CS602-Midterm
1 / 50
The father of Computer Graphics is:
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Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
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Monochrome Adapter (MA) is a single color adapter
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The process of subdivision an entity or surface into one or more non-overlapping primitives.
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Save a line with both endpoints inside all clipping boundaries.
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Twice the radius of circle is called as ___________.
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Two points are said to be collinear, if they lie on the
8 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
9 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
10 / 50
The dot product of two vectors A and B is __________. Iff the angle between them is less than 20 or greater than 270 degrees.
11 / 50
Boundary Filling Algorithm can work for complex polygons.
12 / 50
Process of moving points in space is called
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Which of the following is NOT a modern application for Computer Graphics -------------------
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Parity is a concept used to determine which ________ lie within a polygon.
15 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
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17 / 50
A scaling transformation alters the ______ of an object.
18 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
19 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
20 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
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23 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
24 / 50
UV light is used in Plasma Panel displays to excite phosphor.
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Shadow mask methods can display a __________ range of colors.
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In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
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Three or more points that lie on the same line are called _____.
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Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
29 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
30 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
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A fractal is generally a property called ___________.
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Cross product of two vectors result in a ___________.
33 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
34 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
35 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
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In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
38 / 50
Each hyperbola consists of two __________ .
39 / 50
____is the tendency of the text to flash as it moves up or down.
40 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
41 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
42 / 50
A unit vector has zero magnitude.
43 / 50
Discard a line with both endpoints outside clipping boundaries is called as
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Each hyperbola consists of two ___________.
45 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
46 / 50
Perspective projection is specified with the function glFrustum().
47 / 50
We can take transpose of any matrix.
48 / 50
It is safe to assume that all raster-type monitors can accept the same input
49 / 50
In video text memory, ______ are used to display a character.
50 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
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