INSTITUTE OF AERONAUTICAL ENGINEERING (Autonomous) Dundigal, Hyderabad -00 0 CIVIL ENGINEERING TUTORIAL QUESTION BANK Course Name : Remote Sensing and GIS Course Code : A00 Class : IV B. Tech I Semester Branch : Civil Engineering Year : 20 20 Course Coordinator : Dr. Kavita Singh, Associate professor Course Faculty : Dr. Kavita Singh, Associate professor OBJECTIVES I. Learn Concepts of Photogrametry and its applications such as determination of heights of objects on terrain II. Build concepts of GIS and Remote Sensing III. Understand the basic concept of remote sensing IV. Understand the different satellites and sensors. V. Illustrate Energy interactions with atmosphere and and with earth surface features. VI. Learn about different resolutions and sensors VII. Interpretation of satellite and top sheet maps. VIII. Knowing different components of GIS IX. Learning about map projection and coordinate system. X. Working with gis software XI. Learning about vector data model and raster data model XII. Develop knowledge on conversion of of data from analogue to digital S No QUESTION UNIT - I INTRODUCTION TO PHOTOGRAMMETRY Part - A (Short Answer Questions) Blooms taxonomy level Course Outcomes What is meant by photogrammetry Remember,2 How many minimum number of photographs are required for Stereo Remember,2 2 photogrammetry? Define drift in while taking aerial photographs. Remember,2 What is meant by Focal length of lens is aerial photography? Remember,2 What are fiducial marks on an image negative in aerial photogrammetry? Apply,2 Define the Scale of a vertical aerial photograph? Remember,2 What is stereoscope Apply,2 8 What is meant by Relief Displacement? Apply,2 9 Define parallax? Understand,2
0 What is mosaic Apply,2 Define crab Apply,2 2 Define map Understand,2 What is steroscope Understand,2 What is low oblique photograph Understand,2 What is high oblique photograph Remember,2 Define fudicial point Remember,2 Define Scale Remember,2 8 Define relief displacement Understand,2 9 What is tilt displacement Understand,2 20 What is counter interval Understand,2 2 Part - B (Long Answer Questions) What is photo scale? Discuss with an example Evaluate,2 If the distance of a line on the photographic known as cm, what is it s equivalent distance on the ground if the photographic scale is : 0,000 Elucidate the basic geometrical elements of a vertical aerial photograph with a neat sketch. Distinguish the difference between a map and an ortho photo and describe the following terms: GCP, mosaic, Stereo pair, Fiducial marks, Scale Discuss how the height of an object on the terrain can be determined using stereo parallax measurements. Illustrate how the differerence in elevation displaces the position of a photographic image. Evaluate,2 Evaluate,2 Evaluate,2 Evaluate,2 Discuss about various types of Aerial Photogrammetric techniques. Remember,2 8 What is Fudicial Center? How it is determined explain with a neat diagram Remember,2 9 Define the following ) Nadir Point 2) Pass point ) Tie Point ) Control Point Remember,2,2 0 There are three types of errors in photogrammetry. Discuss Remember,2 What are the two methods which can be used to determine the scale of the Remember,2 aerial photograph? 2 What are the basic advantage of vertical air photos Undersatand,2 Discuss the parallax measurement of height determination Remember,2 What is the difference between distortion and displacement Uderstand,2 What is the advantage of an oblique aerial photograph? Understand,2 2 Part - C (Problem Solving and Critical Thinking Questions) Explain what is meant by Photogrammetric? What are the uses of Aerial Understand,2 and/or Satellite Photogrammetry ʔ What is difference between an oblique photograph and panoramic Apply,2 photograph
Relief Displacement exists because photos are a perspective Apply,2 projection. Explain how can this be used to determine the height of an object on the terrain? Discuss how the height of an object on the terrain can be determined using Understand,2 8 stereo parallax measurements. 