Which statements are true about Oracle Enterprise Manager Database Express? $($Choose two$)$

It authenticates users and provides session management services.

It is available when database is closed.

It provides management and automation support for Oracle applications, databases, middleware, hardware, and engineered systems.

It is a lightweight tool for managing a CDB and all of its PDBs except the seed PDB$.$

Connection to the EM console requires a listener and uses a dedicated server connection.