CS602-Midterm
1 / 50
polygons are basically concave polygons that may have self-intersecting edges.
2 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
3 / 50
The father of Computer Graphics is:
4 / 50
Which of the following is not true about matrices?
5 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
6 / 50
To show 256 colors , the no of bits required for each pixel are
7 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
8 / 50
Boundary Filling Algorithm can work for complex polygons.
9 / 50
Various curve functions are useful in ______.
10 / 50
In video text memory, ______ are used to display a character.
11 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
12 / 50
Normalized cross product of two vectors on that surface provides normal vector
13 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
14 / 50
25 * 10 resolution with 16 colors supports
15 / 50
____is the tendency of the text to flash as it moves up or down.
16 / 50
Computer Graphics are used in ____________.
17 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
18 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
19 / 50
Discard a line with both endpoints outside clipping boundaries is called as
20 / 50
Vectors can be multiplied in a way
21 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
22 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
23 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
24 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
25 / 50
Save a line with both endpoints inside all clipping boundaries is called as ____.
26 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
27 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
28 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
29 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
30 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
31 / 50
UV light is used in Plasma Panel displays to excite phosphor.
32 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
33 / 50
There are _______ basic types of polygon.
34 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
35 / 50
36 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
37 / 50
Rotating a point requires
38 / 50
Translation moves objects without ____________.
39 / 50
Each hyperbola consists of two __________ .
40 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
41 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
42 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
43 / 50
Which one of the following is not the graphics library is use:
44 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
45 / 50
46 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
47 / 50
DDA abbreviated for _________.
48 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
49 / 50
The curve is always contained within the _______ of the control points
50 / 50
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