Free IBM C9550-400 Practice Test & Real Exam Questions

Exam Code/Number: C9550-400
Exam Name/Title: IBM WebSphere Operational Decision Management V8.0 Application Development
Certification Provider: IBM
Corresponding Certification: IBM Certified Application Developer

Exam Questions: 52
Updated On: Jun 11, 2026

Question #7

The application developer needs to automate the rule project build process. The rule projects are stored in a Source Code Control system. What should the application developer do to automate the build process?

A. Install Rule Designer on the build machine and write a Java class to call the rule engine API.

B. Install Rule Designer on the build machine and use the Rule Designer build automation tool to generate the ruleset.

C. Use the Ant zip task to zip the rule project contents into a ruleset.

D. Copy the Rule Designer API library files onto the build machine, write a Java class to call a remotely running Rule Designer to generate the ruleset using the Rule Designer API.

Discussion 0

Correct Answer: B Vote an answer

Question #8

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 in Decision Center.

B. Use the built-in Decision Center permission management.

C. Set up the user group permissions and implement a session controller in Decision Center.

D. Implement a rule session interceptor in Decision Center.

Discussion 0

Correct Answer: C Vote an answer

Question #9

The Java method Customer.getLastOrderAmt() is verbalized as last order amt} of {this}? and returns the amount of the last customer order. The rule authors decided that ?amt? should be spelled out as ?amount? in rule artifacts. Many rule artifacts already exist using the ?amt? abbreviation. To address the new requirement, the application developer should:

A. use a semantic query with an action to refactor the rule artifacts.

B. rename the Business Object Model (BOM) method and perform a BOM update to refactor the rule projects.

C. use Alt+Shift+R from a rule editor to rename ?amt? to ?amount? and apply refactoring to the rule artifacts.

D. edit the subject used in the verbalization and apply refactoring to the rules.

Discussion 0

Correct Answer: D Vote an answer

Question #10

An application developer needs to implement the following business policy. All customers get a minimum discount of 5%. Customers that are 60 years old or older with an income over 100,000 get a 25% discount. All other customers 60 years old or older get a 10% discount.
The application developer already authored the following rule.

Which additional rule should the application developer author?

A. Option C

B. Option B

C. Option D

D. Option A

Discussion 0

Correct Answer: B Vote an answer

Question #11

A ruleset is deployed to Rule Execution Server and the rule administrators requested that Decision Warehouse be used to store trace information about ruleset executions. What should the application developer do to activate tracing on the already deployed ruleset?

A. Tracing cannot be enabled without deploying the ruleset again with the monitoring.enabled ruleset property set to true.

B. Navigate to the ruleset within Rule Execution Server console and add the ruleset.trace.enabled property.

C. Use the res-deploy Ant task with the correct parameters to enable tracing on the deployed ruleset.

D. Navigate to the ruleset within Rule Execution Server console and click the Show Monitoring Options to enable tracing.

Discussion 0

Correct Answer: D Vote an answer

Question #12

The rule 'NewYearDiscount' was introduced to apply a 30% discount based on quantity purchased and coupon code for the store items with id 1000, 1001 and 1002. The IRL for the rule is as follows:

What should the application developer do?

A. Initialize LineItem instances with a default non-null coupon code.

B. Fix the implementation of the LineItem.toString() method to handle null cases.

C. Fix the ruleset invocation code to pass non-null Order and LineItem instances.

D. Initialize LineItem instances with a default quantity and ID.

Discussion 0

Correct Answer: A Vote an answer

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