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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. Which of the following equation correctly represent a 3 D plane?
2. Which of the following equation is correct for the new Y co-ordinate if an object undergoes 3D rotation around x axis?
3. If the original point P = (5, 7, 3) and the translation factor, T = (-2, -1, 3), then what will be the value of the final point P1?
4. Which of the following matrix equation is correct for 3D shearing in Z axis?
5. The Axonometric parallel projection can be divided into how many sub categories?
6. How many axis intersects with the projection plane in the three-point perspective projection?
7. How many different types of translation are present in computer graphics?
8. The planar geometric projections can be divided into how many categories?
9. Which of the following matrix equation is correct for 3 D reflection relative to YZ plane?
10. Front and back clipping planes allows us to clip the scene from view volume on the basis of which parameter?
11. How many types of projections are present in 3 D graphics?
12. What is the distance of centre of projection from the projection plane in perspective projection?
13. Which of the following equation is correct for the new Z co-ordinate if an object undergoes 3D rotation around y axis?
14. Which of the following equation is correct for the new X co-ordinate if an object undergoes 3D rotation around y axis?
15. In perspective projection, what happens to the size of the image when the object moves far from the projection plane?
16. Which of the following transformation can be used to change the shape of a 3D object in any particular axis?
17. Which of the following type of perspective projection is used in drawings of railway lines?
18. Which of the following operation can be applied on a 3 D object to rotate it about any axis from its original position?
19. Which of the following orthographic parallel projection is called as a plan view?
20. Which of the following is defined as mapping of a point P(x, y, z) onto its image P’(x’, y’, z’) in the projection plane?
21. Which of the following is the first step in composite transformation performed to scale a line with a fixed end point?
22. In which of the following projection, the object size differs when look from different distances?
23. Which of the following formula is used for converting world coordinates to the viewing coordinates?
24. The Viewing plane or the projector is set up in which of the following position?
25. If Scaling factor is lesser than 1 then the object size is increased.