CS602-Midterm
1 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
2 / 50
Translation moves objects without ____________.
3 / 50
A fractal is generally a property called ___________.
4 / 50
Discard a line with both endpoints outside clipping boundaries is called as
5 / 50
A unit vector has zero magnitude.
6 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
7 / 50
_________ direct view storage tube maintains the picture display.
8 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
9 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
10 / 50
____is the tendency of the text to flash as it moves up or down.
11 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
12 / 50
Global coordinate systems can be defined with respect to local coordinate system
13 / 50
Parity is a concept used to determine which ________ lie within a polygon.
14 / 50
We can take transpose of any matrix.
15 / 50
16 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
17 / 50
In video text memory, ______ are used to display a character.
18 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
19 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
20 / 50
Rotating a point requires
21 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
22 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
23 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
24 / 50
Vectors can be multiplied in a way
25 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
26 / 50
Various curve functions are useful in ______.
27 / 50
Shadow mask methods can display a __________ range of colours.
28 / 50
We can draw the circle using _________
29 / 50
30 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
31 / 50
Three or more points that lie on the same line are called _____.
32 / 50
Polygons are basically concave polygons that may have self-intersecting edges
33 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
34 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
35 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
36 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
37 / 50
38 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
39 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
40 / 50
There are _________ basic types of polygon.
41 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
42 / 50
Rotation performed around a fixed point called ____________.
43 / 50
44 / 50
45 / 50
Twice the radius of circle is called as ___________.
46 / 50
A scaling transformation alters the ______ of an object.
47 / 50
Two points are said to be collinear, if they lie on the
48 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
49 / 50
Normalized cross product of two vectors on that surface provides normal vector
50 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
Your score is
The average score is 54%
Restart quiz
