Which two statements are true in regard to using the Enterprise Structures Configuration? (Choose two.)

Given the code sample:

And:

And:

And the next fragment from beans.xml:

And this injection point:
@Inject GenericMessenger messageHandler;
Which type would be injected at run time and referenced by the messageHandlervariable?
SmsHandler

Which statement is true about the WS-Security standard?

Give the code fragment:

And the code fragment:

The sendConfirmation()and reserve()methods should be executed in the same transactional context.
Which transaction attributes do you ensure this?

Given the code fragment:

How long does this cookie persist?