0 Understand,2 Discus the different types of aerial photograph` Understand,2 2 Illustrate end lap, sidelap, and forward lap Understand,2 Illustrate the scale of Aerial photograph Understand,2 Write short notes on: a) Scale b) Photograph c) Contour interval d) Crab e) Drift Understand,2 Distinguish an oblique and highly oblique Aerial photograph? Remember,2 What are factors effecting in aerial photographs Remember,2 2 Discuss the role of disaster management authorities in disaster management. Apply, Discuss the role and functions of a Disaster Manager Apply, Examine the changing complexion of disaster management in the contemporary context. Understand, Highlight the significance of planning for ensuring disaster prevention Remember, UNIT - II REMOTE SENSING Part A (Short Answer Questions) Define Remote Sensing. Remember 2 2 Define Scattering 2 What is active remote sensing? Remember 2 What is passive remote Sensing? Remember 2 What is image Interpretation? Understand 2 What is passive remote sensing? Understand 2 Define Ground control points Remember 2 8 How do you define Temporal Resolution? Understand 2 9 Name the elements of image interpretation Remember 2 0 Define Mie Scattering? Remember 2 What scattering causes the Fog and Clouds look white. Remember 2 2 Define Spatial Resolution? Remember 2 What is meant by Spectral Resolution? Define Radiometric Resolution? Remember 2 Atmospheric Windows are useful in Remote Sensing. Why? Remember 2 In which orbits the Earth Remote Sensing Satellite revolve?. Part - B (Long Answer Questions) Analyze the elements or processes involved in earth remote sensing with a neat diagram. Analyze 2
2... Illustrate the Electromagnetic spectrum, with emphasis on optical visible spectral bands/ Discuss the difference between active and passive remote sensing and explain about the energy sources used. Scrutinize various applications and advantages of aerial and satellite remote sensing Explain about two energy sources available for earth passive remote sensing and elucidate with their spectral characteristic curves. Describe spectral properties of water bodies and how these can be used to differentiate pure and sediment water. In earth remote sensing, What are the visible wavelength bands used. Analyze 2 understand 2 understand 2 Analyze 2 Discuss the interaction of Electromagnetic Radiation with the Earth s Remember 2 atmosphere using various scattering mechanism. 8 Write a detailed note on NOAA Satellite. And Discuss the particulars of Remember 2 NOAA Satellites. 9 Draw a neat diagram classification of imaging sensor systems Remember 2 0 What resolution? Illustrate different types of resolution. Understand 2 Which part of the EMR spectrum is used for radar remote sensing Remember 2 2 Which part of the EMR spectrum is used for optical remote sensing Remember 2 Name some important satellite platforms which are in orbit currently Understand 2 What is visible wavelength band used in Earth Remote Sensing Remember 2 2 8 Part C (Problem Solving and Critical Thinking) Discuss the following terms often used in Aerial and satellite Remote Sensing i. Spatial Resolution ii. Temporal Resolution Discuss the following terms often used in Aerial and satellite Remote Sensing: i. Spectral Resolution ii. Radiometric Resolution What best way the term Remote Sensing is defined ʔ Write about the Types of Platforms used in Remote Sensing? What are atmospheric windows and write about the atmospheric windows in optical Remote Sensing What are the visual image interpretation elements in Remote Sensing Describe the interaction process of Electromagnetic radiation with the Earth s surface features Discuss how the sensors are classified or categorized in Remote Sensing Explain the terms Spectral Reflectance, Specular reflection, Diffuse reflection Remember 2 Remember 2 Understand 2 Analyze 2 Understand 2 9 Name at least three platforms used for Earth Remote Sensing Remember 2 Is RADAR Imaging Satellite (RISAT) of India is a platform for Active Understand 2 0 Senor or Passive sensor? Why? Define the basic concepts and foundation of Remote Sensing Understand 2 2 Define remote Sensing and components of Remote Sensing Understand 2 What is Active remote sensing? Explain with an example Understand 2
