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This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Graphics knowledge and support exam preparation. Choose a topic below to get started.
1. |
IF_ANY_INTENSITY_INPUT_VALUE_NEAR_0.33_WOULD_BE_STORED_AS_THE_BINARY_VALUE_1_IN_THE_FRAME_BUFFER,_THEN_IT_DISPLAYS?$ |
A. | Dark green color |
B. | Light gray color |
C. | Dark gray color |
D. | White or black |
Answer» B. Light gray color | |
2. |
A user can set color-table entries in a PHIGS application program with the functio? |
A. | setColourRepresentation (ws, ci, colorptr) |
B. | setColorRepresentation (ws, ci, colorptr) |
C. | setColour (ws, ci, colorptr) |
D. | setColourRepresentation () |
Answer» E. | |
3. |
With the display intensity corresponding to a given color index ci calculated as |
A. | Intensity=0.5[max(r, g, b)+ max(r, g, b)] |
B. | Intensity=0.5[min(r, g, b)+ min(r, g, b)] |
C. | Intensity=0.5[max(r, g, b)- max(r, g, b)] |
D. | Intensity=0.5[min(r, g, b)+ max(r, g, b)] |
Answer» D. Intensity=0.5[min(r, g, b)+ max(r, g, b)] | |
4. |
With 3 bits per pixel, we can accommodate 8 gray levels. If we use 8 bits per pixel then what is the value of gray levels? |
A. | 18 gray levels |
B. | 128 gray levels |
C. | 256 gray levels |
D. | No color |
Answer» D. No color | |
5. |
The range that specifies the gray or grayscale levels is |
A. | The value range from -1 to 1 |
B. | The value range from 0 to -1 |
C. | The value range from 0 to 1 |
D. | Any one of the above |
Answer» C. The value range from 0 to 1 | |
6. |
Whenever a particular color code is specified in an application program, the corresponding binary value is placed in? |
A. | Color look-up table |
B. | Directly in frame buffer |
C. | a or b |
D. | Video lookup table |
Answer» E. | |
7. |
Color information can be stored in |
A. | Main memory |
B. | Secondary memory |
C. | Graphics card |
D. | Frame buffer |
Answer» C. Graphics card | |
8. |
The color code “000” is for$ |
A. | White |
B. | Black |
C. | Blue |
D. | Green |
Answer» C. Blue | |
9. |
In color raster system, the number of color choices available depends on |
A. | colors in frame buffer |
B. | Amount of storage provided per pixel in frame buffer |
C. | RGB color |
D. | Neither a nor b |
Answer» B. Amount of storage provided per pixel in frame buffer | |