CS602-Midterm
1 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
2 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
3 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
4 / 50
Shadow mask methods can display a __________ range of colours.
5 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
6 / 50
Which of the following is not true about matrices?
7 / 50
Rotating a point requires
8 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
9 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
10 / 50
Computer Graphics are used in _______.
11 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
12 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
13 / 50
14 / 50
____is the tendency of the text to flash as it moves up or down.
15 / 50
The curve is always contained within the _______ of the control points
16 / 50
Polygons are basically concave polygons that may have self-intersecting edges
17 / 50
Two matrices are said to be equal, if they have
18 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
19 / 50
20 / 50
Boundary Filling Algorithm can work for complex polygons.
21 / 50
polygons are basically concave polygons that may have self-intersecting edges.
22 / 50
________ is the set of points that are equidistant from its origin.
23 / 50
In video text memory, ______ are used to display a character.
24 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
25 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
26 / 50
There are _______ basic types of polygon.
27 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
28 / 50
We can draw the circle using _________
29 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
30 / 50
A fractal is generally a property called ___________.
31 / 50
Intensity of the electron beam is controlled by setting __________ levels on the control grid, a metal cylinder that fits over the cathode.
32 / 50
Polygons consisting of ________ can cause problems when rendering.
33 / 50
A scaling transformation alters the ______ of an object.
34 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
35 / 50
Discard a line with both endpoints outside clipping boundaries is called as
36 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
37 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
38 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
39 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
40 / 50
We can draw the circle using ___________.
41 / 50
Process of moving points in space is called
42 / 50
Various curve functions are useful in ______.
43 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
44 / 50
Set up your tripod and pointing the camera at the scene
45 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
46 / 50
UV light is used in Plasma Panel displays to excite phosphor.
47 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
48 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
49 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
50 / 50
DDA abbreviated for ________.
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