What is passive Remote Sensing? Explain with an example Understand 2 UNIT-III GEOGRAPHIC INFORMATION SYSTEM Part - A (Short Answer Questions) Define GIS Understand 2, 2 What are the Ms of GIS Remember 2, Define Spatial data Understand 2, Define Attribute data Understand 2, Joining spatial and Attribute data Remember 2, Define Coordinate system Understand 2, What are the data used in ArcGIS Understand 2, 8 What is Map Remember 2, 9 Define Datum Remember 2, 0 Define projection Remember 2, What are commonly used map projection Understand 2, 2 Define Map Remember 2, What are data sources in GIS? Understand 2, What are data sources. Remember 2, Define map projection Understand 2, Part B (Long Answer Questions) Name the three basic types of map projections classified based on Remember 2, developable surfaces 2 Define map projection. Why is map projection necessary in map making Remember 2, Define the following term in the context of geographic coordinate system Understand 2, of Earth : latitude, longitude, parallel, meridian Define the following terms : a) georeferencing b) mean sea level, geodetic Understand 2, datum, vertical datum Explain the meaning of map scale : 0,000. Is this a larger or smaller map Analyze 2, scale tan a map scale of :,000? Describe the characteristics and functions of DBMS Remember 2, Differentiate between the study of GIS as a special field of academic Analyze 2, discipline and the study of GIS as a branch of Information Technology 8 List the major application areas of GIS, 9 How GIS is helpful in taking decision for planning., 0 Discuss GIS as a Tool for decision support system. Analyze 2, Geographic Information System (GIS) can be defined in many ways. Analyze 2, Write three frequently used definitions of GIS. 2 Describe various data storage methods used in GIS, Describe vector data storage and attribute data storage in GIS Understand 2, What are common errors in GIS data bases. Write about the importance of Remember 2, Edge matching and rubber sheeting. Disscuss what is ment by feature based GIS Analyze 2, Part C (Problem Solving and Critical Thinking) What is topology and its importance in GIS 2,
2 Briefly describe various elements involved in Geographic Information System Understand 2, Describe the theoretical frame work and operations involved in Understand 2, Geographic Information System Write the major application areas and uses of Geographic 2, Information System in the management of earth resources. Apply Name some data input devices? And Explain with a neat diagram Understand 2, List the keywords that you would like to include in typical definition of Understand 2, geographic information systems Explain the difference between data and information related to Analyze 2, knowledge and intelligence. 8 Describe the characteristics of an information system. Remember 2, 9 In what ways are GIS different from other classes of information systems? Remember 2, Explain the origin and meaning of Geomatics and Geographic Understand 2, 0 Information science How do they differ from Geographic Information Systems? What are the major application areas of GIS, 2 What are the technology component of GIS Explain with a neat diagram, Digitizer is a device to convert graphic data into digital data. What is a Understand 2, digitizing operation in GIS. What are the map projection and transformation in GIS Understand 2, Discuss in detail integration of Remote Sensing and GIS Understand 2, UNIT-IV VECTOR DATA MODEL Part A (Short Answer Questions) Define topographic map Understand,, 2 What is the feature used for showing the location Remember,, Define Geographic Information System? Remember,, What are the major elements of Geographic Information System? Evaluate,, Define types of vector data.,, Write any two uses of Geographic Information System? Evaluate,, What is Non- Spatial data Apply,, 8 What is spatial data? Apply,, 9 What is attribute data or non spatial data? Understand,, 0 What feature in vector GIS? Understand,, Define Polyline as feature with an example Remember,, 2 Define polygon as feature with an example Remember,, Write the sources of vector data Understand,, What is base map Remember,, List out the secondary data sources Understand,, Part B (Long Answer Questions) Explain the difference between the concepts of data accuracy and data Analyze,, precision. 2 What are the components of geospatial data standards Analyze,,
