Top 550+ Solved Computer Graphics MCQ Questions Answer
Q. In 8 connected region if one pixel is (5,5) then remaining neighboring pixels are
a. (2, 2 ) (6,2) (6,3) (3,1)
b. (6, 3 ) (1,1) (2,4) (2,2) (6,2) (1, 4) (3,3) (3, 4)
c. (3, 3 ) (6,2) (2,3) (2,2)
d. (6, 5 ) (4,3) (5,6) (5,4) (6,6) (6,4) (4,6) (4, 4)
Q. In 4 connected region if one pixel is (3,3) then remaining neighboring pixels are
a. (3, 3 ) (1,3) (2,4) (2,2)
b. (2,2) (1, 4) (3,2) (3, 4)
c. (3, 3 ) (1,2) (2,3) (2,2)
d. (4, 3 ) (2,3) (3,4) (3,2)
Q. In 4 connected region if one pixel is (5,5) then remaining neighboring pixels are
a. (3, 3 ) (6,3) (2,4) (2,2)
b. (2,2) (5, 4) (3,2) (6, 4)
c. (3, 3 ) (4,2) (2,3) (2,2)
d. (6, 5 ) (4,5) (5,4) (5,6)
Q. In scan line polygon filling algorithm for current scan line the x-intersections got are 20,10,50,30. How pairing will be formed?
a. (10,20)and (30,50)
b. (10,20)and (20,30)and (30,50)
c. (20,10)and (10,50)
d. (20,10)and (10,50)and (50,30)
Q. In scan line polygon filling algorithm for current scan line the x-intersections obtained are 20,10,50,30. How these x-intersections are stored in intersection array?
a. (10,20,30,50)
b. (20,10,50,30)
c. (50,30,20,10)
d. (10,50,20,30)
Q. One edge of the polygon has coordinates (10,20) and (15,40). In scan line polygon filling at the ith step x-value of the intersection point of the scan line ‘i’ and above mentioned edge is 14. What will be the x-value of the intersection point of the scan line in i+1 th step?
a. 16.2
b. 14.2
c. 16.2
d. 14.2
Q. In winding number method , constructed horizontal line between point Q and point P intersects two edges of the polygon with winding no. +1 and -1. Tell whether point Q is inside or outside and what is the net winding ? Note : Q is the point to be tested for inside test.P is point outside the polygon.
a. outside , zero
b. inside , zero
c. outside , nonzero
d. inside , nonzero
Q. In winding number method , constructed horizontal line between point Q and point P intersects edge of the polygon with winding no. +1 . Tell whether point Q is inside or outside and what is the net winding ? Note : Q is the point to be tested for inside test. P is point outside the polygon.
a. outside , zero
b. inside , zero
c. outside , nonzero
d. inside , nonzero
Q. ___________ is basic change in shape & size of object.
a. transformation
b. deformation
c. illumination
d. none of above
Q. . Transformation is ___________ in nature.
a. flexible
b. rigid
c. composite
d. all of above of above
Q. __________ is a process of changing position of an object in a straight line path.
a. translation
b. scaling
c. rotation
d. reflection
Q. Translation distance pair is also called as ____________________.
a. scaling factor
b. shear value
c. pivot point
d. shift vector