| 71. | The region code of a point is 1001. The point is in the ................. region of window. |
| a. | Top right |
| b. | Top lef |
| c. | Bottom lef |
| d. | Botton right |
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Answer: (b).Top lef
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| 72. | The result of logical AND operation with endpoint region codes is a nonzero value. Which of the following statement is true? |
| a. | The line is completely inside the window |
| b. | The line is completely outside the window |
| c. | The line is partially inside the window |
| d. | The line is already clipped |
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Answer: (b).The line is completely outside the window
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| 73. | The ...................... algorithm divides a 2D space into 9 regions, of which only the middle part (viewport) is visible. |
| a. | Cohen-Sutherland |
| b. | Liang Barsky |
| c. | Sutherland Hodegeman |
| d. | N-L-N |
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|
Answer: (a).Cohen-Sutherland
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