IBM 000-400 : IBM WebSphere Operational Decision Management V8.0 Application Development

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

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

2. A bank is developing a loan application system with business rules. An application developer adds a ruleset parameter loanReport of type LoanReport which contains the ?valid? attribute. The application developer needs to initialize the ruleset parameter ?loanReport? and set default value of the valid attribute to ?true? with ILOG Rule Language (IRL) code. How should the application developer do this?

A) Set the default value of the loanReport parameter to: new LoanReport(valid=true)
B) In the transition that links Start node to the first rule task, enter the IRL code to set the default value.
C) Add an Action task node in the ruleflow, and enter the IRL code to set the default value.
D) Add a rule task node in the ruleflow and in its Initial Action section enter Business Action Language (BAL) and edit the IRL translation.

3. An application developer currently has a rule project with only the following two rules. It is required that at least one rule is executed for all transactions.

IBM 000-400 Exam
After running a completeness analysis, the application developer will be asked to instantiate which of the following?


IBM 000-400 Exam

A) Option B
B) Option C
C) Option D
D) Option A

4. A company is running 20,000 rules in one ruleset and experiences latency during some ruleset executions. No hot deployments are used. After reviewing the execution traces, the application developer recognizes that the performance is affected by reparsing of the same ruleset after overnight inactivity. What should the application developer do to minimize the impact of ruleset parsing and speed up performance?

A) In the ra.xml file, set the asynchronousRulesetParsing property to false to handle concurrent requests.
B) Set the ruleset property ruleset.maxIdleTime to 0 to ensure the ruleset is not removed from cache.
C) In the ra.xml file, set the pool.maxSize parameter to make sure that the number of active rulesets is greater than the size of the XU connection pool.
D) Make sure the cache is empty before the first ruleset is parsed.

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

Solutions: