On your JSF page, you have a form in which you have a command button:

A user submits the form by clicking the button, and no errors occur while processing the request. Which statement is true?

Which two statements are true about the relationship between JavaServer Pages (JSP) and servlets? (Choose two.)

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 fragments:

What code should you add to the body of the updateEmployeemethod in order to save pending changes to the database?
entityManager.merge(emp);

You have been assigned to the Widget Editor portion of an application. It contains a Widget Editor Facelet page, the Widget class, and a simple WidgetEditor backing bean, which contains a reference to the current Widget instance.
Given the code fragment from the Widget class:

Given the code fragment from the Facelet page:

The page displays Conversion Error when a user fills out all the form fields and clicks the Save button.
Which step do you perform to fix this problem?