CS602-Midterm
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Computer graphics is very helpful in producing graphical representations for scientific visualization.
2 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
3 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
4 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
5 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
6 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
7 / 50
________ is the set of points that are equidistant from its origin.
8 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
9 / 50
Rotating a point requires
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Bezier curve can represent the more complex piecewise ___________ curve.
11 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
12 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
13 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
14 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
15 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
16 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
17 / 50
We can take transpose of any matrix.
18 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
19 / 50
Various curve functions are useful in ______.
20 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
21 / 50
In video text memory, ______ are used to display a character.
22 / 50
Each hyperbola consists of two __________ .
23 / 50
Global coordinate systems can be defined with respect to local coordinate system
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It is safe to assume that all raster-type monitors can accept the same input
27 / 50
Normalized cross product of two vectors on that surface provides normal vector
28 / 50
Finding unit vector is done by simply dividing each component by the width.
29 / 50
A fractal is generally a property called ___________.
30 / 50
Computer Graphics are used in ____________.
31 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
32 / 50
Discard a line with both endpoints outside clipping boundaries is called as
33 / 50
Boundary Filling Algorithm can work for complex polygons.
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35 / 50
Twice the radius of circle is called as ___________.
36 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
37 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
38 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
39 / 50
The circle and ellipse are symmetric across 1 octants.
40 / 50
There are _________ basic types of polygon.
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The dot product of two vectors A and B is __________. Iff the angle between them is less than 20 or greater than 270 degrees.
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45 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
46 / 50
A scaling transformation alters the ______ of an object.
47 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
48 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
49 / 50
There are _______ basic types of polygon.
50 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
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