CS602-Midterm
1 / 50
Various curve functions are useful in ______.
2 / 50
The father of Computer Graphics is:
3 / 50
Parity is a concept used to determine which ________ lie within a polygon.
4 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
5 / 50
Vectors can be multiplied in a way
6 / 50
The circle and ellipse are symmetric across 1 octants.
7 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
8 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.
9 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
10 / 50
11 / 50
UV light is used in Plasma Panel displays to excite phosphor.
12 / 50
Process of moving points in space is called
13 / 50
____is the tendency of the text to flash as it moves up or down.
14 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
15 / 50
Computer Graphics are used in ____________.
16 / 50
Set up your tripod and pointing the camera at the scene
17 / 50
18 / 50
19 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
20 / 50
Perspective projection is specified with the function glFrustum().
21 / 50
Two points are said to be collinear, if they lie on the
22 / 50
Boundary Filling Algorithm can work for complex polygons.
23 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
24 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
25 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
26 / 50
Shadow mask methods can display a __________ range of colors.
27 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
28 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
29 / 50
Normalized cross product of two vectors on that surface provides normal vector
30 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
31 / 50
We can draw the circle using ___________.
32 / 50
In video text memory, ______ are used to display a character.
33 / 50
Discard a line with both endpoints outside clipping boundaries is called as
34 / 50
A scaling transformation alters the ______ of an object.
35 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
36 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
37 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
38 / 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.
39 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
40 / 50
Each hyperbola consists of two ___________.
41 / 50
42 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
43 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
44 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
45 / 50
There are _______ basic types of polygon.
46 / 50
polygons are basically concave polygons that may have self-intersecting edges.
47 / 50
48 / 50
Global coordinate systems can be defined with respect to local coordinate system
49 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
50 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
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