CS602-Midterm
1 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
2 / 50
Polygons consisting of ________ can cause problems when rendering.
3 / 50
In video text memory, ________ are used to display a character.
4 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
5 / 50
Boundary Filling Algorithm can work for complex polygons.
6 / 50
7 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
8 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
9 / 50
_________ direct view storage tube maintains the picture display.
10 / 50
UV light is used in Plasma Panel displays to excite phosphor.
11 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
12 / 50
To show 256 colors , the no of bits required for each pixel are
13 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
14 / 50
DDA abbreviated for _________.
15 / 50
DDA abbreviated for ________.
16 / 50
Twice the radius of circle is called as ___________.
17 / 50
Which of the following is not true about matrices?
18 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
19 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
20 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
21 / 50
We can draw the circle using _________
22 / 50
Set up your tripod and pointing the camera at the scene
23 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
24 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
25 / 50
Shadow mask methods can display a __________ range of colours.
26 / 50
“Computer Graphics” and “Computer Vision” are ____________.
27 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
28 / 50
____is the tendency of the text to flash as it moves up or down.
29 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
30 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
31 / 50
Computer Graphics are used in _______.
32 / 50
There are _________ basic types of polygon.
33 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
34 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
35 / 50
Monochrome Adapter (MA) is a single color adapter
36 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
37 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
38 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
39 / 50
Normalized cross product of two vectors on that surface provides normal vector
40 / 50
Cross product of two vectors result in a ___________.
41 / 50
42 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
43 / 50
Each hyperbola consists of two ___________.
44 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
45 / 50
A scaling transformation alters the ______ of an object.
46 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
47 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
48 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
49 / 50
________ is the set of points that are equidistant from its origin.
50 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
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