Which activities can you execute in the Maintain Business Roles SAP Fiori app?

According to the SAP S/4HANA Cloud, public edition Asset Management Learning Journey1, the Maintain Business Roles SAP Fiori app allows you to maintain restrictions and assign business catalogs to a business role. Restrictions are rules that limit the access of users to certain data or functions based on predefined criteria. Business catalogs are collections of SAP Fiori apps that are grouped together based on a business context.