WSO2 Certified Enterprise Integrator 6 Developer (6.5 version) - Enterprise-Integrator-6-Developer FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Which statement is true about message transformations in the ESB profile?

A. Header mediator can only work with SOAP headers. B. Data Mapper mediator can perform JSON-to-JSON transformation without converting the message to a canonical form. C. Enrich mediator cannot be used for message transformation. D. All the transformation mediators require SOAP as the canonical message format.

Discussion 0

Correct Answer: B Vote an answer

Question 2

Which statement is FALSE about message entry points?

A. A proxy service receives messages that aresent to specific endpoint. B. A task injects a message into the ESB profile at a scheduled interval. C. APIs can only accept JSON or XML messages but not SOAP messages. D. An inbound endpoint injects a message directly from the transport layer to the mediation layer, without going through the Axis engine.

Discussion 0

Correct Answer: A Vote an answer

Question 3

Select the appropriate Enterprise Integration Pattern (EIP) that can be used to combine the results of individual but related messages so that they can be processes as a whole.

A. Composed Msg. Processor B. Aggregator C. Process Manager D. Envelope Wrapper

Discussion 0

Correct Answer: C Vote an answer

Question 4

Which statement is FALSE about ESB connectors?

A. Every connector is self-contained and independent of ESB code. B. Connectors provide dynamic tooling support with EI tooling. C. Hardcoding usernames and passwords in the connector configuration is required to connect to externa public APIs that require authentication. D. A connector is a ready-made convenient tool to reach publicly available web APIs.

Discussion 0

Correct Answer: C Vote an answer

Question 5

Select the best extension point of the ESB profile that can be used to secure an API created inside the ESB profile with access restricted to limited user roles.

A. Use an Axis2 handler B. Use an API handler C. Write a custom Class mediator D. Use an Axis2 module

Discussion 0

Correct Answer: C Vote an answer

Question 6

Select the CORRECT statement about exception handling in custom Class mediators.

A. Both statement a and b are incorrect. B. To facilitate better debugging, you need to set ERROR_CODE, ERROR_MESSAGE, and ERROR_DETAIL properties inside the Class mediator. C. If you throw any exception that is a subclass of Java's Exception class, the fault sequence will be triggered. D. Toinvoke a fault sequence for handling errors, you need to throw an AxisException from the Class mediator whenever required.

Discussion 0

Correct Answer: C Vote an answer

Question 7

Which statement is INCORRECT with respect to implementing a custom mediator and best practices to achieve thread safety?

A. A mediator instance gets created for each occurrence in the configuration and for each message. B. Use of class variables is not recommended. C. When we use the mediatorin different artifacts, an instance of the mediator gets created for each occurrence in the configuration. D. You can define and use a global variable in the mediator class if and only if those variables are shared with all the messages in that particular message flow.

Discussion 0

Correct Answer: C Vote an answer

Question 8

Select the appropriateEnterprise Integration Pattern (EIP) that can be used to remove unimportant data items from messages and leave only the important ones.

A. Composed Msg. Processor B. Content Filter C. Dynamic Router D. Message Filter

Discussion 0

Correct Answer: B Vote an answer

Question 9

Which of the following is NOT an action to take in order to tune a new ESB profile server for high performance?

A. OS-level settings B. JVM-level settings C. Synapse configuration level settings D. WS02 Carbon platform level settings

Discussion 0

Correct Answer: C Vote an answer