CS602-Midterm
1 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
2 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
3 / 50
“Computer Graphics” and “Computer Vision” are ____________.
4 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
5 / 50
The circle and ellipse are symmetric across 1 octants.
6 / 50
Boundary Filling Algorithm can work for complex polygons.
7 / 50
Each hyperbola consists of two ___________.
8 / 50
Each hyperbola consists of two __________ .
9 / 50
We can draw the circle using ___________.
10 / 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.
11 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
12 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
13 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
14 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
15 / 50
We can take transpose of any matrix.
16 / 50
It is safe to assume that all raster-type monitors can accept the same input
17 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition _____.
18 / 50
_________ direct view storage tube maintains the picture display.
19 / 50
Polygons are basically concave polygons that may have self-intersecting edges
20 / 50
21 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
22 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
23 / 50
Perspective projection is specified with the function glFrustum().
24 / 50
The curve is always contained within the _______ of the control points
25 / 50
Process of moving points in space is called
26 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
27 / 50
________ is the set of points that are equidistant from its origin.
28 / 50
Shadow mask methods can display a __________ range of colours.
29 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
30 / 50
There are _________ basic types of polygon.
31 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
32 / 50
33 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
34 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
35 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
36 / 50
37 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
38 / 50
Normalized cross product of two vectors on that surface provides normal vector
39 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
40 / 50
Which one of the following is not the graphics library is use:
41 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
42 / 50
the horizontal refresh ------------------------------
43 / 50
We can take transpose of __________.
44 / 50
Save a line with both endpoints inside all clipping boundaries.
45 / 50
Discard a line with both endpoints outside clipping boundaries is called as
46 / 50
DDA abbreviated for _________.
47 / 50
There are _______ basic types of polygon.
48 / 50
A fractal is generally a property called ___________.
49 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
50 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
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