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Enterprise-Integrator-6-Developer WSO2 Certified Enterprise Integrator 6 Developer (6.5 version) Question and Answers

Question # 4

Which statement is FALSE about ESB connectors?

A.

Every connector is self-contained and independent of ESB code.

B.

A connector is a ready-made convenient tool to reach publicly available web APIs.

C.

Hardcoding usernames and passwords in the connector configuration is required to connect to externa public APIs that require authentication.

D.

Connectors provide dynamic tooling support with EI tooling.

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Question # 5

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

A.

Message Filter

B.

Dynamic Router

C.

Content Filter

D.

Composed Msg. Processor

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Question # 6

Which statement about the ESB profile message store/message processor functionality is FALSE?

A.

Using message store/message processor constructs, guaranteed messagedelivery can be implemented.

B.

Using message store/message processor constructs, the dead letter channel pattern can be implemented.

C.

Using message store/message processor constructs, in-order delivery of messages cannot be implemented.

D.

Using messagestore/message processor constructs, message throttling can be implemented.

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Question # 7

Which statement is true about implement a pass-through messaging scenario in the ESB profile?

A.

Message headers are altered but not the content.

B.

During pass-throughmessaging, the mediation logic is completely bypassed.

C.

The ESB profile may read the message content depending on the mediators that you have configured.

D.

Message content is altered during mediation.

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Question # 8

In the proxy service, it is necessary to call one of the several back-end services depending on the format of the message. Forinstance, the incoming message to the proxy service might have a property called "company". If company == 'IBM', we need to call the IBM service, and if company == 'Google', we need to call the Google service. To implement this scenario, what would be thebest option available in the ESB profile?

A.

None of these approaches would implement this scenario.

B.

Use the Switch mediator.

C.

Write a custom Class mediator and implement the custom routing logic inside that mediator.

D.

Use the Script mediator and implement the above routing logic.

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Question # 9

Which of the following EIP patterns does NOT alter the message content?

A.

Wire-Tap

B.

Message Translator

C.

Content-Enricher

D.

Splitter

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Question # 10

Which statement best describes ESB profile support for JMS?

A.

ESB profile supports the store and forward messaging model with JMS.

B.

ESB profilesupports the point-to-point messaging model (queue).

C.

All of the above are supported by the ESB profile.

D.

ESB profile supports the publish/subscribe messaging model (topics).

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Question # 11

Which statement is TRUE about proxy services?

A.

Proxy services should be implemented as pure Java classes.

B.

Only HTTP and HTTPS transports can be used to receive and send messages from the proxy services.

C.

Proxy services allow you to perform necessarytransformations and introduce additional functionality without changing your existing service.

D.

A proxy service is not externally visible and can't be accessed using a URL similar to a normal web service address.

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Question # 12

Which of the following is NOT an entry point or trigger of the Synapse mediation engine?

A.

Outbound endpoints

B.

Proxy services

C.

APIs

D.

Inbound endpoints

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