Introduction to GIS

an organized collection of computer hardware, software, geographic data and personnel designed to efficiently capture, store, update, manipulate, analyze and display geographically referenced information

all information in GIS must be linked to a geographic (spatial) reference (latitude/longitude, or other spatial coordinates)

a computer system capable of holding and using data describing places on the earth’s surface

<p>a special case of information systems where the database consists of observations on spatially distributed features, activities or events, which are definable in space as points, lines or areas</p> Signup and view all the answers

<p>collects and/or processes spatial data from existing sources such as maps, remote sensing data, images, etc.</p> Signup and view all the answers