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E1175 Pages: 2

Explain the different phases of GPS survey.

List the parameters affecting the accuracy of GPS positioning.

Explain the difference between rapid static method and kinematic method of
GPS surveying.

What is DGPS. How is it significant?

PART ட

Answer any two full questions, each carries 20 marks.
What are the types of scattering in Remote sensing? Differentiate between them.
Write a short note on spatial data and attribute data.
What is buffering in GIS data analysis?
Explain electromagnetic spectrum and atmospheric window with the help of
sketches.
Brief on the four different image resolutions of Remote sensing
Explain vector data model. Its advantages and disadvantages.
What is RMS error? How is it significant in data analysis

With proper sketch, differentiate cylindrical, planar and conical map projection

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