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| 1 | |
Which type of variable is the following list: Texas, Utah, California, Delaware? |
| | A) | Nominal |
| | B) | Ordinal |
| | C) | Scalar |
| | D) | Vector |
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| 2 | |
Which type of variable is the following list: Thinnest, Thin, Medium, Fat, Fattest? |
| | A) | Nominal |
| | B) | Ordinal |
| | C) | Scalar |
| | D) | Vector |
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| 3 | |
An dependent variable is derived by subtracting the temperature reading on Gauge A from the reading on Gauge B. This variable would be a _________ variable. |
| | A) | Ratio |
| | B) | Independent |
| | C) | Interval |
| | D) | Absolute |
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| 4 | |
An dependent variable is derived by measuring the distance a ball lands from a marker. This variable would be a _________ variable. |
| | A) | Ratio |
| | B) | Independent |
| | C) | Interval |
| | D) | Absolute |
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| 5 | |
The direction and velocity of air currents can be expressed as a: |
| | A) | Scalar |
| | B) | Vector |
| | C) | Tensor |
| | D) | Two of the above |
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| 6 | |
Line marks are not used in which of the following visualizations? |
| | A) | Bar chart |
| | B) | Area rendering |
| | C) | Surface plot |
| | D) | Contour plot |
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| 7 | |
All of the following are simple marks, except: |
| | A) | lines |
| | B) | points |
| | C) | arrows |
| | D) | areas |
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| 8 | |
Which of the following is not a technique normally used with a surface plot? |
| | A) | Hidden line removal |
| | B) | Color coding based on z value |
| | C) | Specular reflection |
| | D) | Gouraud shading |
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| 9 | |
A fluid dynamics analysis can be visualized with the following technique(s). |
| | A) | arrow plot |
| | B) | streamlines |
| | C) | both of the above |
| | D) | neither of the above |
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| 10 | |
If you are encoding a scalar variable with color, only one component of color should be varied at a time. Which one is it? |
| | A) | hue |
| | B) | saturation |
| | C) | value |
| | D) | two of the above |
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| 11 | |
What would be the most typical color element to vary if you were encoding a nominal variable? |
| | A) | hue |
| | B) | saturation |
| | C) | value |
| | D) | two of the above |
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| 12 | |
Which set of operations in the rendering pipeline is out of sequence (hint: there may be intermediate steps left out)? |
| | A) | light definition, shading, hidden surface removal |
| | B) | geometry creation, light definition, texture map definition |
| | C) | view projection, shading, display |
| | D) | bump map definition, light definition, shading |
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| 13 | |
In which of the following types of light sources are all the light rays parallel to each other? |
| | A) | ambient |
| | B) | infinite |
| | C) | spot |
| | D) | point |
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| 14 | |
With which type of light source are all surfaces of an object equally lighted? |
| | A) | ambient |
| | B) | infinite |
| | C) | spot |
| | D) | point |
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| 15 | |
Which of the following shading techniques creates a faceted appearance? |
| | A) | flat |
| | B) | Gouraud |
| | C) | Phong |
| | D) | none of the above |
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| 16 | |
Which of the following shading techniques allow you to depict specular highlights? |
| | A) | flat |
| | B) | Gouraud |
| | C) | Phong |
| | D) | none of the above |
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