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| 1 | |
Which type of variable is the following list: Texas, Utah, California, Delaware?
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| | A) | Nominal
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| | B) | Ordinal
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| | C) | Scalar
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| | D) | Vector
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| 2 | |
Which type of variable is the following list: Thinnest, Thin, Medium, Fat, Fattest?
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| | A) | Nominal
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| | B) | Ordinal
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| | C) | Scalar
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| | 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(n) _________ variable.
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| | A) | Ratio
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| | B) | Independent
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| | C) | Interval
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| | D) | Absolute
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| 4 | |
A dependent variable is derived by measuring the distance a ball lands from a marker. This variable would be a(n) _________ variable.
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| | A) | Ratio
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| | B) | Independent
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| | C) | Interval
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| | D) | Absolute
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| 5 | |
The direction and velocity of air currents can be expressed as a:
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| | A) | Scalar
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| | B) | Vector
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| | C) | Tensor
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| | D) | Two of the above
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| 6 | |
Line marks are not used in which of the following visualizations?
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| | A) | Bar chart
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| | B) | Area rendering
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| | C) | Surface plot
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| | D) | Contour plot
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| 7 | |
All of the following are simple marks, except:
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| | A) | lines
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| | B) | points
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| | C) | arrows
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| | D) | areas
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| 8 | |
Which of the following is not a technique normally used with a surface plot.
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| | A) | Hidden line removal
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| | B) | Color coding based on z value
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| | C) | Specular reflection
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| | D) | Gouraud shading
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| 9 | |
A fluid dynamics analysis can be visualized with the following technique(s).
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| | A) | arrow plot
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| | B) | streamlines
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| | C) | both of the above
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| | 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?
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| | A) | hue
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| | B) | saturation
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| | C) | value
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| | 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?
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| | A) | hue
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| | B) | saturation
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| | C) | value
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| | 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)?
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| | A) | light definition, shading, hidden surface removal
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| | B) | geometry creation, light definition, texture map definition
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| | C) | view projection, shading, display
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| | 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?
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| | A) | ambient
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| | B) | infinite
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| | C) | spot
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| | D) | point
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| 14 | |
With which type of light source are all surfaces of an object equally lighted?
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| | A) | ambient
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| | B) | infinite
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| | C) | spot
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| | D) | point
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| 15 | |
Which of the following shading techniques creates a faceted appearance?
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| | A) | flat
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| | B) | Gouraud
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| | C) | Phong
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| | D) | none of the above
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| 16 | |
Which of the following shading techniques allow you to depict specular highlights?
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| | A) | flat
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| | B) | Gouraud
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| | C) | Phong
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| | D) | none of the above
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