CS602-Midterm
1 / 50
In __________ algorithm(s), old color must be read before it is invoked.
2 / 50
We can take transpose of __________.
3 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
4 / 50
________ is the set of points that are equidistant from its origin.
5 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
6 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
7 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
8 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
9 / 50
Save a line with both endpoints inside all clipping boundaries.
10 / 50
Perspective projection is specified with the function glFrustum().
11 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
12 / 50
We can draw the circle using ___________.
13 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
14 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
15 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
16 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
17 / 50
Intensity of the electron beam is controlled by setting __________ levels on the control grid, a metal cylinder that fits over the cathode.
18 / 50
Process of moving points in space is called
19 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
20 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
21 / 50
Computer Graphics are used in _______.
22 / 50
A fractal is generally a property called ___________.
23 / 50
To show 256 colors , the no of bits required for each pixel are
24 / 50
Various curve functions are useful in ______.
25 / 50
Polygons are basically concave polygons that may have self-intersecting edges
26 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
27 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
28 / 50
We can take transpose of any matrix.
29 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
30 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
31 / 50
We can draw the circle using _________
32 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
33 / 50
34 / 50
35 / 50
____is the tendency of the text to flash as it moves up or down.
36 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
37 / 50
UV light is used in Plasma Panel displays to excite phosphor.
38 / 50
DDA abbreviated for ________.
39 / 50
In video text memory, ______ are used to display a character.
40 / 50
The father of Computer Graphics is:
41 / 50
42 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
43 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
44 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
45 / 50
A scaling transformation alters the ______ of an object.
46 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
47 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
48 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
49 / 50
Two points are said to be collinear, if they lie on the
50 / 50
The curve is always contained within the _______ of the control points
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