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.

 51. A diametric projection is said to be trimetric projection when (i) two of the three foreshortening factors are equal and third is arbitrary. (ii) all of the three foreshortening factors are equal. (iii) all of the three foreshortening factors are arbitrary. Which of the above is true ? a. (i) and (ii) b. (ii) and (iii) c. (i) only d. (iii) only

 52. Which of the following is/are fundamental method(s) of antialiasing ? (i) Increase of sample rate. (ii) Treating a pixel as a finite area rather than as a point. (iii) Decrease of sample rate. a. (i) and (ii) b. (ii) and (iii) c. (i) only d. (ii) only

 53. The two color systems – the HSV and HLS are a. Hue, Saturation, Value and Hue, Lightness, Saturation b. High, Standard, Value and High, Lightness, Saturation c. Highly, Saturated, Value and Highly, Lightened, Saturation d. Highly, Standard, Value and Hue, Lightness, Saturation

 54. The parametric representation of the line segment between the position vectors P1(2, 3) and P2(5, 4) is given as a. x(t)= 2+7t, y(t) = 3+7t         0 ≤ t ≤ ∝ b. x(t)=2+10t, y(t) = 3+12t      0 ≤ t ≤ 1 c. x(t)= 2+3t, y(t)=3+t             0 ≤ t ≤ 1 d. t(x, y) = 14t              0 ≤ t ≤ 1

 55. Consider the following transformation matrix for rotation(clockwise). This matrix rotates an object by an angle θ about : a. X-axis b. Y-axis c. Z-axis d. All of the above

 56. An actor in an animation is a small program invoked ............... per frame to determine the characteristics of some object in the animation. a. once b. twice c. 30 times d. 60 times

 57. Bresenham line drawing algorithm is attractive because it uses a. Real arithmetic only b. Integer arithmetic only c. Floating point arithmetic d. Real and integer arithmetic