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Business logic customization
WCS mod 4
16
Computer Science
Undergraduate 4
02/10/2006

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Cards

Term
How to Create EJBs fast ?
Definition
You can create EJBs using a wizard in WebSphere Studio Application Developer. In many cases no additional code will be required.
Term
Two types of entity beans?
Definition
1. container-managed persistence (CMP) entity beans,
2. bean-managed persistence (BMP) entity beans, or message-driven beans
Term
What does EJB deployment descriptor editor
allow you to do?
Definition
deployment descriptor and assembly properties for your enterprise beans.
Term
What are Access Beans ?
Definition
Access beans are Java bean wrappers for enterprise beans, which are typically used by client programs, such as JavaServer Pages (JSP) files, servlets, and sometimes even other enterprise beans
Term
Can you add access beans of your own?
Why would you?
Definition
You can create your own access beans and add other attributes such as relationships.
Term
what are EJB mapping tools used for?
Definition
To map entity enterprise beans to back-end data stores, such as relational databases.
Term
What are some EJB mapping tool methodologies?
Definition
There is support for top-down, bottom-up, and meet-in-the-middle mapping development.

You can also create schemas and maps from existing EJB JAR files !!
Term
What does a deployment class do ?
Definition
Allow your beans to run on an EJB server
Term
Describe the validations done by EJB tool?
Definition
1. validate that your enterprise bean code is consistent and that it conforms to the rules defined by the Enterprise JavaBeans specification.
2. validate that access beans are constructed correctly and that they are consistent with their associated enterprise beans.
Term
What is the code generated by the deployment process ?
Definition
code needed to support your bean in a specific run-time environment.
This code includes the stub and skeleton code, as well as a series of helper and holder classes.
Term
EJBs that you create for WebSphere Commerce are....
Definition
CMP entity beans
Term
EJBs that you create for WebSphere Commerce are....
Definition
CMP entity beans
Term
CMP entity beans generally used for ?
Definition
bean to map to a single database table.
Term
What are bean persistence fields ?
Definition
probably fields that need to remembered.
Term
what is key information of a bean ?
Definition
database key ?
Term
What are the two types of beans ?
Definition
entity beans and session beans
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