CS602 Midterm Online Quiz

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CS602-Midterm

1 / 50

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

2 / 50

DDA abbreviated for _________.

3 / 50

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

4 / 50

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

5 / 50

Set up your tripod and pointing the camera at the scene

6 / 50

Shortcoming of Sutherland-Hodgeman Algorithm is concave polygons may be displayed with extensors lines 

7 / 50

In Trivial acceptance/reject test there are four bits of nine regions, Bit 4 represents condition_____.

8 / 50

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

9 / 50

Which of the following is NOT a modern application for Computer Graphics -------------------

10 / 50

Discard a line with both endpoints outside clipping boundary is called as ____________

11 / 50

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

12 / 50

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

13 / 50

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

14 / 50

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

15 / 50

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

16 / 50

According to Odd Parity Rule, a point is inside the polygon, if:

17 / 50

In ______ transformation one coordinate is held fixed and the other coordinate or coordinates are shifted.

18 / 50

Boundary Filling Algorithm can work for complex polygons.

19 / 50

The curve is always contained within the _______ of the control points

20 / 50

The given primitives are clipped to the boundaries of _______ and primitives lying outside are not drawn.

21 / 50

Boundary Filling Algorithm can work for complex polygons.

22 / 50

Process of moving points in space is called

23 / 50

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

24 / 50

Polygons consisting of ________ can cause problems when rendering.

25 / 50

Save a line with both endpoints inside all clipping boundaries.

26 / 50

Two matrices are said to be equal, if they have

27 / 50

We can take transpose of __________.

28 / 50

In Trivial acceptance/reject test there are four bits of nine regions, Bit3 represents condition _____.

29 / 50

________is used to move a point, or a set of points, linearly in space

30 / 50

Both Boundary Filling and Flood filling algorithms are ____ as compared to scan line filling algorithm.

31 / 50

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

32 / 50

Boundary Filling Algorithm can work for complex polygons.

33 / 50

Each hyperbola consists of two __________ .

34 / 50

A scaling transformation alters the ______ of an object.

35 / 50

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

36 / 50

Various curve functions are useful in ______.

37 / 50

Save a line with both endpoints inside all clipping boundaries is called as ____.

38 / 50

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

39 / 50

Which one of the following step is not involved to write pixel using video BIOS services.

40 / 50

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

41 / 50

If the polygons are _______, line-clipping techniques are sufficient for clipping.

42 / 50

Shadow mask methods can display a __________ range of colors.

43 / 50

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

44 / 50

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

45 / 50

the horizontal refresh ------------------------------

46 / 50

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

47 / 50

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

48 / 50

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

49 / 50

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

50 / 50

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

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