Free IBM A2180-400 Exam Dumps Questions & Answers

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

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.  Register the tab through modifying the Decision Center configuration parameters in the application server.
• C.  Add a teamserver:tab tag to /custom/tabs.jsp.
• D.  Register the tab through Installation Settings Wizard within Decision Center.

The Business Object Model (BOM) includes a Customer class with an Age attribute and a Score attribute both of type int. There are three rules and one query:

When the application developer runs Query 1, which rules will be returned?

• A.  Rule 3 only
• B.  Rule 1 only
• C.  Rule 2 and Rule 3
• D.  Rule 2 only
• E.  Rule 1 and Rule 2

There is a RuleApp project called MyRuleApp present in an application developer's Rule Designer workspace. In addition, a ruleset interceptor com.example.MyRulesetInterceptor was implemented for the RuleApp and packaged in the relevant client EAR files. What does the application developer need to do to register the interceptor with Rule Execution Server?

• A.  Set the ruleapp.interceptor.classname property on the RuleApp to com.example.MyRulesetInterceptor.
• B.  Package the ruleset interceptor com.example.MyRulesetInterceptor inside the RuleApp.
• C.  Call the method setInterceptorEnabled() on the session request or session factory instances.
• D.  Call the method beforeExecute() during the client code before the ruleset is executed.

A ruleset contains one rule task that uses RetePlus execution mode, and one rule task that uses FastPath. For troubleshooting purposes, the application developer implements logging of the names of all the rules fired for every ruleset execution, using the API IlrSessionRequest.setTraceEnabled(true) and IlrSessionResponse.getRulesetExecutionTrace(). What property should the application developer also configure on the ruleset?

• A.  ruleset.optimization.enabled = false
• B.  ruleset.sequential.trace.enabled = true
• C.  ruleset.bom.enabled = true
• D.  ruleset.trace.enabled = true