CS602-Midterm
1 / 50
A scaling transformation alters the ______ of an object.
2 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
3 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
4 / 50
This projection technique has the direction of projection perpendicular to the viewing plane, and the viewing direction is perpendicular to one of the principle faces.
5 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
6 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
7 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
8 / 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.
9 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
10 / 50
Parity is a concept used to determine which ________ lie within a polygon.
11 / 50
There are _______ basic types of polygon.
12 / 50
In video text memory, ______ are used to display a character.
13 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
14 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
15 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
16 / 50
17 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
18 / 50
19 / 50
In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.
20 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
21 / 50
If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.
22 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
23 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
24 / 50
Various curve functions are useful in ______.
25 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
26 / 50
DDA abbreviated for ________.
27 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
28 / 50
Translation moves objects without ____________.
29 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
30 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
31 / 50
UV light is used in Plasma Panel displays to excite phosphor.
32 / 50
33 / 50
Boundary Filling Algorithm can work for complex polygons.
34 / 50
A fractal is generally a property called ___________.
35 / 50
the horizontal refresh ------------------------------
36 / 50
________ is the set of points that are equidistant from its origin.
37 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
38 / 50
39 / 50
The curve is always contained within the _______ of the control points
40 / 50
41 / 50
Discard a line with both endpoints outside clipping boundaries is called as
42 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
43 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
44 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
45 / 50
We can draw the circle using _________
46 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
47 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
48 / 50
________is used to move a point, or a set of points, linearly in space
49 / 50
25 * 10 resolution with 16 colors supports
50 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
Your score is
The average score is 54%
Restart quiz
