Exam Details
| Subject | computer graphics and multimedia | |
| Paper | paper 25 | |
| Exam / Course | m.c.a | |
| Department | ||
| Organization | Nalanda Open University | |
| Position | ||
| Exam Date | 2016 | |
| City, State | bihar, patna |
Question Paper
N A L A N D A O P E N U N I V E R S I T Y
Master of Computer Application Part-III
PAPER-XXV
(Computer Graphics And Multimedia)
Annual Examination, 2016
Time 3 Hours. Full Marks 80
Answer any Five Questions.
All questions carry equal marks.
1. Explain how frame buffer is used to store picture information. Explain the need of
Homogeneous coordinate system in 2D transformation.
2. What are touch panels? List different touch panels that are currently available for use.
3. Explain DDA line drawing algorithm. What are the disadvantages of this algorithm?
4. Differentiate the following
Bitmap vs Vector graphics
JPEG vs GIF
Hypertext vs Hypermedia
5. Derive an expression for Phong Specular Reflection Model. Explain Isometric projection.
Differentiate among Isometric, Dimetric and Trimetric projections.
6. Suggest with reasons a potential application of multimedia other than the applications in the
field of entertainment and education.
7. Explain the following 3D transformations with their 3D transformation matrix
Scaling with respect to origin
Rotation with respect to z 0 plane
xy-Shearing
8. Given a triangle ABC, whose coordinates are and 3).
Reflect the given triangle about x axis.
Reflect the given triangle about y axis.
Reflect the given triangle about y x axis.
9. Explain Z-Buffer Algorithm for hidden surface removal. What are its demerits? What are the
differences between Gouraud Shading and Phong Shading methods
10. Explain the following terms
Card based authoring tools
Raster and Random Scan
Sound editing tools
Anti-aliasing
Ambient light
Plasma panel
Master of Computer Application Part-III
PAPER-XXV
(Computer Graphics And Multimedia)
Annual Examination, 2016
Time 3 Hours. Full Marks 80
Answer any Five Questions.
All questions carry equal marks.
1. Explain how frame buffer is used to store picture information. Explain the need of
Homogeneous coordinate system in 2D transformation.
2. What are touch panels? List different touch panels that are currently available for use.
3. Explain DDA line drawing algorithm. What are the disadvantages of this algorithm?
4. Differentiate the following
Bitmap vs Vector graphics
JPEG vs GIF
Hypertext vs Hypermedia
5. Derive an expression for Phong Specular Reflection Model. Explain Isometric projection.
Differentiate among Isometric, Dimetric and Trimetric projections.
6. Suggest with reasons a potential application of multimedia other than the applications in the
field of entertainment and education.
7. Explain the following 3D transformations with their 3D transformation matrix
Scaling with respect to origin
Rotation with respect to z 0 plane
xy-Shearing
8. Given a triangle ABC, whose coordinates are and 3).
Reflect the given triangle about x axis.
Reflect the given triangle about y axis.
Reflect the given triangle about y x axis.
9. Explain Z-Buffer Algorithm for hidden surface removal. What are its demerits? What are the
differences between Gouraud Shading and Phong Shading methods
10. Explain the following terms
Card based authoring tools
Raster and Random Scan
Sound editing tools
Anti-aliasing
Ambient light
Plasma panel
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