ArcGIS – ESRI questions with correct answers

Describe the difference between a paper map and a GIS map Answer GIS maps are dynamic You can manipulate the features of a GIS map, you cannot change the features of a paper map This includes zoom, selecting features you wish to see, and access a database for more features How is a GIS map organized? Answer A GIS map consists of 1 or more dataframes A data frame is a collection of layers A layer is a collection of features A feature represents a real-world object What is a feature? 3 ways they are represented? Answer Features are geographic, real world objects Represented as point, line, or polygon What is a point? A line? A polygon? Answer Point = one coordianate pair representing a location on earth's surface Lines = two or more coordinate pairs Polygon = composed of one or more lines whose starting and end coordiante points are the same What is an attribute? Answer Information