersection and difference of given shapes?
13. How many axis intersects with the projection plane in the three-point perspective projection?
14. In perspective projection, at which of the following point the eyes of the observer are located?
15. How many axes does a three-dimensional graphics consists of?
16. Which of the following orthographic parallel projection is called as a plan view?
17. Which of the following equation is correct for the new Y co-ordinate if an object undergoes 3D rotation around z axis?
18. The Parallel Projection can be divided into how many categories?
19. Which of the following step involves converting viewing coordinates of a scene to the coordinate position on the projection plane?
20. What will be the final coordinates after rotation of the point P(2, 3, 7) at 90° about X-axis?
21. How many types of projections are present in 3 D graphics?
22. Which of the following matrix equation is correct for 3 D rotation around z axis?
23. Which of the following equation is correct for the new Y co-ordinate if an object undergoes 3D rotation around x axis?
24. What is the distance of centre of projection from the projection plane in perspective projection?
25. Which of the following type of perspective projection is also called as “Angular Perspective”?