Which two statements about Database Express are true?

A.
It uses internal infrastructure components, such as XDB and SQL*Net.

B.
It can perform actions outside the database.

C.
It has background tasks and processes that periodically collect information via FTP.

D.
It has two new features: Performance Hub and Composite Active Reports.

E.
It is not supported on Standard Edition (SE) and Express Edition (XE).

Explanation:
http://www.oracle.com/technetwork/database/manageability/emx-intro-1970113.html