CS602-Midterm
1 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
2 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
3 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
4 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
5 / 50
Process of moving points in space is called
6 / 50
Various curve functions are useful in ______.
7 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
8 / 50
Rotating a point requires
9 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
10 / 50
Each hyperbola consists of two __________ .
11 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
12 / 50
polygons are basically concave polygons that may have self-intersecting edges.
13 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
14 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
15 / 50
Parity is a concept used to determine which ________ lie within a polygon.
16 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
17 / 50
Monochrome Adapter (MA) is a single color adapter
18 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
19 / 50
We can take transpose of any matrix.
20 / 50
________ is the set of points that are equidistant from its origin.
21 / 50
Global coordinate systems can be defined with respect to local coordinate system
22 / 50
We can draw the circle
23 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
24 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
25 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
26 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
27 / 50
UV light is used in Plasma Panel displays to excite phosphor.
28 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
29 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
30 / 50
Save a line with both endpoints inside all clipping boundaries.
31 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
32 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
33 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
34 / 50
Bezier curve is tangent to the lines connecting ____.
35 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
36 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
37 / 50
38 / 50
____is the tendency of the text to flash as it moves up or down.
39 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
40 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
41 / 50
A scaling transformation alters the ______ of an object.
42 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
43 / 50
44 / 50
The father of Computer Graphics is:
45 / 50
Shadow mask methods can display a __________ range of colours.
46 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
47 / 50
Each hyperbola consists of two ___________.
48 / 50
Twice the radius of circle is called as ___________.
49 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
50 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
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