Describe, in simple steps, the digital customer journey for change of address for your local bank. You might start with the identification step first. Don't be tempted to drill down deep into banking security; instead remain at the altitude of 30,000 features, and list or tabulate steps on what you might expect to see.

At this stage of the study, you need to know how to persist data to a backing store. If you haven't done so already, revise your favorite persistence layer, be it JPA, Hibernate, Mongo DB, or something else. Do you know how to retrieve, save, amend, and remove entities from your persistence store?

Copy and rename the blank application, and write a simple conversational scope bean that captures web comments like a guest book.

Ensure that your backing bean uses @ConversationScoped. What happens to the guest book before a conversation starts? Is the information retained? (A guest book in the early digital stage was a very simple web application that allowed an Internet...