WSO2 Enterprise-Integrator-6-Developer Exam Practice Test Instant Access

Question 1

How can users write their own connector for the ESB Profile of the WS02 EI?

ACreate a connector project and include proxy services to invoke the API provider's endpoints.

BCreate a connector project and write Synapse configurations that call the API provider's endpoints.

CCreate a connector project and use the API provider's SDK.

DBoth option a and b can be used.

Answer : C

Question 2

Select the CORRECT statement about setting parameters for class mediators.

ABoth statement b and c are correct.

CIt is not possible to set parameters for custom mediators.

CCustom mediator's parameters should be declared as public fields in mediator code. For instance: public String foo, bar;

DSynapse properties can be used to pass values to mediator arguments. For instance:
<class name=\'org.wso2.custom.HelloClassMediator\'>

</class>

Answer : D

Question 3

What is the best option to run custom Java code in a periodical manner within WS02 ESB?

AWrite a custom task with the Java logic and configure it to run periodically.

BOption b and c are correct.

CWrite a Class mediator with the Java logic, create a proxy service that uses that mediator, and send messages using an external client periodically.

DWrite a Class mediator with the Java logic, create a proxy service that uses that mediator, and send messages using an external client periodically.

Answer : B

Question 4

In which folder should you put custom mediator in the EI distribution?

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

BBoth a and c are correct.

CIf you develop your mediator as a OSGI bundle, copy jar file into <EI_HOME>/dropins directory.

DIf your mediator is a regular non-OSGI JAR file, copy it into the <EI_HOME>\lib directory.

Answer : D

Question 5

Select the INCORRECT statement regarding ESB connectors.

AIntegration is much faster than using sequences and proxy services.

BConnectors cannot be directly added and removed to the runtime, so after deploying them you have to restart the servers.

CNo extensive knowledge of the source system is required to use ESB connectors.

D150+ connectors are available, and WS02 is continuously adding more to the connector collection.

Answer : D

Question 6

Which statement is FALSE about ESB connectors?

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

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

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

DConnectors provide dynamic tooling support with EI tooling.

Answer : C

Question 7

Identify the most suitable extension point to be used to implement the following scenario: At a specific time of the day, you need to read a text file at a specified location and place orders for stocks that are given in the text file.

AFile Connector

BTasks

CCustom mediator

DScript mediator

Answer : D

WSO2 Certified Enterprise Integrator 6 Developer Exam Practice Test