CS602-Midterm
1 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
2 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
3 / 50
Shadow mask methods can display a __________ range of colours.
4 / 50
Discard a line with both endpoints outside clipping boundaries is called as
5 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
6 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
7 / 50
Intensity of the electron beam is controlled by setting __________ levels on the control grid, a metal cylinder that fits over the cathode.
8 / 50
Parity is a concept used to determine which ________ lie within a polygon.
9 / 50
________is used to move a point, or a set of points, linearly in space
10 / 50
The curve is always contained within the _______ of the control points
11 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
12 / 50
We can draw the circle
13 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
14 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
15 / 50
In video text memory, ______ are used to display a character.
16 / 50
A scaling transformation alters the ______ of an object.
17 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
18 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
19 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
20 / 50
21 / 50
The father of Computer Graphics is:
22 / 50
Vectors can be multiplied in a way
23 / 50
24 / 50
Bezier curve is tangent to the lines connecting ____.
25 / 50
Various curve functions are useful in ______.
26 / 50
Which one of the following is not the graphics library is use:
27 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
28 / 50
This projection technique has the direction of projection perpendicular to the viewing plane, and the viewing direction is perpendicular to one of the principle faces.
29 / 50
To show 256 colors , the no of bits required for each pixel are
30 / 50
31 / 50
________ is the set of points that are equidistant from its origin.
32 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
33 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
34 / 50
Cross product of two vectors result in a ___________.
35 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
36 / 50
In video text memory, ________ are used to display a character.
37 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
38 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
39 / 50
Computer Graphics are used in _______.
40 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
41 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
42 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
43 / 50
There are _________ basic types of polygon.
44 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
45 / 50
46 / 50
Boundary Filling Algorithm can work for complex polygons.
47 / 50
A fractal is generally a property called ___________.
48 / 50
Rotation performed around a fixed point called ____________.
49 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
50 / 50
We can draw the circle using _________
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