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IBM 000-400 Exam Syllabus Topics:

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

1. An application developer is required to implement the following business policy represented by this pseudo code which has a set of non-symmetrical rules.

IBM 000-400 Exam
What rule artifact(s) should the application developer author?

A) A decision table with a precondition, three condition columns, and multiple action columns.
B) A decision table without preconditions, four condition columns, and multiple action columns.
C) A decision tree with multiple branches.
D) Two business action language rules using the else statement in both.

2. A retail company needs a monthly report that lists only decision tables from all their pricing projects. The business users tried using queries to generate the report, but were unable to capture everything they need into an easy-to-read format, so they asked an application developer for help. What can the application developer do to support this requirement?

A) Define a ruleset extractor that extracts the correct set of decision tables, and publish the extractor to Decision Center.
B) Design a custom report template in Rule Designer with BIRT templates, and publish the report to Decision Center.
C) Use the Decision Center Options menu to set additional options so that the report will automatically include those options each time it is generated.
D) Design a custom report template in Rule Designer with BIRT templates, then package the BIRT web application with Decision Center libraries.

3. A company implemented a report data validation system with business rules. As there is a large volume of data, the design team has decided to run validations in batch and parallel mode. The ruleset will be executed in Java SE and the maximum number of threads executing rules is 20). When an application developer tests the rule execution code, the following exception comes up: ilog.rules.res.session.IlrSessionException: An error occurred while the rule session was called: ilog.rules.res.xu.cmanager.impl.IlrLocalizedResourceAllocationException: Default connection manager pool is full, error code: GBRXU0200E ilog.rules.res.xu.pool.IlrPoolException: Pool of connections is full What should the application developer do to resolve the exception?

A) Set the ruleset property pool.maxSize to 20.
B) Configure the IlrSessionRequest class to set connection pool size to 20.
C) Edit the resource adapter descriptor file ra.xml to set the pool.maxSize property to 20.
D) Set pool size of the Execution Unit (XU) connection factory in the application server to 20.

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

5. 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 three ruleset variables for the application to pass the driver, vehicle, and insurance input objects. Define one ruleset parameter to return the decision results.
B) 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.
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) 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.

Solutions: