CS602-Midterm
1 / 50
We can draw the circle using ___________.
2 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
3 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
4 / 50
Shadow mask methods can display a __________ range of colors.
5 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
6 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
7 / 50
Shadow mask methods can display a __________ range of colours.
8 / 50
DDA abbreviated for ________.
9 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
10 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
11 / 50
In __________ algorithm(s), old color must be read before it is invoked.
12 / 50
Rotating a point requires
13 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
14 / 50
Boundary Filling Algorithm can work for complex polygons.
15 / 50
Vectors can be multiplied in a way
16 / 50
The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.
17 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
18 / 50
________ is the set of points that are equidistant from its origin.
19 / 50
20 / 50
A scaling transformation alters the ______ of an object.
21 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
22 / 50
Concave polygons are superset of________ polygons, having fewer restrictions than ______polygons.
23 / 50
To show 256 colors , the no of bits required for each pixel are
24 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
25 / 50
It is safe to assume that all raster-type monitors can accept the same input
26 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
27 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
28 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
29 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
30 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
31 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
32 / 50
We can take transpose of __________.
33 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
34 / 50
Cross product of two vectors result in a ___________.
35 / 50
DDA abbreviated for _________.
36 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
37 / 50
Which of the following is not true about matrices?
38 / 50
We can take transpose of any matrix.
39 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
40 / 50
Parity is a concept used to determine which ________ lie within a polygon.
41 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
42 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
43 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
44 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
45 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
46 / 50
Process of moving points in space is called
47 / 50
48 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
49 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane
50 / 50
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