Top 550+ Solved Computer Graphics MCQ Questions Answer
Q. Which of the following algorithm can be used for circle generation?
a. bresenham\s algorithm
b. mid-point algorithm
c. both a and b
d. none of these
Q. a line segment……………
a. extends forward
b. extends backward
c. ends at two points
d. extends forever both forward and backward
Q. the multiplication of a vector and the reciprocal of its length is equal to ……..
a. zero
b. can\t define
c. one
d. none of the above
Q. the process of turning on the pixels for a line segment is called…….
a. line generation
b. vector generation
c. pixel generation
d. a or b
Q. the horizontal and vertical lines drawn by line drawing algorithm are……
a. less
b. more
c. constant
d. none of these
Q. the width of 45 degree line drawn by line drawing algorithm is………….
a. constant
b. not constant
c. minimum
d. maximum
Q. the brightness of the line is dependent on the ……of the line.
a. orientation
b. start and end points
c. length
d. none of these
Q. the horizontal and vertical lines appear …….the 45 degree line.
a. straight than
b. longer than
c. brighter than
d. none of these
Q. DDA stands for ………….
a. data differential algorithm
b. digital data algorithm
c. digital differential analyzer
d. digital differential algorithm
Q. the slope of a straight line is given as……..
a. m= (??y / ??x)
b. m= (??x / ??y)
c. m= (x / y)
d. m= (y / x)
Q. the slope of a straight line is given as……..
a. m= y1-y2/x2-x1
b. m= y2-y1/x2-x1
c. m=x2-x1/y2-y1
d. m= x1-x2/y1-y2
Q. sign function makes the DDA line drawing algorithm work in ………….quadrants.
a. i and ii
b. i and iii
c. ii and iii
d. all of above
Q. if a line is to be drawn from (0,0) to (4,6) using DDA line drawing algorithm, the third point to be plotted is …….
a. (1,2)
b. (2,3)
c. (3,2)
d. (2,1)