Which type of object is being described here?
They handle events or some manipulation of data that is best handled at the front end. They are
bash ally java classes with a no arg constructor that you register with the application in task flow
files.
A.
Task flows
B.
Event listeners
C.
Action methods
D.
Managed beans
E.
Contextual events
F.
Backing beans
Explanation:
http://docs.oracle.com/cd/E12839_01/web.1111/b31973/gs_jdev.htm (topic 2.6,
second paragraph)
D.
Managed beans
D indeed.