CS602-Midterm
1 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
2 / 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.
3 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
4 / 50
Bezier curve is tangent to the lines connecting ____.
5 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
6 / 50
Boundary Filling Algorithm can work for complex polygons.
7 / 50
Polygons are basically concave polygons that may have self-intersecting edges
8 / 50
Save a line with both endpoints inside all clipping boundaries.
9 / 50
Shadow mask methods can display a __________ range of colours.
10 / 50
We can take transpose of any matrix.
11 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
12 / 50
Process of moving points in space is called
13 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
14 / 50
Each number that makes up a matrix is called an __________ of the matrix.
15 / 50
We can take transpose of __________.
16 / 50
Various curve functions are useful in ______.
17 / 50
18 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
19 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
20 / 50
It is safe to assume that all raster-type monitors can accept the same input
21 / 50
22 / 50
Which of the following is not true about matrices?
23 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
24 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
25 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
26 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
27 / 50
_________ direct view storage tube maintains the picture display.
28 / 50
We can draw the circle
29 / 50
In __________ algorithm(s), old color must be read before it is invoked.
30 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
31 / 50
Twice the radius of circle is called as ___________.
32 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
33 / 50
In video text memory, ______ are used to display a character.
34 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
35 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
36 / 50
25 * 10 resolution with 16 colors supports
37 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
38 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
39 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
40 / 50
41 / 50
Vectors can be multiplied in a way
42 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
43 / 50
There are _________ basic types of polygon.
44 / 50
To show 256 colors , the no of bits required for each pixel are
45 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
46 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
47 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
48 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
49 / 50
The curve is always contained within the _______ of the control points
50 / 50
Perspective projection is specified with the function glFrustum().
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