Top 550+ Solved Computer Graphics MCQ Questions Answer
Q. In --------------algorithm edges can be specified in different color.
a. flood fill
b. boundary fill
c. dda fill
d. bsa fill
Q. The process of coloring the area of a polygon is called
a. polygon filling
b. polygon flow
c. aliasing
d. none of these
Q. Boundary fill algorithm uses -------- call to the fill function.
a. recursive
b. static
c. one
d. none of these
Q. Boundary fill algorithm needs–
a. boundary color (bc) and (x,y) coordinates of seed point.
b. fill color (fc) and (x,y) coordinates of seed point.
c. boundary color (bc), fill color (fc) and (x,y) coordinates of seed point.
d. (x,y) coordinates of seed point.
Q. Which polygon fill algorithm needs following information - 1.Boundary Color (BC), 2. Fill Color (FC) and 3. (x,y) coordinates of seed point.
a. boundary fill
b. region fill
c. scan fill
d. dda fill
Q. Which polygon fill algorithm needs following information - 1. Region Color (RC), 2. Fill Color (FC) and 3. (x,y) coordinates of seed point.
a. flood fill
b. region fill
c. scan fill
d. dda fill
Q. A pixel of black_white image or graphics object takes _________ space in memory.
a. 1 bit
b. 2 bits
c. 1 nibble
d. 1 byte
Q. The resolution of an image is __________.
a. number of pixels per unit area
b. number of pixels per unit length inhorizontal
c. number of pixels per unit length in vertical
d. none of these
Q. The path the electron beam takes at the end of each refresh cycle is called______.
a. horizontal retrace
b. vertical retrace
c. diagonal retrace
d. left to right retrace
Q. The path the electron beam takes when returning to the left side of the CRTscreen is called_____.
a. horizontal retrace
b. vertical retrace
c. diagonal retrace
d. top to bottom retrace
Q. Frame buffer is used to store_____.
a. number if pixels in image
b. intencities of pixels
c. image definition
d. co-ordinate values of image
Q. The clearity of a displayed image depends on the______.
a. resolution
b. floating point precision of system
c. associated software
d. aspect ratio
Q. Random scan monitor can also referred to as______.
a. vector displays
b. stroke writing displays
c. calligraphic displays
d. none of the above
Q. Which facility is provided by computer graphics to change the shape colour or other properties ofobjects begin viewed.
a. motion dynamics
b. update dynamics
c. a & b
d. none of these