CS602-Midterm
1 / 50
________is used to move a point, or a set of points, linearly in space
2 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
3 / 50
Parity is a concept used to determine which ________ lie within a polygon.
4 / 50
We can draw the circle using ___________.
5 / 50
Shadow mask methods can display a __________ range of colours.
6 / 50
Translation moves objects without ____________.
7 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
8 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
9 / 50
10 / 50
Discard a line with both endpoints outside clipping boundaries is called as
11 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
12 / 50
DDA abbreviated for _________.
13 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
14 / 50
Which of the following is not true about matrices?
15 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
16 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
17 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
18 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
19 / 50
____is the tendency of the text to flash as it moves up or down.
20 / 50
Rotation performed around a fixed point called ____________.
21 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
22 / 50
To show 256 colors , the no of bits required for each pixel are
23 / 50
Three or more points that lie on the same line are called _____.
24 / 50
We can draw the circle
25 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
26 / 50
Computer Graphics are used in _______.
27 / 50
We can draw the circle using _________
28 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
29 / 50
Each hyperbola consists of two __________ .
30 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
31 / 50
32 / 50
A scaling transformation alters the ______ of an object.
33 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
34 / 50
Global coordinate systems can be defined with respect to local coordinate system
35 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
36 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
37 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
38 / 50
There are _________ basic types of polygon.
39 / 50
Various curve functions are useful in ______.
40 / 50
UV light is used in Plasma Panel displays to excite phosphor.
41 / 50
42 / 50
Polygons are basically concave polygons that may have self-intersecting edges
43 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
44 / 50
In __________ algorithm(s), old color must be read before it is invoked.
45 / 50
Polygons consisting of ________ can cause problems when rendering.
46 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
47 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
48 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
49 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
50 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
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