CS602-Midterm
1 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
2 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
3 / 50
We can draw the circle using _________
4 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
5 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
6 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
7 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
8 / 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.
9 / 50
DDA abbreviated for ________.
10 / 50
A scaling transformation alters the ______ of an object.
11 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
12 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
13 / 50
Polygons consisting of ________ can cause problems when rendering.
14 / 50
Which one of the following is not the graphics library is use:
15 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
16 / 50
Twice the radius of circle is called as ___________.
17 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
18 / 50
The father of Computer Graphics is:
19 / 50
In __________ algorithm(s), old color must be read before it is invoked.
20 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
21 / 50
Each hyperbola consists of two ___________.
22 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
23 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
24 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
25 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
26 / 50
27 / 50
Each number that makes up a matrix is called an __________ of the matrix.
28 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
29 / 50
Shadow mask methods can display a __________ range of colors.
30 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
31 / 50
Discard a line with both endpoints outside clipping boundaries is called as
32 / 50
the horizontal refresh ------------------------------
33 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
34 / 50
____is the tendency of the text to flash as it moves up or down.
35 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
36 / 50
Each hyperbola consists of two __________ .
37 / 50
38 / 50
Polygons are basically concave polygons that may have self-intersecting edges
39 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
40 / 50
Normalized cross product of two vectors on that surface provides normal vector
41 / 50
polygons are basically concave polygons that may have self-intersecting edges.
42 / 50
Which of the following is not true about matrices?
43 / 50
Monochrome Adapter (MA) is a single color adapter
44 / 50
A fractal is generally a property called ___________.
45 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
46 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
47 / 50
Vectors can be multiplied in a way
48 / 50
It is safe to assume that all raster-type monitors can accept the same input
49 / 50
Computer Graphics are used in ____________.
50 / 50
Save a line with both endpoints inside all clipping boundaries.
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