Final answer:
Enterprise project management software is categorized as high-end tools, designed for large, complex projects and offer advanced features such as resource management and comprehensive reporting.
Step-by-step explanation:
Enterprise project management software is considered a type of high-end tools of project management software. These software solutions are designed to handle complex, large-scale projects often encountered by larger organizations. They provide comprehensive features for planning, executing, and monitoring all aspects of a project. Unlike low-end or midrange tools, enterprise project management software often integrates with a variety of other business systems and is scalable to accommodate growing project demands. Some of the key features include resource management, advanced reporting, risk management, and collaboration tools.