CS602-Midterm
1 / 50
Parity is a concept used to determine which ________ lie within a polygon.
2 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
3 / 50
Finding unit vector is done by simply dividing each component by the width.
4 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
5 / 50
Boundary Filling Algorithm can work for complex polygons.
6 / 50
“Computer Graphics” and “Computer Vision” are ____________.
7 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
8 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
9 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
10 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
11 / 50
Global coordinate systems can be defined with respect to local coordinate system
12 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
13 / 50
In video text memory, ______ are used to display a character.
14 / 50
Twice the radius of circle is called as ___________.
15 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
16 / 50
Each hyperbola consists of two ___________.
17 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
18 / 50
Various curve functions are useful in ______.
19 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
20 / 50
To show 256 colors , the no of bits required for each pixel are
21 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
22 / 50
polygons are basically concave polygons that may have self-intersecting edges.
23 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
24 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
25 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
26 / 50
We can take transpose of __________.
27 / 50
Polygons consisting of ________ can cause problems when rendering.
28 / 50
Each number that makes up a matrix is called an __________ of the matrix.
29 / 50
Rotation performed around a fixed point called ____________.
30 / 50
There are _________ basic types of polygon.
31 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
32 / 50
Rotating a point requires
33 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
34 / 50
Discard a line with both endpoints outside clipping boundaries is called as
35 / 50
Each hyperbola consists of two __________ .
36 / 50
37 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
38 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
39 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
40 / 50
It is safe to assume that all raster-type monitors can accept the same input
41 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
42 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
43 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
44 / 50
Computer Graphics are used in ____________.
45 / 50
Two points are said to be collinear, if they lie on the
46 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
47 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
48 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
49 / 50
25 * 10 resolution with 16 colors supports
50 / 50
We can draw the circle using ___________.
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