CS602-Midterm
1 / 50
We can draw the circle using ___________.
2 / 50
Vectors can be multiplied in a way
3 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
4 / 50
5 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
6 / 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.
7 / 50
A * B = |A| * |B| * cos(?) where ? is the angle between the two vectors
8 / 50
Rotating a point requires
9 / 50
Finding unit vector is done by simply dividing each component by the width.
10 / 50
Polygons are basically concave polygons that may have self-intersecting edges
11 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
12 / 50
In video text memory, ______ are used to display a character.
13 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
14 / 50
Parity is a concept used to determine which ________ lie within a polygon.
15 / 50
16 / 50
__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.
17 / 50
Boundary Filling Algorithm can work for complex polygons.
18 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
19 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
20 / 50
We can take transpose of any matrix.
21 / 50
Shadow mask methods can display a __________ range of colors.
22 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
23 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
24 / 50
It is safe to assume that all raster-type monitors can accept the same input
25 / 50
The curve is always contained within the _______ of the control points
26 / 50
27 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
28 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
29 / 50
Which of the following is not true about matrices?
30 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
31 / 50
________is used to move a point, or a set of points, linearly in space
32 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
33 / 50
We can take transpose of __________.
34 / 50
the horizontal refresh ------------------------------
35 / 50
In __________ algorithm(s), old color must be read before it is invoked.
36 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
37 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
38 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
39 / 50
If the polygons are _________ line clipping techniques are sufficient for clipping.
40 / 50
A scaling transformation alters the ______ of an object.
41 / 50
Each hyperbola consists of two ___________.
42 / 50
Discard a line with both endpoints outside clipping boundaries is called as
43 / 50
In video text memory, ________ are used to display a character.
44 / 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.
45 / 50
46 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
47 / 50
Global coordinate systems can be defined with respect to local coordinate system
48 / 50
Computer Graphics are used in ____________.
49 / 50
50 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
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