Online Questions - Valid Practice To your Enterprise-Integrator-6-Developer Exam (Updated 85 Questions)
Practice To Enterprise-Integrator-6-Developer - Remarkable Practice On your WSO2 Certified Enterprise Integrator 6 Developer (6.5 version) Exam
NEW QUESTION 37
Why do we need to implement a custom message builder and formatter?
- A. To process an incoming message structure that is not supported by existing constructs in the ESB, convert it into the ESB profile's canonical message format, and convert the outgoing message from the canonical format to the expected message structure.
- B. To handle a content type that is not supported by the ESB profile.
- C. To handle a messaging structure in the ESB profile.
- D. To support a transport protocol not available out-of-the-box in the ESB profile.
Answer: A
NEW QUESTION 38
Identify the INCORRECT statement regarding the <cacheld> in the <remoteInstance> configuration section of the <EI_HOME>/conf/registry.xml file.
<remoteInstanceurl=\"https://localhost:9443/registry\n>
<id>instaceid</id>
<dbConfig>sha red registry </dbConfig>
< readonly >true</readOnly>
<enableCache>true</enableCache>
<registryRoot>/</registryRoot>
<cacheldx/cacheld>
</remoteInstance>
- A. <cacheId> is the same as the JDBC connection URL of the registry database.
- B. This cachelD is used to identify the cache it should look for when caching is enabled.
- C. You can use any arbitrary name for the <cacheld> configuration element.
- D. Both statement b and c are incorrect.
Answer: C
NEW QUESTION 39
Which statement is FALSE about message entry points?
- A. A proxy service receives messages that are sent to specific endpoint.
- B. An inbound endpoint injects a message directly from the transport layer to the mediation layer, without going through the Axis engine.
- C. APIs can only accept JSON or XML messages but not SOAP messages.
- D. A task injects a message into the ESB profile at a scheduled interval.
Answer: A
NEW QUESTION 40
Which message construct CANNOT directly receive messages from the protocol layer (wire)?
- A. Proxy service
- B. API
- C. Message processor
- D. Inbound endpoint
Answer: C
NEW QUESTION 41
Which statement is TRUE about Java Message Service (JMS) support in the ESB profile?
- A. The ESB profile can be configured as both a JMS Producer and Consumer.
- B. Both statements a and c are correct.
- C. JMS supports point-to-point communication models only.
- D. The ESB profile can be configured as a shared topic listener.
Answer: B
NEW QUESTION 42
Which statement is FALSE about WS02 transport-level security?
- A. WS02 EI can support TLS 1, TLS 1.1, and TLS 1.2 with JDK 1.7
- B. Transport-level security secures the messages in the wire.
- C. The HTTPS transport supports SSL tunneling.
- D. You must enable HTTPS transport configuration in aixs2.xml in order to usetransport-level security.
Answer: B
NEW QUESTION 43
In which folder should you put custom mediator in the EI distribution?
- A. Both a and c are correct.
- B. If you develop your mediator as a OSGI bundle, copy jar file into <EI_HOME>/dropins directory.
- C. If your Class mediator is a regular non-OSGI JAR file, copy it into the
<EI_HOME>/repository/classmediators directory. - D. If your mediator is a regular non-OSGI JAR file, copy it into the <EI_HOME>\lib directory.
Answer: D
NEW QUESTION 44
Select theINCORRECT statement regarding ESB connectors.
- A. Connectors cannot be directly added and removed to the runtime, so after deploying them you have to restart the servers.
- B. 150+ connectors are available, and WS02 is continuously adding more to the connector collection.
- C. No extensiveknowledge of the source system is required to use ESB connectors.
- D. Integration is much faster than using sequences and proxy services.
Answer: B
NEW QUESTION 45
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. Process Manager
- B. Aggregator
- C. Envelope Wrapper
- D. Composed Msg. Processor
Answer: A
NEW QUESTION 46
You have created a custom ESB task that you want to run every 30 seconds for 50 times. Select the CORRECT task configuration you can use for this purpose.
- A. <task name=V,CheckPrice\" class=\"org.wso2.esb.tutorial.tasks.PlaceSotckOrderTask\"> O <trigger interval=\"30\" max_count=\"50\7> </task>
- B. All three configurations are incorrect.
