Download GTU BE/B.Tech 2019 Winter 7th Sem New 2170606 Application Of Geoinformatics In Civil Engineering Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2170606 Application Of Geoinformatics In Civil Engineering Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2170606 Date: 23/11/2019

Subject Name: Application of Geoinformatics in Civil Engineering
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.


Q1 (a) What are the atmospheric windows? 03
(b) Enlist the various key components of GIS. 04
(c) Differentiate between raster and vector models. 07

Q2 (a) Explain the functions of Geographic Information System. 03
(b) Explain the term Digital Image. 04
(c) Explain: i) Spatial resolution. ii) Spectral resolution and iii) Temporal
resolution.
07
OR
(c) Discuss the use of remote sensing in land use and land cover mapping. 07

Q3 (a) Explain how does GPS works. 03
(b) What is Remote Sensing? Explain in brief. 04
(c) Differentiate between active and passive remote sensing. 07
OR
Q3 (a) Define and explain flight planning. 03
(b) Compare aerial photograph and satellite image. 04
(c) Write short note on electromagnetic spectrum. 07

Q4 (a) What is Geospatial analysis? 03
(b) Draw the neat sketch of ideal remote sensing system. 04
(c) Discuss the use of remote sensing in disaster management. 07
OR
Q4 (a) What is DGPS? Explain in brief. 03
(b) Write short note on Image Enhancement. 04
(c) Discuss spatial data and Attribute data of GIS. 07

Q5 (a) What is spectral reflectance curve? 03
(b) Explain aerial Photogrammetry in brief. 04
(c) What are the elements of Visual Image Interpretation? 07
OR
Q5 (a) Sketch the spectral reflectance curves for vegetation and clear water. 03
(b) What are the different types of photos used in Photogrammetry? 04
(c) Write various applications of Geo informatics in Civil Engineering 07

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