CS602-Midterm
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Computer graphics is very helpful in producing graphical representations for scientific visualization.
2 / 50
Discard a line with both endpoints outside clipping boundaries is called as
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________is used to move a point, or a set of points, linearly in space
4 / 50
Polygons are basically concave polygons that may have self-intersecting edges
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In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
6 / 50
It is safe to assume that all raster-type monitors can accept the same input
7 / 50
Boundary Filling Algorithm can work for complex polygons.
8 / 50
DDA abbreviated for ________.
9 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
10 / 50
Two points are said to be collinear, if they lie on the
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12 / 50
Cross product of two vectors result in a ___________.
13 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
14 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
15 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
16 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
17 / 50
Each number that makes up a matrix is called an __________ of the matrix.
18 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
19 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
20 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
21 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
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The process of subdivision an entity or surface into one or more non-overlapping primitives.
23 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
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Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
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The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
26 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
27 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
28 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
29 / 50
We can draw the circle using _________
30 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
31 / 50
Bezier curve is tangent to the lines connecting ____.
32 / 50
In video text memory, ______ are used to display a character.
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34 / 50
Rotating a point requires
35 / 50
_________ direct view storage tube maintains the picture display.
36 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
37 / 50
The circle and ellipse are symmetric across 1 octants.
38 / 50
Perspective projection is specified with the function glFrustum().
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40 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
41 / 50
Various curve functions are useful in ______.
42 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
43 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
44 / 50
There are _______ basic types of polygon.
45 / 50
The curve is always contained within the _______ of the control points
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47 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
48 / 50
“Computer Graphics” and “Computer Vision” are ____________.
49 / 50
________ is the set of points that are equidistant from its origin.
50 / 50
Two matrices are said to be equal, if they have
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