CS602-Midterm
1 / 50
Concave polygons are a superset of ____________ polygons, having fewer restrictions than ___________ polygons.
2 / 50
A two dimensional rotation is applied to an object by repositioning it along a _____path in the XY plane
3 / 50
To move a _________ from one location to another, we translate the center point and redraw the same using new center point.
4 / 50
In video text memory, ______ are used to display a character.
5 / 50
Various curve functions are useful in ______.
6 / 50
The circle and ellipse are symmetric across 1 octants.
7 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.
8 / 50
“Computer Graphics” and “Computer Vision” are ____________.
9 / 50
Bezier curve is tangent to the lines connecting ____.
10 / 50
The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:
11 / 50
Which one of the following step is not involved to write pixel using video BIOS services.
12 / 50
A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.
13 / 50
__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.
14 / 50
The curve is always contained within the _______ of the control points
15 / 50
A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors
16 / 50
Computer graphics is very helpful in producing graphical representations for scientific visualization.
17 / 50
Which one of the following is not the graphics library is use:
18 / 50
Rotating a point requires
19 / 50
We can draw eight points corresponding to each (x , y) point calculation in _________ drawing algorithm.
20 / 50
Three or more points that lie on the same line are called _____.
21 / 50
Which one is not valid out code to perform trivial accept / reject test in line clipping:
22 / 50
The father of Computer Graphics is:
23 / 50
Orthographic projections that show more than one side of an object are called __________ projections.
24 / 50
In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.
25 / 50
Silhouette edges occur when dot product of surface normal vector and the view vector is __________.
26 / 50
Each hyperbola consists of two ___________.
27 / 50
Polygons consisting of ________ can cause problems when rendering.
28 / 50
_________ OpenGL function is used for aiming and positioning the camera towards the object
29 / 50
Bezier curve can represent the more complex piecewise ___________ curve.
30 / 50
Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.
31 / 50
Boundary Filling Algorithm can work for complex polygons.
32 / 50
The process of subdivision an entity or surface into one or more non-overlapping primitives.
33 / 50
Shadow mask methods can display a __________ range of colors.
34 / 50
__________ is the process of describing an object or scene so that we can construct an image of it
35 / 50
Polygons are basically concave polygons that may have self-intersecting edges
36 / 50
In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition _____.
37 / 50
38 / 50
39 / 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.
40 / 50
Monochrome Adapter (MA) is a single color adapter
41 / 50
If the polygons are _______, line-clipping techniques are sufficient for clipping.
42 / 50
Because clipping against one edge is independent of all others, so it is _______ to arrange the clipping stages in a pipeline.
43 / 50
44 / 50
Twice the radius of circle is called as ___________.
45 / 50
( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.
46 / 50
Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon
47 / 50
48 / 50
The axonometric projection is ___________ where the direction of projection makes same angle with all axes.
49 / 50
We can take transpose of any matrix.
50 / 50
Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:
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