what does GIS do
GIS is a mapping technology that allows the user to create and interact with a variety of maps and data sources. GIS integrates databases with georeferenced spatial data (maps tied to specific known locations). In other words GIS allows the user to create visual displays of tabular information.In a GIS the user is able to decide how the data will be displayed.GIS projects can range from global projects to site specific (such as a school and schoolyard).n other words GIS allows the user to create visual displays of tabular information. In a GIS the user is able to decide how the data will be displayed. GIS projects can range from global projects to site specific (such as a school and schoolyard).