Computer Graphics (3150712) MCQs

MCQs of Graphics Primitives

Showing 11 to 20 out of 30 Questions
1 2 3
11.
Which is not line join point type when we generate a thick line?
(a) Miter join
(b) Miter gauge join
(c) Round join
(d) Bevel join
Answer:

Option (b)

12.
Vertical line having slop :
(a) Zero
(b) Greater than zero
(c) Less than zero
(d) One
Answer:

Option (a)

13.
Which is the correct circle equation?
(a) (x-xc)+(y-yc)=r2
(b) (x-xc)2+(y-yc)2=r2
(c) (x-xc)2+(y-yc)2=r
(d) None of these
Answer:

Option (b)

14.
Which is true for ellipse?
(a) Distance from tow fixed point is the same
(b) Distance from tow fixed point is constant
(c) Sum of distance from tow fixed point is constant
(d) All of these
Answer:

Option (c)

15.
Which is correct ellipse equations?
(a) x=xc+rxsinθ, y=yc+rycosθ
(b) x=xc+rysinθ, y=yc+rxcosθ
(c) x=xc+rxcosθ, y=yc+rysinθ
(d) x=xc+rycosθ, y=yc+rxsinθ
Answer:

Option (c)

16.
What is slope value at the boundary point of region 1 and region 2 in the midpoint ellipse algorithm?
(a) 1
(b) -1
(c) 0.5
(d) 0
Answer:

Option (b)

17.
Which is not a color filling algorithm?
(a) Scanline polygon fill algorithm
(b) Edge fill algorithm
(c) Flood fill algorithm
(d) None of these
Answer:

Option (d)

18.
Which is the character generation method?
(a) Bitmap
(b) Pixmap
(c) Scalemap
(d) None of these
Answer:

Option (a)

19.
Equation of initial decision parameter for Bresenham line algorithm is :
(a) p0=∆y-∆x
(b) p0=2∆y-∆x
(c) p0=2∆y-2∆x
(d) p0=∆y-2∆x
Answer:

Option (b)

20.
Equation of initial decision parameter for the midpoint circle algorithm is :
(a) p0=1-r
(b) p0=1+r
(c) p0=1+2r
(d) p0=1-2r
Answer:

Option (a)

Showing 11 to 20 out of 30 Questions
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