CS602-Midterm
1 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
2 / 50
Discard a line with both endpoints outside clipping boundaries is called as
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Process of moving points in space is called
4 / 50
Tessellation can be adaptive to the ____________ degree of curvature of a surface.
5 / 50
Twice the radius of circle is called as ___________.
6 / 50
Which of the following is NOT a modern application for Computer Graphics -------------------
7 / 50
Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines
8 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
9 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
10 / 50
Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.
11 / 50
Rotating a point requires
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13 / 50
Which of the following is not true about matrices?
14 / 50
Parity is a concept used to determine which ________ lie within a polygon.
15 / 50
A scaling transformation alters the ______ of an object.
16 / 50
Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.
17 / 50
18 / 50
polygons are basically concave polygons that may have self-intersecting edges.
19 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
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21 / 50
Computer Graphics are used in _______.
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We can draw the circle using ___________.
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The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.
24 / 50
Perspective projection is specified with the function glFrustum().
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A unit vector has zero magnitude.
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_________ OpenGL function is used for aiming and positioning the camera towards the object
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28 / 50
We can take transpose of any matrix.
29 / 50
Vectors can be multiplied in a way
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Monochrome Adapter (MA) is a single color adapter
31 / 50
The basis functions fi(u) in Bezier curve must be symmetric with respect to u and (u-2)
32 / 50
Polygons consisting of ________ can cause problems when rendering.
33 / 50
Plasma-panel displays use a gas mixture that usually includes ____.
34 / 50
Which one of the following is not the graphics library is use:
35 / 50
When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.
36 / 50
Save a line with both endpoints inside all clipping boundaries is called as ____.
37 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
38 / 50
Various curve functions are useful in ______.
39 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 3 represents condition_____.
40 / 50
Bernstein polynomial functions are the basic functions of _____ curves.
41 / 50
__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
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Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
44 / 50
Rotation performed around a fixed point called ____________.
45 / 50
Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?
46 / 50
By preserving the original shape of an object with a scaling is called _______ scaling.
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48 / 50
Global coordinate systems can be defined with respect to local coordinate system
49 / 50
Boundary Filling Algorithm can work for complex polygons.
50 / 50
Each hyperbola consists of two __________ .
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