A directory of Objective Type Questions covering all the Computer Science subjects. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews.

 41. The end points of a given line are (0, 0) and (6, 18). Compute each value of y as x steps from 0 to 3, by using equation of straight line : a. For x=0, y=0; x=1, y=3; x=2, y=6; x=3, y=9 b. For x=0, y=1; x=1, y=3; x=2, y=4; x=3, y=9 c. For x=0, y=2; x=1, y=3; x=2, y=6; x=3, y=9 d. For x=0, y=0; x=1, y=3; x=2, y=4; x=3, y=6

 42. Which of the following graphic primitives are considered as the basic building blocks of computer graphics ? (a) Points          (b) Lines        (c) Polylines (d) Polygons a. (a) only b. (a) and (b) c. (a), (b) and (c) d. (a), (b), (c) and (d)

 43. Which of the following is/are the principle components of a memory-tube display ? (a) Flooding gun                      (b) Collector (c) Phosphorus grains            (d) Ground a. (a) and (b) b. (c) only c. (d) only d. All the above

 44. Which of the following steps is/are not required for analog to digital conversion ? (a) Sensing                  (b) Conversion         (c) Amplification (d) Conditioning          (e) Quantization a. (a) and (b) b. (c) and (d) c. (a), (b) and (e) d. None of the above

 45. Which raster locations would be chosen by Bresenham’s algorithm when scan converting a line from (1, 1) to (8, 5) ? a. A b. B c. C d. D

 46. Consider a unit square centred at origin. The coordinates of the square are translated by a factor (1/2, 1) and rotated by an angle of 90 degrees. What shall be the coordinates of the new square ? a. (-1/2, 0), (-1/2, 1), (-3/2, 1), (-3/2, 0) b. (-1/2, 0), (1/2, 1), (3/2, 1), (3/2, 0) c. (-1/2, 0), (1/2, 0), (-3/2, 1), (-3/2, 0) d. (-1/2, 0), (1/2, 1), (-3/2, 1), (-3/2, 0)

 47. Which of the following is/are the components of a CRT ? (a) Electron Gun (b) Control Electrode (c) Focusing Electrode (d) Phosphor Coated Screen a. (a) and (d) b. (a), (b) and (d) c. (a), (b), (c) and (d) d. (a), (c) and (d)