B.A (VI Semester) Examination
GEOGRAPHY
(Fundamentals of RS, GIS, & GNSS)
Paper : GEOGCT-351 (N/C)
Full Marks : 80
Pass Marks : 35%
Time : Three Hours
Notes: (i) Answer all questions
(ii) The figures in the margin indicate full marks for the questions.
Section - I
1. Write on any two of the following : 2x8= 16
a) Discuss the meaning and scope of Remote Sensing.
b) Describe the development of Remote Sensing in Indian context.
c) What are various types of Remote Sensing? Highlight the air born and space born Remote Sensing?
Section –II
2. Answer any two of the following: 8x2= 16
a) What are the Principles of EMR? Discuss in detail the characteristic of EMR with suitable diagram.
b) Define Electromagnetic Spectrum with suitable diagram.
c) Define in detail the Atmosphere – radiation interaction.
Section –III
3. Answer any two of the following: 8x2= 16
a) Describe various types of arial photographs with suitable diagrams.
b) Discuss the various elements of Photo-interpretations.
c) Mention in brief various types of imaging system.
Section -IV
4. Answer any two of the following questions : 2x8=16
a) Explain the need for digital image processing and its features.
b) Discuss in brief the image rectification / restoration by highlighting radiometric, geometric and atmospheric correction.
c) What is image enhancement technique? Discuss.
Section -V
5. Answer any two of the following questions : 2x8=16
a) What are the components and functionality of Geography Information System (GIS)? Explain.
b) Explain in brief the Raster and Vactor spatial data formats.
c) Discuss in brief Global Navigation Satellite System (GNSS) and its use.
