CS602-Midterm
1 / 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.
2 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
3 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
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 ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
6 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
7 / 50
Bezier curve is tangent to the lines connecting ____.
8 / 50
In video text memory, ______ are used to display a character.
9 / 50
10 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
11 / 50
In video text memory, ________ are used to display a character.
12 / 50
Each hyperbola consists of two __________ .
13 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
14 / 50
We can draw the circle using ___________.
15 / 50
In Trimetric the direction of projection makes unequal angle with the three principal axes
16 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
17 / 50
Two points are said to be collinear, if they lie on the
18 / 50
Various curve functions are useful in ______.
19 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
20 / 50
25 * 10 resolution with 16 colors supports
21 / 50
22 / 50
In __________ algorithm(s), old color must be read before it is invoked.
23 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
24 / 50
The father of Computer Graphics is:
25 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
26 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
27 / 50
Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.
28 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
29 / 50
We can take transpose of __________.
30 / 50
Vectors can be multiplied in a way
31 / 50
A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.
32 / 50
33 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
34 / 50
Process of moving points in space is called
35 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
36 / 50
A fractal is generally a property called ___________.
37 / 50
Computer Graphics are used in _______.
38 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
39 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
40 / 50
“Computer Graphics” and “Computer Vision” are ____________.
41 / 50
____is the tendency of the text to flash as it moves up or down.
42 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
43 / 50
We can draw the circle using _________
44 / 50
Normalized cross product of two vectors on that surface provides normal vector
45 / 50
A unit vector has zero magnitude.
46 / 50
Line connecting any two points within a polygon does not intersect any edge, then it will be a _________ polygon.
47 / 50
DDA abbreviated for ________.
48 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
49 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
50 / 50
We can take transpose of any matrix.
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