CS602-Midterm
1 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
2 / 50
The circle and ellipse are symmetric across 1 octants.
3 / 50
Discard a line with both endpoints outside clipping boundaries is called as
4 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
5 / 50
Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.
6 / 50
actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.
7 / 50
The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
8 / 50
Save a line with both endpoints inside all clipping boundaries.
9 / 50
Set up your tripod and pointing the camera at the scene
10 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
11 / 50
We can take transpose of any matrix.
12 / 50
_________ direct view storage tube maintains the picture display.
13 / 50
polygons are basically concave polygons that may have self-intersecting edges.
14 / 50
Vectors can be multiplied in a way
15 / 50
A scaling transformation alters the ______ of an object.
16 / 50
Two matrices are said to be equal, if they have
17 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
18 / 50
Finding unit vector is done by simply dividing each component by the width.
19 / 50
Computer Graphics are used in _______.
20 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
21 / 50
The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.
22 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
23 / 50
Process of moving points in space is called
24 / 50
the horizontal refresh ------------------------------
25 / 50
DDA abbreviated for ________.
26 / 50
Discard a line with both endpoints outside clipping boundary is called as ____________
27 / 50
Computer Graphics are used in ____________.
28 / 50
Monochrome Adapter (MA) is a single color adapter
29 / 50
To show 256 colors , the no of bits required for each pixel are
30 / 50
According to Odd Parity Rule, a point is inside the polygon, if:
31 / 50
In video text memory, ______ are used to display a character.
32 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
33 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
34 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.
35 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
36 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
37 / 50
Twice the radius of circle is called as ___________.
38 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
39 / 50
40 / 50
Save a line with both endpoints inside all clipping boundaries is called as ____.
41 / 50
Various curve functions are useful in ______.
42 / 50
Both Boundary Filling and Flood filling algorithms are non-recursive techniques.
43 / 50
UV light is used in Plasma Panel displays to excite phosphor.
44 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.
45 / 50
Cross product of two vectors result in a ___________.
46 / 50
____is the tendency of the text to flash as it moves up or down.
47 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
48 / 50
Bezier curve is tangent to the lines connecting ____.
49 / 50
It is safe to assume that all raster-type monitors can accept the same input
50 / 50
Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________
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