CS602 Midterm Online Quiz

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CS602-Midterm

1 / 50

In video text memory, ______ are used to display a character.

2 / 50

A two dimensional rotation is applied to an object by repositioning it along a _____ path in the XY plane

3 / 50

actual filling process in boundary filling algorithm begins when a point ____ of the figure is selected.

4 / 50

Vectors can be multiplied in a way

5 / 50

Twice the radius of circle is called as ___________.

6 / 50

Silhouette edges occur when dot product of surface normal vector and the view vector is __________.

7 / 50

Tessellation can be adaptive to the ____________ degree of curvature of a surface.

8 / 50

In Trimetric the direction of projection makes unequal angle with the three principal axes

9 / 50

__________transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.

10 / 50

The equation of hyperbola centered at origin (if the transverse axis is along x -axis) can be given as:

11 / 50

In video text memory, ______ are used to display a character.

12 / 50

“Computer Graphics” and “Computer Vision” are ____________.

13 / 50

Monochrome Adapter (MA) is a single color adapter

14 / 50

The process of subdivision an entity or surface into one or more non-overlapping primitives.

15 / 50

Perspective projection is specified with the function glFrustum().

16 / 50

Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon

17 / 50

Intensity of the electron beam is controlled by setting _________ levels on the control grid, a metal cylinder that fits over the cathode.

18 / 50

We can draw the circle

19 / 50

Which of the following statements is not true about flood-fill and boundary-fill? Algorithms?

20 / 50

__________ projection is obtained by projecting points along parallel lines that are not perpendicular to the projection plane.

21 / 50

The circle and ellipse are symmetric across 1 octants.

22 / 50

The father of Computer Graphics is:

23 / 50

Save a line with both endpoints inside all clipping boundaries.

24 / 50

We can draw the circle using _________

25 / 50

In __________ algorithm(s), old color must be read before it is invoked.

26 / 50

To move a _________ from one location to another, we translate the center point and redraw the same using new center point.

27 / 50

There are _________ basic types of polygon.

28 / 50

In Trivial acceptance/reject test there are four bits of nine regions, Bit 2 represents condition_____.

29 / 50

Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.

30 / 50

Using Cohen-Sutherland line clipping, it is impossible for a vertex to be labeled 1111.

31 / 50

Bezier curve can represent the more complex piecewise ___________ curve.

32 / 50

Computer graphics is very helpful in producing graphical representations for scientific visualization.

33 / 50

When scaling factor Sx and Sy are assigned the same value, __________ scaling is produced that maintains relative object proportions.

34 / 50

A * B = |A| * |B| * cos(?) Where ? is the angle between the two vectors

35 / 50

We can draw the circle using _________

36 / 50

Polygons are basically concave polygons that may have self-intersecting edges

37 / 50

Computer graphics is very helpful in producing graphical representations for scientific visualization.

38 / 50

Boundary Filling Algorithm can work for complex polygons.

39 / 50

A scaling transformation alters the ______ of an object.

40 / 50

If the value of scaling factors sx and sy is greater than 1, then size of objects will be ____________.

41 / 50

__________ transformation produces shape distortions as if objects were composed of layers that are caused to slide over each other.

42 / 50

In 2D transformation, ______ can be achieved by rotating the object about 110 degrees.

43 / 50

A line, or straight line, is, roughly speaking, an (infinitely) thin, (infinitely) long, straight geometrical object.

44 / 50

Because clipping against one edge is independent to all others, so it is ________ arrange the clipping stages in a pipeline.

45 / 50

Which one of the following is not the graphics library is use:

46 / 50

( x^2 / a^2 ) + ( y^2 / b^2 ) = 1 is an equation of __________.

47 / 50

The axonometric projection is ___________ where the direction of projection makes same angle with all axes.

48 / 50

Sutherland-Hodgeman clipping algorithm clips any polygon against a concave clip polygon

49 / 50

The ______ tests are performed for the midpoints between pixels near the circle path at each sampling step.

50 / 50

____is the tendency of the text to flash as it moves up or down.

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