Geographical Information System 2076

Tribhuwan University

Institute of Science and Technology

2076

Bachelor Level / Eighth Semester / Science

Computer Science and Information Technology ( CSC468 )

( Geographical Information System )

Full Marks: 60

Pass Marks: 24

Time: 3 hours

Candidates are required to give their answers in their own words as far as practicable.

The figures in the margin indicate full marks.

Attempt any six questions. [10x6=60]

1. Briefly explain the concept of GIS. What are the various components of GIS. How GIS can help for transport planning and traffic management.

10 marks view

2. Why do we need map in GIS? Explain the elements of MAP in brief.

10 marks view

3. What do you understand by earth features? What are the different data models of representating the earth features.

10 marks view

4. What do you mean by spatial data modelling? Explain spatial data types. What is geocoding? Explain spatial analysis with example.

10 marks view

5. What is remote sensing? Explain the components of remote sensing with diagram.

10 marks view

6. what is Scale Factor? What are different types of distortion in projections.

10 marks view

7. Explain web based GIS system with example.

10 marks view

8. Write short notes on any two

(a) Spatial Data Model vs GIS Topology

(b) Buffer and Overlaying

10 marks view