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PROGRAM-BCA (REVISED FALL
2012)
SEMESTER-5
SUBJECT CODE & NAME-BCA5042–
Graphics and Multimedia Systems
CREDIT-4
BK ID-B1552
MAX. MARKS-60
Qus:1
What is 3D display devices? Briefly explain the types of 3D display devices.
Ans:
3D
display devices:
A
3D display is any display device capable of conveying a stereoscopic perception
of 3-D depth to the viewer. The basic requirement is to present offset images
that are displayed separately to the left and right eye. Both of these 2-D
offset images are then combined in the brain to give the perception of 3-D
depth. Although the term "3D" is
Qus:2
Briefly explain line drawing algorithm with an example.
Ans:
Line
drawing algorithm with an example:
Line Drawing Algorithm:
A line drawing algorithm is a graphical algorithm
for approximating a line segment on discrete graphical media.
The Cartesian slope-intercept equation for a
straight line is
Qus:
3 Explain flood fill algorithm.
Ans:
Flood
fill algorithm:
Sometimes we want to fill in (or recolor) an area
that is not defined within single color boundary. We can paint such areas by
replacing a specified interior color instead of searching for a boundary color
value. This
Qus:4
Write a note on:
·
Control points
·
Knot Vector
Ans:
Control
points:
The
control points determine the shape of the curve. Typically, each point of the
curve is computed by taking
Q5. What is multimedia?
Explain briefly the uses of multimedia.
Answer.
Multimedia:
Multimedia
refers to content that uses a combination of different content forms. This
contrasts with media that use only rudimentary computer displays such as
text-only or traditional forms of printed or hand-produced
Q6. Explain the
following
(a) Full animation
(b) Limited animation
(c) Rotoscoping
Answer:
a) Full animation:
Full animation refers
to the process of producing high-quality traditionally animated films, which
regularly use
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