CS602-Midterm
1 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
2 / 50
Twice the radius of circle is called as ___________.
3 / 50
Rotation performed around a fixed point called ____________.
4 / 50
Intensity of the electron beam is controlled by setting __________ levels on the control grid, a metal cylinder that fits over the cathode.
5 / 50
Polygons are basically concave polygons that may have self-intersecting edges
6 / 50
____is the tendency of the text to flash as it moves up or down.
7 / 50
It is safe to assume that all raster-type monitors can accept the same input
8 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
9 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
10 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
11 / 50
________ is the set of points that are equidistant from its origin.
12 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
13 / 50
Global coordinate systems can be defined with respect to local coordinate system
14 / 50
To show 256 colors , the no of bits required for each pixel are
15 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
16 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
17 / 50
The father of Computer Graphics is:
18 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
19 / 50
Save a line with both endpoints inside all clipping boundaries is called as ____.
20 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
21 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
22 / 50
We can draw the circle using _________
23 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
24 / 50
Rotating a point requires
25 / 50
26 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
27 / 50
A fractal is generally a property called ___________.
28 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
29 / 50
In __________ algorithm(s), old color must be read before it is invoked.
30 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
31 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
32 / 50
Various curve functions are useful in ______.
33 / 50
We can take transpose of any matrix.
34 / 50
Three or more points that lie on the same line are called _____.
35 / 50
The circle and ellipse are symmetric across 1 octants.
36 / 50
The curve is always contained within the _______ of the control points
37 / 50
Two matrices are said to be equal, if they have
38 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
39 / 50
Boundary Filling Algorithm can work for complex polygons.
40 / 50
DDA abbreviated for ________.
41 / 50
In video text memory, ______ are used to display a character.
42 / 50
Save a line with both endpoints inside all clipping boundaries.
43 / 50
Process of moving points in space is called
44 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
45 / 50
Set up your tripod and pointing the camera at the scene
46 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
47 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
48 / 50
A scaling transformation alters the ______ of an object.
49 / 50
50 / 50
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