Tribhuvan University
Bachelor of Computer Application
Semester 8 · TU Board 2024
Course Title: Geographical Information System (CACS477)
Full Marks: 60Pass Marks: 24Time: 3 hours
Candidates are required to answer the question in their own words as far as possible.
Group B
Attempt any SIX question.(6 × 5 = 30)
- 2.5
List and briefly describe the main components of a GIS. How does each component contribute to the overall functionality of the system? [2+3]
- 3.5
Explain different types of map projections with their advantages and disadvantages. [5]
- 4.5
Discuss the principles of GIS database design. What are the key considerations when designing a GIS database to ensure efficient data management and retrieval? [2+3]
- 5.5
Explain the role of remote sensing in GIS data capturing. [5]
- 6.5
Explain about different errors in GPS data. [5]
- 7.5
Explain the concept of surface modeling in GIS and how it can be used to represent terrain features. [5]
- 8.5
Write short note on (Any Two): [2.5+2.5] a) Future of GIS b) Geodatabase c) Elements of map
Group C
Attempt any TWO questions(2 × 10 = 20)
- 9.10
Compare and contract vector, raster and TIN data structures in GIS with advantages, disadvantages and typical applications of each data structure. [10]
- 10.10
Discuss the principles and techniques involved in vector-based spatial analysis. Provide examples of how vector-based analysis can be used to address specific spatial problems. [5+5]
- 11.10
Describe the role of hydrology modeling in GIS and its application in water resource management. How does GIS technology enhance the effectiveness of hydrology modeling for managing and mitigating water-related issues? [5+5]
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