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

None of these approaches would implement this scenario.

Use the Switch mediator.

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

Use the Script mediator and implement the above routing logic.

Use WS02 EI with data services for database operations

DBLookup mediator

Store mediator

DBReport mediator

Proxy services should be implemented as pure Java classes.

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

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

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

. Message Channels

Pipes and Filters

Composed Msg. Processor

Message Translator

When a message comes into the ESBprofile, an appropriate message builder converts the message's raw payload data into XML.

Axis2 framework can be used to implement custom message builders and formatters.

When sending a message out from the ESB profile, a message builder is used toconvert XML back into its original format.

When sending a message out from the ESB profile, a message formatters is used to convert XML back into its original format.

Data Mapper mediator can perform JSON-to-JSON transformation without converting the message to a canonical form.

All the transformation mediators require SOAP as the canonical message format.

Enrich mediator cannot be used for message transformation.

Header mediator can only work with SOAP headers.

RESTAPI

Pipeline

Sequence

Proxy service

EIPs are designed to implement SOA.

EIPsare used by most ESB vendors as a common set of patterns related to integration.

EIP is a standard for all ESBs.

EIPs are not valid for modern integration scenarios.

The response message comes to the main sequence.

The message is sent to an endpoint from the main sequence.

Messages go through each of the mediators inside the main sequence.

If an error occurs in a sequence, the message goes through its error sequence.