What is shape file? What are the different types of features in vector data Understand,, model Compare and contrast the raster and vector data model. Apply,, What are the advantages of raster data model Apply,, Discuss what is the overall goal of data base management system Understand,, Describe layers in GIS. Draw with a neat diagram Apply,, 8 Name three basic file structures used in GIS? Understand,, 9 What is the Difference between choropleth and Isopleth thematic maps Remember,, 0 What purpose does the Grid or Cell serve in data representation? Understand,, How a minimum mapping unit is different from the size of a raster cell? Remember,, 2 What are the input data sources for GIS that serve as primary data.? List out Understand,, the secondary data sources Part C (Problem Solving and Critical Thinking) Explain Vector data storage and attribute data storage in GIS Apply,, 2 Write about the method of obtaining vector data using scanners Evaluate,, Explain digitization process and write its advantages Apply,, What are common errors in GIS data bases. Write about the importance of Apply,, Edge matching and rubber sheeting Discuss what is mean by feature based GIS Apply,, Explain GIS data file management by referring to the three basic computer Apply,, file structures. Describe various data storage methods used in GIS. Understand,, Write an overview of the data manipulation using Hierarchical Raster Remember,, 8 Structures containing Quad tree data Structure and Pyramid data structures in GIS 9 Describe the Computational Analysis Methods(CAM) and Visual Analysis Remember,, Methods (VAM) used in GIS 0 Explain Integrated analysis of the spatial and attribute data in GIS Understand,, UNIT-V RASTER DATA MODEL Part - A (Short Answer Questions) What is Digital remote sensing images. Remember,,8,9 2 What is DN number.s Remember,8,8,9 What is data conversion. Remember,,8,9 Define Adhoc data? Remember,,8,9 Digital aerial photographs are represented in in raster data form or vector Remember,,8,9 data form? Why? Give some examples of data that is stored in Vector form? Understand,,8,9 Name the methods used for conversion of data between raster and vector Remember,,8,9 data forms. 8 Name three basic file structures used in GIS? Apply,.8,9 9 What is meant by Cleaning in data editing? Understand,,8,9 0 Define classes? Apply,,8,9 Name a few vector models and answer what they are? Remember,,8,9 2 List out at least three popular GIS Raster data file formats. Understand,,8,9 What is an Overlay operation in GIS? Apply,,8,9
Explain Computational Analysis method Understand,,8,9 What is Visual Analysis Method? Evaluate,,8,9 Name a few data forms for visual analysis Apply,,8,9 Give some examples and write about graphical output for data visualization Understand,,8,9 8 Define Hierarchical data structures. Apply,.8,9 9 List out a few data storage media Remember,,8,9 20 What is a Hybrid system in integrated data analysis Understand,,8,9 Part - B (Long Answer Questions) Describe the data stream flow in GIS system with a block diagram. Apply,,8,9 2 Critically examine what is meant by Layer based GIS with examples. Apply,,8,9 What are Raster and Vector data forms. Compare Raster data and Vector Apply,,8,9 data representations. Explain about data capture, data input, and data output in Geographic Apply,,8,9 Information System What are the advantages of vector model data model Understand,,8,9 Explain with a neat diagram how real world data is converted into Raster Understand,,8,9 format. Define data. What are the input data sources for GIS that serve as Understand,,8,9 primary data? List out the secondary data sources. 8 What is overlay operation in GIS? Understand,,8,9 9 What is meant by cleaning in data editing? Understand,,8,9 0 Explain integrated analysis of spatial and attribute data Understand,,8,9 Explain GIS data file management by referring three basic computer file Understand,,8,9 structures. Part C (Problem Solving and Critical Thinking) Explain how buffering is carried out in raster data. Remember,,8,9 2 Explain Data capture, data input and data output in GIS Remember,,8,9 Describe data stream flow in GIS system with a block diagram. Remember,,8,9 Critically examine what is meant by layer absed GIS with examples Understand,,8,9 Explain about data capture, data input, and data output in Geographic Understand,,8,9 Information System Explain digitization process and write its advantages. Understand,,8,9 Digitizer is a device to convert graphic data into digital data. What is Understand,,8,9 digitizing operation in GIS. 8 Write about the method of obtaining vector data using scanners Remember,,8,9 Write the major applications areas and uses of Geographic Information Remember,,8,9 9 System in the management of earth resources. 0 What purpose does the Grid or cell serve in data representation? Remember,,8,9 How a minimum mapping unit is different from the size of a raster cell? Remember,,8,9 Prepared By: Dr. Kavita Singh, Associate Professor, CE HOD, CE