Deploying Microsoft 365 Teamwork: Exam MS-300 Guide

Modern SharePoint

The modern architecture uses Office 365 Group-connected sites. In contrast to classic architecture, modern sites have no defined hierarchy. From a security boundary perspective, a modern site is essentially the same as a classic site collection. With the introduction of Office 365 Groups (and their integration into SharePoint), Microsoft also introduced a new SharePoint organizational concept: the hub site. Whereas classic SharePoint sites and site collections are organized hierarchically, modern SharePoint sites are organized by association with a hub site.

In the following diagram, notice how the site URLs are all at a peer level—there is no path hierarchy beyond the /sites/ URL: 

The two sites, EMEA and US, are designated ...