MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Graphics Questions & Answers Three Dimensional Viewing knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
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? |
| A. | Mapping |
| B. | Transformation |
| C. | Clipping |
| D. | Projection |
| Answer» E. | |
| 2. |
Which of the following formula is used for converting world coordinates to the viewing coordinates? |
| A. | M <sub>WC, VC</sub> = R z x R y x R z x T |
| B. | M <sub>WC, VC</sub> = R x R y R z T |
| C. | M <sub>WC, VC</sub> = R z R y R z Tx . Ty. Tz |
| D. | M <sub>WC, VC</sub> = R z R y R z T |
| Answer» C. M <sub>WC, VC</sub> = R z R y R z Tx . Ty. Tz | |
| 3. |
Look vector points towards the direction in which the camera is looking. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
The Viewing plane or the projector is set up in which of the following position? |
| A. | Perpendicular to x and aligned with y, z |
| B. | Perpendicular to y and aligned with x, z |
| C. | At origin |
| D. | Perpendicular to z and aligned with x, y |
| Answer» E. | |
| 5. |
Which of the following step involves converting viewing coordinates of a scene to the coordinate position on the projection plane? |
| A. | Modelling Transformation |
| B. | Viewing Transformation |
| C. | Projection Transformation |
| D. | Viewport Transformation |
| Answer» D. Viewport Transformation | |
| 6. |
Which of the following step involves in placing the object into appropriate position within the scene using their world coordinates? |
| A. | Modelling Transformation |
| B. | Viewing Transformation |
| C. | Projection Transformation |
| D. | Viewport Transformation |
| Answer» B. Viewing Transformation | |
| 7. |
How many steps are involved in converting the world coordinates of a scene to device coordinates? |
| A. | 2 |
| B. | 3 |
| C. | 5 |
| D. | 7 |
| Answer» D. 7 | |
| 8. |
Which of the following process is analogous to creating a view of a three dimensional scene? |
| A. | Making a painting |
| B. | Taking a photograph |
| C. | Recording a sound |
| D. | Editing a picture |
| Answer» C. Recording a sound | |