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Pur 126: Introduction To Geographic Information Systems Question Paper

Pur 126: Introduction To Geographic Information Systems

Course:Bachelor Of Arts In Urban And Regional Planning

Institution: Maseno University question papers

Exam Year:2012

MASENO UNIVERSITY

UNIVERSITY EXAMINATIONS 201112012

FIRST YEAR SECOND SEMESTER EXAMINATIONS FOR

THE DEGREE OF BACHELOR OF ARTS(URBAN & REGIONAL PLANNING
WITH INFORMATION TECHNOLOGY

(MAIN CAMPUS)

PUR 126: INTRODUCTION TO GEOGRAPHIC INFORMATION SYSTEMS

Date: 6th August, 2012 Time: 9.00-11.00 a.m

INSTRUCTIONS:

Answer THREE questions. Question ONE is COMPULSORY.

MASENO UNIVERSITY ISO 9001:2008 CERTIFIED

PUR 126: INTRODUCTION TO GEOGRAPHIC INFORMATION SYSTEMS

1.a. Identify and explain any FIVE disciplines that have contributed to the development of Geographic Information Systems. (10 Marks)

b. Explain any FIVE functions a GIS (5 Marks)

c. With the aid of examples, Outline any FIVE different areas of application of GIS as a decision support tool. (15 Marks)

2. a. Define the term 'map projection'? (5 Marks)

b. Explain the THREE map projection types. (15 Marks)

3. Discuss any FIVE challenges of establishing and using a functional GIS in an institution. (20 Marks)

4.a. With the aid of a diagram, differentiate between vector and raster data formats. (10 Marks)

b. Give the merits and demerits of raster and vector data formats (10 Marks)

5.a. Explain any FIVE differences between spreadsheets and databases (10 Marks)

b. Define data integrity and outline the THREE key rules of data integrity that any database instance must adhere to (10 Marks)

6. With the aid diagrams, explain the Bertin's visual variables and how these can be used to present variations in point, line and polygon symbols. (20 Marks)

Pur 126: Introduction To Geographic Information Systems Question Paper

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