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

1. During development, a ruleset that determines the eligibility of an applicant is in the Risk Department's Decision Center repository. The architecture team decides to use the ruleset as a web service generated from a Rule Designer project wizard for other departments in the company to invoke. Which execution approach should the application developer use?

A) Hosted Transparent Decision Service (HTDS)
B) Hosted Transparent Decision Service with the InterceptorEnabled parameter set to false
C) Remote EJB Rule Session
D) Monitored Transparent Decision Service (MTDS)

2. The following user groups are in the Decision Center: ?Authors: can create rules and set the status to defined after authoring is complete ?Testers: can only view rules in defined status and change status to validated after testing is complete ?Deployers: can only view rules in validated status and change status to deployed ?Administrators: have all permissions What mechanism can the application developer use to implement the above governance policy?

A) Set up the user group permissions and implement a session controller in Decision Center.
B) Set up the user group permissions in Decision Center.
C) Use the built-in Decision Center permission management.
D) Implement a rule session interceptor in Decision Center.

3. An application developer collects the following requirements from the business analyst for the case assignment system:
-There are 4 sets of rules to be executed in successive tasks: initialization, preprocess, check
workload and assign case. -The initialization rules should be divided into 5 subsets and orchestrated with 1 ruleflow. -The assign case rules should be divided into 6 subsets and orchestrated with 1 ruleflow.
How should the application developer create the ruleflows?

A) Create 3 ruleflows, set the main flow task property of the main ruleflow to true and set other ruleflows to false.
B) Create 4 ruleflows, set the main flow task property of the main ruleflow to the name of the decision service and for each other ruleflow set it to the label of relevant rule task.
C) Create 2 ruleflows and set the main flow task property of each ruleflow to true.
D) Create 5 ruleflows, set the main flow task property of the main ruleflow to the name of the ruleset and for each other ruleflow set it to name of the ruleflow.

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

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

Solutions: