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IBM WebSphere Operational Decision Management V8.0 Application Development Sample Questions:

1. A ruleset for validating the content of a message including cross-field validation and business range checking is ready to be integrated into an architecture with only a JVM container. The application must have the capability of providing to and removing from working memory any number of objects without resetting the rule session. Which execution approach should the application developer choose for this application integration?

A) POJO with stateless rule session
B) POJO with stateful rule session
C) Java SE with stateless rule session
D) Java SE with stateful rule session

2. A custom hierarchy property location is defined for each rule to specify geographical location to which the rule applies. The following figure shows the value of the location property for various rules.

An application developer wants to select all rules that apply to Los Angeles. For example, Rule 1, Rule 2 and Rule 3. Which runtime rule selection Business Action Language (BAL) construct should the application developer use?

A) the location of the rule is under 'Los Angeles'
B) the location of the rule is over 'Los Angeles'
C) the location of the rule is 'Los Angeles'
D) the location of the rule is greater than or equal to 'Los Angeles'

3. A ruleset is deployed to Rule Execution Server and the rule administrators requested that Decision Warehouse be used to store trace information about ruleset executions. What should the application developer do to activate tracing on the already deployed ruleset?

A) Use the res-deploy Ant task with the correct parameters to enable tracing on the deployed ruleset.
B) Navigate to the ruleset within Rule Execution Server console and add the ruleset.trace.enabled property.
C) Navigate to the ruleset within Rule Execution Server console and click the Show Monitoring Options to enable tracing.
D) Tracing cannot be enabled without deploying the ruleset again with the monitoring.enabled ruleset property set to true.

4. Business users manage promotions within Decision Center. To manage the promotions within Decision Center, the user interface needs to be customized with a new Promotion tab on the top menu. What should an application developer to do to register the Promotion tab?

A) Add the tab to the /WEB-INF/teamserver.tld file.
B) Add a teamserver:tab tag to /custom/tabs.jsp.
C) Register the tab through modifying the Decision Center configuration parameters in the application server.
D) Register the tab through Installation Settings Wizard within Decision Center.

5. The response time of Decision Center while browsing and editing rule artifacts is slow. What should the application developer do to improve the performance?

A) Increase the Execution Unit (XU) connection pool size.
B) Augment the number of Business Object Model (BOM) entries and add more verbalizations.
C) Tune the JVM maximum heap size.
D) Use an Embedded Derby database.

Solutions: