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IBM Developing Portlets and Web Applications with IBM Web Experience Factory 8.0 Sample Questions:

1. Samantha wants to add application-level logging for information specific to her application to IBM Web Experience Factory log files. How can Samantha add logging calls to a Java method?

A) Applications cannot log to Web Experience Factory log files.
B) Use the Web Experience Factory Application Logging builder.
C) Application logging requires a services engagement for such integration.
D) Use the log4j API to obtain a Web Experience Factory category and write log messages to that category.

2. Timothy is building a standard mode (JSR 286) portlet and wants to broadcast an event to other IBM Web Experience Factory portlets within the same WAR file, by its event name. Which interportlet event builder can he use to accomplish this task?

A) Property Broker Link
B) Factory Events
C) Property Broker Action
D) Property Broker Broadcast

3. Rob is creating a dynamic portlet of summary data but wishes to give the administrator the ability to turn a specific column of data on and off in the portlet's configuration. Which method best describes how this can be accomplished within the context of IBM Web Experience Factory's development environment?

A) The Summary Data Column can be used to create a profile entry.
B) Alternate HTML templates can be provided in separate WAR files for deployment.
C) A configuration builder call can be used immediately before the builder call where the column data is defined, providing it with choices for visibility.
D) Use a Data Column Modifier to hide the column then profile enable the status field for that column.

4. Sean wants to trace the value of a variable as a model he is running to help track down a problem somewhere in a computation later in the model. How can he trace the value of the variable?

A) Use the enable Debug Tracing field on the Variable builder.
B) Add an entry to the log4j.properties file indicating the model and action to trace.
C) Add a Debug Tracing builder to the model specifying whether to trace all actions or naming a specific action to trace.
D) Inspect the logging.properties file for variable values because all changes are reflected in this file at run time.

5. Simone added an XML type IBM Web Experience Factory variable with some configuration data that will be constant and the same for all users of her model. How should she mark this variable's data value shareable across users to minimize memory usage?

A) Use the Web Experience Factory Cache Control builder to cache the variable value across users.
B) Set the Variable builder's State and Failover field to Shared Memory so that the value is stored in shared memory where it can be accessed by all users.
C) Set the Variable builder's State and Failover field to Read-Write but not persisted for failover to save the memory that would be used by serializing the data for failover.
D) Set the Variable builder's State and Failover field to Read Only: shared across all users, and the value is stored and referenced on the web application object itself and not per user session.

Solutions: