Enterprise-Integrator-6-Developer Practice Exam Questions with Answers WSO2 Certified Enterprise Integrator 6 Developer (6.5 version) Certification

API

Inbound endpoint

Proxy service

Message processor

When looking up secured passwords in a Synapse configuration, it is possible to use theXPath expression ,,wso2:vault-lookup('alias,) to retrieve the actual password by providing 'alias'.

Secure vault can be used to secure plain text passwords stored in ESB profile configuration files.

Secure vault uses the cipher-tool.properties filesto identify the locations of the passwords in configuration U files.

Secure vault always uses the certificate in the primary keystore configured in carbon.xml to encrypt the passwords.

The SHA 256 hash of the JDBC connection URL of the registry database.

The value you entered for the element.

The SHA 255 hash of the value you gave to the element.

The JDBC connection URL of the registry database.

A proxy service receives messages that aresent to specific endpoint.

APIs can only accept JSON or XML messages but not SOAP messages.

An inbound endpoint injects a message directly from the transport layer to the mediation layer, without going through the Axis engine.

A task injects a message into the ESB profile at a scheduled interval.

Log mediator

Drop mediator

Validate mediator

Switch mediator

When retry count is 0.

When thesuspend timeout is reached.

When there is a response from the endpoint.

When the retry count is a positive integer.

Mutual SSL provides message level security.

Mutual SSL provides higher performance.

All of the above are correct.

Both client and server have to authenticate each other and require certificates to be configured at both server and client ends.

Splitter

Facade

Wire-Tap

Dead Letter Channel

Use of class variables is not recommended.

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.

When we use the mediatorin different artifacts, an instance of the mediator gets created for each occurrence in the configuration.

A mediator instance gets created for each occurrence in the configuration and for each message.

Write a Script mediator.

Write a custom mediator.

Write an Axis2 handler.

Write a custom message builder and formatter.

Envelope Wrapper

Process Manager

Aggregator

Composed Msg. Processor

trigger interval=\"30\7>

All three configurations are incorrect.

JMS distributed transactions are supported in the ESB profile.

The transport.jms.SessionTransacted property is used to enable JMS local transactions in the ESB profile.

ESB profile JMS transactions only work with either the Calloutmediator or the Call mediator in blocking mode.

Only JMS local transactions are supported in the ESB profile.

Implement a custom message formatter to work with PDF payloads and register it in the /conf /axis2/axis2.xml file under the section.

Implement a custom message builder to work with PDF payloads and register it in the /conf /axis2/axis2.xml file under the section.

Both steps a and b are required.

WS02 ESB can handle PDF payloads by default, so there is no need to build a custom message builder/formatter.

If your Class mediator is a regular non-OSGI JAR file, copy it into the /repository/classmediators directory.

Both a and c are correct.

If you develop your mediator as a OSGI bundle, copy jar file into /dropins directory.

If your mediator is a regular non-OSGI JAR file, copy it into the \lib directory.

Specifying a url-template or a url-mapping is mandatory for all the resources in a REST API.

APIs can be exposed through HTTP inbound endpoints.

REST APIs are exposed over one of the HTTP listener ports opened by the EI http transport.

Each REST API can have multiple resources, and each resource can have different service orchestration logic of backend services.

Outbound endpoints

Proxy services

APIs

Inbound endpoints

Write a custom mediator and put a Java Thread.Sleep

Write a custom taskand put a Java Thread.Sleep

Write a Script mediator and use Java.lang.Thread.Sleep

Write a Class mediator and put a Thread.Sleep