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

1. CORRECT TEXT
A company wants to run a simulation against millions of database records to evaluate the
business impact. The Rule Execution Server and Scenario Service Provider (SSP) used to run
simulation are deployed on computer with multiple processors. What should the application
developer do to reduce time required to run the simulation?

A) Implement IlrScenarioProvider and use multiple threads to run rule session.
B) Divide the database records into subsets and run the simulation against the subset data.
C) Implement a IlrParallelScenarioProvider
D) Deploy the SSP onto a application server cluster.

2. A Hosted Transparent Decision Service (HTDS) for a car insurance company has the following input and output. Input: A form that includes information about the driver, the vehicle and the type of insurance. Output: The cost of insurance if the request is eligible. How should the application developer implement this flow of information between the calling application and the decision service?

A) Define one ruleset parameter to pass the driver, vehicle, and insurance information to the rule engine. Define one ruleset parameter to return the decision results.
B) Implement an IlrContext subclass to populate the working memory with all the driver, vehicle, and insurance objects. Define a ruleset parameter to return the decision results.
C) Implement a database call that is triggered during rule execution so the rule engine can access all relevant driver, vehicle, and insurance information. Define a ruleset variable to return the decision results.
D) Define three ruleset variables for the application to pass the driver, vehicle, and insurance input objects. Define one ruleset parameter to return the decision results.

3. An application developer is preparing to deploy the ruleset that uses a Java Execution Object Model (XOM) to a Java EE environment for remote access, using stateless rule sessions. What should the application developer do to ensure optimal execution performance?

A) In the ra.xml file, set the transaction-support property to LocalTransaction.
B) Set the ruleset property ruleset.sequential.trace.enabled to true.
C) Disable Java 2 Security.
D) Change the Execution Unit (XU) traceLevel property from WARNING to FINE on the application server.

4. Rule authors need to select a city from a drop-down list of more than 1000 cities when editing the condition statement of a rule within Decision Center. An application developer decides to customize the user experience so that the rule authors can search for a city in a popup window. How should the application developer do this?

A) Create a value descriptor and integrate it into Decision Center.
B) Create a value provider and integrate it into Decision Center.
C) Create a value editor and integrate it into Decision Center.
D) Create a custom business rule language and publish it to Decision Center.

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

Solutions: