Remote Sensing and GIS — Winter 2020

Define Remote Sensing. Explain its advantages and limitations.

What are raster and vector? Write the basic differences between raster and vector.

What is resolution and pixel in image? Explain in detail spectral resolution and temporal resolution

Enlist various data formats of digital image.

Explain the principle of Remote Sensing.

Explain the systems of image classification in remote sensing.

Write a note on imaging sensors for digital image

Write a note on active and passive remote sensing

Explain the interaction Electromagnetic energy with the atmosphere in detail.

Explain microwave remote sensing.

Explain in brief different components of GIS.

Describe briefly properties as well as classification of map projections

Define metadata, attribute data & spatial data

Give the salient features of cadastral, thematic and topographic maps.

Explain ‘vector data model’ and ‘raster data model’ in GIS

Describe the Fundamentals of GIS Analysis functions

Explain the procedure of georeferencing in QGIS software

Write salient features of remote sensing tool ENVI or ERDAS.1

Explain the concept of “Overlay analysis”.

Discuss the features of Mapwindow GIS and Arc GIS.

Explain the concept of quadrant counts and nearest neighbour analysis with respect to GIS data processing

Write a note on reference co-ordinate systems

Explain applications of digital terrain model

Explain the role of GIS and RS in assessing the impact of floods.