Saturday, June 13, 2015

GIS-Unit 2-Syllabus-OU

Data Entry, storage & maintenance: Data types, Spatial and non spatial (attribute) data, Data structure, Data format, point, line, vector-raster-polygon, - object structural model - filters and files, data in computer, keyboard entry, manual digitizing, scanner, remotely sensed data, existing digital data, cartographic database, digital elevation data, data compression