What is the primary function of a GIS analyst?

The primary function of a GIS analyst revolves around the analysis of spatial data and the creation of maps. This role involves interpreting geographic data to derive meaningful insights that inform decision-making processes across various sectors, including urban planning, environmental management, and public health. GIS analysts utilize various tools and techniques to examine the patterns and relationships within spatial datasets, helping to visualize this information through effective map production.

Mapping is integral to communicating spatial information clearly and understandably, making it an essential facet of a GIS analyst's job. The creation of maps is not just about aesthetics; it requires an understanding of data visualization principles, cartographic design, and the specific needs of the users who will rely on these visualizations for analysis or decision-making.

While the other options involve important functions related to GIS, such as software design, model development for spatial data, and database management, they represent specialized or ancillary roles that support the primary function of GIS analytics. The essence of a GIS analyst's contribution lies in their capability to transform complex spatial data into actionable insights through analysis and effective mapping.