Geoinform Sessional Paper.docx

SUYASH INSTITUTE OF INFORMATION TECHNOLOGY HAKKABAD, GORAKHPUR Course—B.Tech Branch—Civil Engg Subject—Geoinormatics

Year—2nd year Semester—4th Subject code—

Total Marks: 100

Time: 2:00 Hour

SECTION-A ATTEMPT ALL QUESTIONS (2 X 10=20 Marks) • What is meant by platform in remote sensing? • Define "spatial resolution". • Explain fractional scale. • Define scarattering of EMR. • What is special signature? • How are satellites classified? • Distinguish between spatial and non-spatial data. • List a few meteorological satellites. • What is a digital image? • List some elements of imsge interpretation? SECTION-B ATTEMPT ANY FIVE QUESTIONS (5 X 10=50 Marks) • • • •

Explain with sketch the components of a remote sensing system. Distinguish between a camera and sensor. Explain bituminous bound macadam in brief. What are the atmospheric windows? Mention the significance of atmospheric wndows in the selection of sensors. • Define the Diferential GPS. • Explain Relif Displacement • Explain the working GPS block diagram. SECTION-C ATTEMPT ANY THREE QUESTION (3 X 10=30 Marks) • • •

Explain image referencing system and concept of object -oriented data model aplied inGIS. Explain in detail about the characteristics of photo-graphic images and discyuss on spectral relectance characteristics of water and vegetation in spactaral bands Explain the topography and explain how is an arial photograph taken.