Which type of application does the User Layer support?

A Citrix Engineer wants to setup multi-site configurations, grouping Citrix Virtual Apps and Desktops deployments that deliver the same desktop or application so that identical resources can be aggregated for users.
What are two considerations regarding resources that the engineer needs to consider before setting up multi- site configuration? (Choose two.)

Which two FlexCast Management Architecture (FMA) services will have an additional connection to a secondary database apart from having a connection with the Site database? (Choose two.)

Scenario: A user from the 'test.com' domain is browsing a StoreFront server from the 'corp.com' domain with URL: https://sf.corp.com. The user notices that the browser redirects to a server with URL: https:// apps.test.com and again back to https://sf.corp.com. The user logged into the StoreFront store without getting any authentication prompt.
is the Identity provider andis the authentication method used in this scenario.

Which command should a Citrix Engineer use to review recent connections and brokering attempts within a Citrix Virtual Apps and Desktops site?