Top 550+ Solved Computer Graphics MCQ Questions Answer
Q. In perspective projection line of projection converge at a single point called -----
a. center of projection
b. parallel
c. perspective
d. any
Q. In perspective projection eye of the viewer is placed at the _.
a. scaling
b. rotation
c. translation
d. all of these
Q. In _ the projection, lines are perpendicular to the projection plane.
a. left of the projection
b. right of the projection
c. top of the projection
d. center of the projection
Q. clockwise rotaton of 2D object is similar to clockwise rotation of _ in 3D
a. orthographic projection
b. oblique projection
c. perspective projection
d. cavalier projection
Q. In _ transformation,we get Z(new)=Z(old).
a. about xaxis
b. about y axis
c. about zaxis
d. none of these
Q. In case of 3 clipping _ is the additional thing as compared to 2d clipping.
a. true
b. false
c. not allways
d. none of these
Q. if two points used to specify a line are (x1, y1) and (x2, y2), then the equation of line is given as………..
a. x-x1/y-y1= y2-y1/x2-x1
b. y-y1/x-x1=y2-y1/x2-x1
c. a or b
d. none of these
Q. the equation of a line in slope intercept form is given as……
a. x = my + b
b. b= mx+y
c. y=mx+b
d. y+b=mx
Q. ……… is the fundamental element of the picture representation.
a. line segments
b. polygon
c. point
d. circles
Q. ………. and ……... are the basic output primitives.
a. points, line segments
b. points, circle
c. line segments, curves
d. circles, polygons
Q. points P1(3.2, 7.8) and P2(3.7, 7.1) are both represented by pixel……..
a. (3,8)
b. (4,7)
c. (3,7)
d. (4,8)
Q. pixel phasing is an anti-aliasing technique based on………
a. hardware
b. software
c. both hardware and software
d. none of these
Q. pixel phasing is a technique for……..
a. shading
b. anti-aliasing
c. hidden line removal
d. none of these
Q. a line connecting the points (1,1) and (5,3) is to be drawn, using the DDA algorithm. Find the values of x and y increments.
a. x-increment= 1; y-increment=1
b. x-increment= 0.5; y-increment=1
c. x-increment= 1; y-increment=0.5
d. none of these