questions

Title
An -------------test is used to check whether a point is inside or outside of the polygon

An -------------test is used to check whether a point is inside or outside of the polygon.

1. inside
2. outside
3. fill
4. cover
In an inside test if number of intersections are ---------------- then point is inside of the polygon. Note : intersection point is not a vertex

In an inside test if number of intersections are ---------------- then point is inside of the polygon. Note: intersection point is not a vertex.

1. even
2. odd
3. infinite
4. none of the above
In an inside test if number of intersections is odd then point is ---------------- of the polygon. Note : intersection point is not a vertex

In an inside test if number of intersections is odd then point is ---------------- of the polygon. Note: intersection point is not a vertex

1. inside
2. outside
3. color
4. can\t say
In an inside test if intersections point is a vertex and edges meeting at that vertex lies on same side of constructed horizontal line then the number of intersections are considered as ----------. Note : intersection point is a vertex

In an inside test if intersections point is a vertex and edges meeting at that vertex lies on same side of constructed horizontal line then the number of intersections are considered as ----------. Note: intersection point is a vertex

1. even number
2. odd number
3. infinite number
4. can\t say
In an inside test if intersections point is a vertex and edges meeting at that vertex lies on ------------- side of constructed horizontal line then the number of intersections are considered as even number . Note : intersection point is a vertex

In an inside test if intersections point is a vertex and edges meeting at that vertex lies on ------------- side of constructed horizontal line then the number of intersections are considered as even number . Note : intersection point is a vertex

1. same
2. opposite
3. on the
4. none of the above
Two inside polygon test methods are __________ and ________

Two inside polygon test methods are __________ and ________

1. even odd method , winding number method
2. scan line and flood fill
3. even odd method, flood fill
4. winding number method, scan line
The 8-Fill Polygon technique will correctly fill the triangle shown below when seeded at the position shown with an X

The 8-Fill Polygon technique will correctly fill the triangle shown below when seeded at the position shown with an X.

1. true
2. false
Following is the method for inside test of the polygon

Following is the method for inside test of the polygon.

1. even-odd method
2. linear method
3. inside method
4. seed method
Every side in winding number method has given a number called

Every side in winding number method has given a number called

1. winding number
2. integer no.
3. direct number
4. side number
The total of the winding no. in winding number method of inside test is called as

The total of the winding no. in winding number method of inside test is called as

1. winding.
2. collective winding.
3. net winding.
4. summation winding.
Winding number method always gives correct answer for overlapping polygons

Winding number method always gives correct answer for overlapping polygons

1. true
2. false
Inside tests of polygon are useful in --------

Inside tests of polygon are useful in --------

1. polygon filling
2. line coloring
4. none of the above
Even-odd method of inside test counts ----- to decide the position of a point

Even-odd method of inside test counts ----- to decide the position of a point.

1. edges
2. vertices
3. intersections
4. pixels
In winding number method an ------------------ edges ------ considered

In winding number method an ------------------ edges ------ considered

1. horizontal , not
2. vertical , not
3. slanted , not
4. horizontal , is
Even-odd method of inside test is suitable for------

Even-odd method of inside test is suitable for------

1. polygons
2. circles
3. lines
4. all of above
In winding number method an edge can have winding number as -----

In winding number method an edge can have winding number as -----

1. zero
2. +1 or -1
3. only +1
4. only -1
If the pixel is already filled with desired color then does nothing, otherwise fills it. This is called

If the pixel is already filled with desired color then does nothing, otherwise fills it. This is called

1. flood fill algorithm
2. boundary fill algorithm
3. scan line polygon filling algorithm
4. none of these
The algorithm used for filling the interior of a polygon is called

The algorithm used for filling the interior of a polygon is called

1. flood fill algorithm
2. boundary fill algorithm
3. scan line polygon fill algorithm
4. none of these
___________ procedure accepts the coordinates of an internal point

___________ procedure accepts the coordinates of an internal point.

1. area fill
2. boundary fill.
3. line fill.
4. scan fill.
In 8 connected region by knowing one pixel we can get remaining ---------------- neighboring pixels

In 8 connected region by knowing one pixel we can get remaining ---------------- neighboring pixels.

1. 8
2. 4
3. 2
4. 16

MCQs

Views