Institute of science and Technology
Bachelor Level / Fourth Year / Eight semester / Science
Full Mark: 60
C SIT-(CSc.459) Pass Mark: 24
(Geographical Information System) 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.
Attempts any six questions. [10×6=60]
Define GIS as an Information System. How a country like Nepal can benefit from
GIS? Describe its application in Agriculture. [2+4+4]
What is distortion? Describe various types of Map Projection along with free hand
What are raster and vector data? Differentiate between their properties with
advantages and disadvantages. [2+8]
What are various sources of GIS data? Describe methods of data capture. [2+8]
What is a spatial overlay operator? Explain neighborhood functions that are being
implemented in GIS software for analysis. [4+6]
Define Geo Database. Explain characteristics of a good database design. [2+10]
Explain how does a clearing house works? What problems do you face during the
spatial data sharing? [5+5]
Write short note on (any two) [5+5]
(a) Functional Component of GIS
(c) Map Elements
(d) Open GIS