CS602 Midterm Online Quiz

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CS602-Midterm

1 / 50

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

2 / 50

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

3 / 50

Shadow mask methods can display a __________ range of colours.

4 / 50

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

5 / 50

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

6 / 50

Each number that makes up a matrix is called an __________ of the matrix.

7 / 50

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

8 / 50

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

9 / 50

Orthographic projections that show more than one side of an object are called __________ projections.

10 / 50

We can draw the circle using _________

11 / 50

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

12 / 50

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

13 / 50

Save a line with both endpoints inside all clipping boundaries.

14 / 50

Twice the radius of circle is called as ___________.

15 / 50

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

16 / 50

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

17 / 50

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

18 / 50

_________ direct view storage tube maintains the picture display.

19 / 50

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

20 / 50

A scaling transformation alters the ______ of an object.

21 / 50

Concave polygons are a superset of ____________ polygons, having fewer restrictions than  ___________ polygons.

22 / 50

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

23 / 50

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

24 / 50

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

25 / 50

We can draw the circle

26 / 50

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

27 / 50

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

28 / 50

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

29 / 50

Rotation performed around a fixed point called ____________.

30 / 50

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

31 / 50

Both Boundary Filling and Flood filling algorithms are non-recursive techniques.

32 / 50

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

33 / 50

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

34 / 50

Global coordinate systems can be defined with respect to local coordinate system

35 / 50

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

36 / 50

Both Boundary Filling and Flood filling algorithms are non-recursive techniques.

37 / 50

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

38 / 50

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

39 / 50

Rotating a point requires

40 / 50

Which of the following is not true about matrices?

41 / 50

Perspective projection is specified with the function glFrustum().

42 / 50

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

43 / 50

It is safe to assume that all raster-type monitors can accept the same input

44 / 50

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

45 / 50

Monochrome Adapter (MA) is a single color adapter

46 / 50

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

47 / 50

Concave polygons are a superset of ________ polygons, having fewer restrictions than _____polygons.

48 / 50

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

49 / 50

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

50 / 50

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

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