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GIS Final based on Final Exam Review 2023
flat file database - stores rows of information in a text or binary file, not efficient for search and query Hierarchical database - has multiple files, each of which contains different records and fields (parent-child linked through a key, fixed/predefined relationship), efficient for specific queries relational database - Widely used in GIS: has multiple tables stored as files. the relationships are not defined ahead of time, the user can associate two tables if they share a common field...
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Exam (elaborations)
GIS Final Exam 2023 Graded A Questions And Answers
PopularGIS - Computerized systems designed for the storage, retrieval, and analysis of geographically referenced data. ArcGIS - Advanced analysis and geoprocessing tools Map layer - Collection of geographic objects that are alike Vector data - Collection of points, lines & polygons Raster data - Matrix of identical square cells, formed into a grid 1. GIS - Computerized systems designed for the storage, retrieval, and analysis of geographically referenced data. 2. ArcGIS - Advanced ana...
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