CS602-Midterm
1 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
2 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
3 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
4 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
5 / 50
Vectors can be multiplied in a way
6 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
7 / 50
Polygons are basically concave polygons that may have self-intersecting edges
8 / 50
We can take transpose of any matrix.
9 / 50
There are _______ basic types of polygon.
10 / 50
Translation moves objects without ____________.
11 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
12 / 50
To show 256 colors , the no of bits required for each pixel are
13 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
14 / 50
In video text memory, ______ are used to display a character.
15 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
16 / 50
Parity is a concept used to determine which ________ lie within a polygon.
17 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
18 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
19 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
20 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
21 / 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.
22 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
23 / 50
A unit vector has zero magnitude.
24 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
25 / 50
26 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
27 / 50
In __________ algorithm(s), old color must be read before it is invoked.
28 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
29 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
30 / 50
We can draw the circle using _________
31 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
32 / 50
Rotation performed around a fixed point called ____________.
33 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
34 / 50
UV light is used in Plasma Panel displays to excite phosphor.
35 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
36 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
37 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
38 / 50
the horizontal refresh ------------------------------
39 / 50
There are _________ basic types of polygon.
40 / 50
Each hyperbola consists of two ___________.
41 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
42 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
43 / 50
Which of the following is not true about matrices?
44 / 50
In video text memory, ________ are used to display a character.
45 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
46 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
47 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
48 / 50
49 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
50 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
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