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Ecd 211: Introduction To Geo-Spatial Techniques Question Paper
Ecd 211: Introduction To Geo-Spatial Techniques
Course:Bachelor Of Environmental Studies (Community Development)
Institution: Machakos University question papers
Exam Year:2017/2018
MACHAKOS UNIVERSITY
University Examination for 2017/2018
SCHOOL OF ENVIRONMENT AND NATURAL RESOURCES MANAGEMENT
DEPARTMENT OF ENVIRONMENTAL STUDIES AND COMMUNITY DEVELOPMENT
SECOND YEAR FIRST SEMESTER EXAMINATION FOR
BACHELOR OF ENVIRONMENTAL STUDIES (COMMUNITY DEVELOPMENT)
BACHELOR OF ENVIRONMENTAL STUDIES (RESOURCE CONSERVATION)
ECD 211:INTRODUCTION TO GEO-SPATIAL TECHNIQUES
DATE :5/12/2017 TIME:2:00-4:00 PM
INSTRUCTIONS :
Answer question ONE and any other TWO questions
QUESTION ONE (30 MARKS)
a) Explain the following terms as used in geo-spatial techniques
i. Remote Sensing (2 marks)
ii. Geographic Information System (2 marks)
iii. Topology (2 marks)
iv. Attribute data (2 marks)
v. Spatial entities (2 marks)
b) Using examples, discuss the spatial questions that can be answered using a Geographic Information System (GIS) (10 marks)
c) As a consultant hired by Machakos County planning department, discuss the steps you would consider in creating a GIS database for Natural Resource Management. (10 marks)
QUESTION TWO (20 MARKS)
a) Discuss how you would use the Systems Life Cycle (SLC) approach to manage the development and implementation of a GIS for community projects. (10 marks)
b) Explain the general steps in the process of creating a map as a GIS output (10 marks)
QUESTION THREE (20 MARKS)
Explain the methods that can be used to check for errors in the encoding of attribute data.
(20 marks)
QUESTION FOUR (20 MARKS)
Discus the general steps of data abstraction in spatial data modelling process and the challenges that must be confronted in the process (20 marks)
QUESTION FIVE (20 MARKS)
a) Explain the advantages of using GIS in siting industrial developments. (10 marks)
b) Discuss the factors you would advise the Machakos County government to consider before the implementation of a GIS for Natural Resource Management (10 marks)
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