CS602-Midterm
1 / 50
Finding unit vector is done by simply dividing each component by the width.
2 / 50
Vectors can be multiplied in a way
3 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
4 / 50
Three or more points that lie on the same line are called _____.
5 / 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.
6 / 50
We can draw the circle
7 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
8 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
9 / 50
A scaling transformation alters the ______ of an object.
10 / 50
_________ direct view storage tube maintains the picture display.
11 / 50
Each hyperbola consists of two __________ .
12 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
13 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
14 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
15 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
16 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
17 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
18 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
19 / 50
Global coordinate systems can be defined with respect to local coordinate system
20 / 50
In video text memory, ________ are used to display a character.
21 / 50
We can take transpose of __________.
22 / 50
23 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
24 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
25 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
26 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
27 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
28 / 50
29 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
30 / 50
The father of Computer Graphics is:
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Parity is a concept used to determine which ________ lie within a polygon.
32 / 50
Each hyperbola consists of two ___________.
33 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
34 / 50
________ is the set of points that are equidistant from its origin.
35 / 50
Two points are said to be collinear, if they lie on the
36 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
37 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
38 / 50
Various curve functions are useful in ______.
39 / 50
Boundary Filling Algorithm can work for complex polygons.
40 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
41 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
42 / 50
Perspective projection is specified with the function glFrustum().
43 / 50
Set up your tripod and pointing the camera at the scene
44 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
45 / 50
Each number that makes up a matrix is called an __________ of the matrix.
46 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
47 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
48 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
49 / 50
Save a line with both endpoints inside all clipping boundaries.
50 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
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