Geographical Information System 2076

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.

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

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

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

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

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

7. Explain web based GIS system with example.

8. Write short notes on any two

(a) Spatial Data Model vs GIS Topology

(b) Buffer and Overlaying

(c) Datum vs Projection