CS602-Midterm
1 / 50
Discard a line with both endpoints outside clipping boundaries is called as
2 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
3 / 50
Cross product of two vectors result in a ___________.
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5 / 50
Monochrome Adapter (MA) is a single color adapter
6 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
7 / 50
Each number that makes up a matrix is called an __________ of the matrix.
8 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
9 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
10 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
11 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
12 / 50
Various curve functions are useful in ______.
13 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
14 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
15 / 50
25 * 10 resolution with 16 colors supports
16 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
17 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
18 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
19 / 50
There are _________ basic types of polygon.
20 / 50
Each hyperbola consists of two ___________.
21 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
22 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
23 / 50
24 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
25 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
26 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
27 / 50
polygons are basically concave polygons that may have self-intersecting edges.
28 / 50
The circle and ellipse are symmetric across 1 octants.
29 / 50
Shadow mask methods can display a __________ range of colours.
30 / 50
Set up your tripod and pointing the camera at the scene
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Process of moving points in space is called
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Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
33 / 50
It is safe to assume that all raster-type monitors can accept the same input
34 / 50
“Computer Graphics” and “Computer Vision” are ____________.
35 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
36 / 50
Intensity of the electron beam is controlled by setting __________ levels on the control grid, a metal cylinder that fits over the cathode.
37 / 50
Perspective projection is specified with the function glFrustum().
38 / 50
________is used to move a point, or a set of points, linearly in space
39 / 50
Boundary Filling Algorithm can work for complex polygons.
40 / 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.
41 / 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.
42 / 50
The curve is always contained within the _______ of the control points
43 / 50
Polygons are basically concave polygons that may have self-intersecting edges
44 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
45 / 50
A unit vector has zero magnitude.
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________ is the set of points that are equidistant from its origin.
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When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
48 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
49 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
50 / 50
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