CS602-Midterm
1 / 50
In __________ algorithm(s), old color must be read before it is invoked.
2 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
3 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
4 / 50
We can draw the circle using _________
5 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
6 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
7 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
8 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
9 / 50
The circle and ellipse are symmetric across 1 octants.
10 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
11 / 50
Global coordinate systems can be defined with respect to local coordinate system
12 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
13 / 50
Rotating a point requires
14 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
15 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
16 / 50
Set up your tripod and pointing the camera at the scene
17 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
18 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
19 / 50
A fractal is generally a property called ___________.
20 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
21 / 50
Polygons are basically concave polygons that may have self-intersecting edges
22 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
23 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
24 / 50
________is used to move a point, or a set of points, linearly in space
25 / 50
Bezier curve is tangent to the lines connecting ____.
26 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
27 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
28 / 50
Computer Graphics are used in _______.
29 / 50
Rotation performed around a fixed point called ____________.
30 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
31 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
32 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
33 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
34 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
35 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
36 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
37 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
38 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
39 / 50
The dot product of two vectors A and B is __________. Iff the angle between them is less than 20 or greater than 270 degrees.
40 / 50
Polygons consisting of ________ can cause problems when rendering.
41 / 50
To show 256 colors , the no of bits required for each pixel are
42 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
43 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
44 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
45 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
46 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
47 / 50
25 * 10 resolution with 16 colors supports
48 / 50
Boundary Filling Algorithm can work for complex polygons.
49 / 50
The father of Computer Graphics is:
50 / 50
We can take transpose of any matrix.
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