Q. Which of the following steps is/are not required for analog to digital conversion ?

(a) Sensing                  (b) Conversion         (c) Amplification
(d) Conditioning          (e) Quantization

View solution

Q. 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 ?

View solution

Q. Which of the following is/are the components of a CRT ?

(a) Electron Gun
(b) Control Electrode
(c) Focusing Electrode
(d) Phosphor Coated Screen

View solution

Q. Which of the following graphics devices are known as active graphics devices ?

(i) Alphanumeric devices
(ii) Thumb wheels
(iii) Digitizers
(iv) Joystics

View solution

Q. 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 ?

View solution

Q. 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.

View solution

Q. The two color systems – the HSV and HLS are

View solution

Q. The parametric representation of the line segment between the position vectors P1(2, 3) and P2(5, 4) is given as

View solution

Q. An actor in an animation is a small program invoked ............... per frame to determine the characteristics of some object in the animation.

View solution

Q. Bresenham line drawing algorithm is attractive because it uses

View solution

Q. The refresh rate above which a picture stops flickering and fuses into a steady image is called ..................

View solution

Q. In homogenous coordinate system (x, y, z) the points with z = 0 are called

View solution

Q. If 40 black lines interleaved with 40 white lines can be distinguished across one inch, the resolution is

View solution

Q. Images tend to be very large collection of data. The size of memory required for a 1024 by 1024 image in which the colour of each pixel is represented by a n-bit number, (in an 8 bit machines) is

View solution

Q. The number of distinct binary images which can be generated from a given binary image of right M × N are

View solution

Q. If f(x, y) is a digital image, then x, y and amplitude values of f are

View solution

Q. The feasible region represented by the constraints x1–x2<=1, x1+x2>=3, x1>=0, x2>=0 of the objective function Max Z=3x1+2x2 is

View solution

Q. The colour of an object is largely determined by its diffuse reflection coefficient. If Kd = (0.8, 0.4, 0), then what shall be the colour of the object, if the light used is blue and magenta ?

View solution

Q. If a and b are the end points of a line, then which one of the following is true ?

View solution

Q. Halftoning is defined as

View solution