CS602 Midterm Online Quiz

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CS602-Midterm

1 / 50

Save a line with both endpoints inside all clipping boundaries.

2 / 50

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

3 / 50

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

4 / 50

Rotating a point requires

5 / 50

Two points are said to be collinear, if they lie on the

6 / 50

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

7 / 50

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

8 / 50

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

9 / 50

We can take transpose of any matrix.

10 / 50

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

11 / 50

Discard a line with both endpoints outside clipping boundaries is called as

12 / 50

Various curve functions are useful in ______.

13 / 50

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

14 / 50

DDA abbreviated for ________.

15 / 50

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

16 / 50

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

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

Vectors can be multiplied in a way

19 / 50

Shadow mask methods can display a __________ range of colours.

20 / 50

Bernstein polynomial functions are the basic functions of _____ curves.

21 / 50

A _________ is the set of all points (x , y) that are the same distance from the directrix and focus not on the directrix.

22 / 50

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

23 / 50

________ is the set of points that are equidistant from its origin.

24 / 50

Geometric patterns that is repeated at ever smaller scales to produce irregular shapes and surfaces are called ___________

25 / 50

_________ OpenGL function is used for aiming and positioning the camera towards the object

26 / 50

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

27 / 50

Bezier curve can represent the more complex piecewise ___________ curve.

28 / 50

Polygons consisting of ________ can cause problems when rendering.

29 / 50

Various curve functions are useful in ______.

30 / 50

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

31 / 50

A unit vector has zero magnitude.

32 / 50

We can draw the circle using _________

33 / 50

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

34 / 50

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

35 / 50

UV light is used in Plasma Panel displays to excite phosphor.

36 / 50

Process of moving points in space is called

37 / 50

In Trivial acceptance/reject test there are four bits of nine regions, Bit 1 represents condition_____.

38 / 50

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

39 / 50

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

40 / 50

The actual filling process in boundary filling algorithm begins when a point _________ of the figured is selected.

41 / 50

We can take transpose of any matrix.

42 / 50

________ is the set of points that are equidistant from its origin.

43 / 50

There are _________ basic types of polygon.

44 / 50

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

45 / 50

Three or more points that lie on the same line are called _____.

46 / 50

Parity is a concept used to determine which ________ lie within a polygon.

47 / 50

Locations can be translated or "transformed" from one coordinate system to the other. Select correct option:

48 / 50

The father of Computer Graphics is:

49 / 50

__________ is the process of describing an object or scene so that we can construct an image of it

50 / 50

Normalized cross product of two vectors on that surface provides normal vector

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