- C. <task name=V,CheckPrice\" class=\"org.wso2.esb.tutorial.tasks.PlaceSotckOrderTask\"> O <trigger interval=V*1800\" count=\"50\7> </task>
- D. <task name=V,CheckPrice\" class=\"org.wso2.esb.tutorial.tasks.PlaceSotckOrderTask\"> O <trigger interval=V*1800\" max_count=V'50\7> </task>
Answer: B
NEW QUESTION 47
Identify the correct reason and solution for the following warning message from WS02 ESB: => WARN
-SourceHandler connection time out after request is read: http-incoming-1.
- A. Options a,b, and c are incorrect.
- B. Connection between the client and the ESB times out. Socket timeout of the HTTP listener has been ^.
exceeded. Solution: Increase the socket timeout of the passthrough HTTP transport. To do that, add the following line to the nhttp.properties file: http.socket.timeout= 120000. Here socket timeout is set to
120000. - C. Connection between the ESB and the backend times out. Socket timeout of the HTTP sender has been ^.
exceeded. Solution: Increase the socket timeout of the passthrough HTTP transport. To do that, add the following line to the passthru-http.properties file: http.socket.timeout=120000. Here socket timeout is set to 120000 - D. Connection between the client and the ESB times out. Socket timeout of the HTTP listener has be exceeded. O Solution: Increase the socket timeout of the passthrough HTTP transport. To do that, add the following line to the passthru-http.properties file: http.socket.timeout=120000. Here socket timeout is set to 120000.
Answer: D
NEW QUESTION 48
What is the most appropriate scenario for using a class mediator over a Script mediator?
- A. You want to change just a single element in the XML payload without changing other elements.
- B. You want to develop a logging mediator that sends logging data to an external database such as MySQL.
- C. For debugging purposes, you want to introduce some latency in the message flow.
- D. For testing purposes, you want to record the elapsed time between calling a backend service and receiving the responseby the proxy service.
Answer: D
NEW QUESTION 49
Which statement is FALSE about endpoints?
- A. An endpoint can be defined independently of transports.
- B. Once configurations are defined, the endpoint can be used to connect to any external service.
- C. The same endpoint cannot be used with multiple transports.
- D. Endpoints are used to define external destinations of a message.
Answer: D
NEW QUESTION 50
Which statement about the ESB profile message store/message processor functionality is FALSE?
- A. Using message store/message processor constructs, the dead letter channel pattern can be implemented.
- B. Using messagestore/message processor constructs, message throttling can be implemented.
- C. Using message store/message processor constructs, guaranteed messagedelivery can be implemented.
- D. Using message store/message processor constructs, in-order delivery of messages cannot be implemented.
Answer: B
NEW QUESTION 51
Which statement best describes ESB profile support for JMS?
- A. All of the above are supported by the ESB profile.
- B. ESB profilesupports the point-to-point messaging model (queue).
- C. ESB profile supports the publish/subscribe messaging model (topics).
- D. ESB profile supports the store and forward messaging model with JMS.
Answer: A
NEW QUESTION 52
Which statement is true about outbound endpoints?
- A. When you use message stores, you have to specify the address as an outbound endpoint.
- B. Outbound endpoints are mandatory for any integration scenario.
- C. They operate in the same way as inbound endpoints.
- D. Outbound endpoints can have flags to translate the message.
Answer: A
NEW QUESTION 53
Which statement is FALSE about inbound endpoints?
- A. They always run based on the underlying task execution framework.
- B. Inbound endpoints are useful when you have to configure the message sourcesdynamically.
- C. HTTP inbound endpoints can use existing default port 8280.
- D. Inbound endpoints can be clustered.
Answer: C
NEW QUESTION 54
Which of the following is NOT an enterprise integration pattern?
- A. Dead Letter Channel
- B. Splitter
- C. Wire-Tap
- D. Facade
Answer: D
NEW QUESTION 55
Which statement is correct about the graceful shutdown command to shut down the ESB profile?
- A. It will stop accepting new requests, process all existing requests, and then shut down.
- B. Each profile uses the same key store and trust store.
- C. The graceful shutdown command is only available from the management console.
- D. It will discard already existing requests and start the shutdown steps immediately.
Answer: A
NEW QUESTION 56
Which statement is TRUE about proxy services?
- A. Proxy services allow you to perform necessarytransformations and introduce additional functionality without changing your existing service.
- B. Proxy services should be implemented as pure Java classes.
- C. A proxy service is not externally visible and can't be accessed using a URL similar to a normal web service address.
- D. Only HTTP and HTTPS transports can be used to receive and send messages from the proxy services.
Answer: C
NEW QUESTION 57
You have created a custom ESB task that you want to run every 30 seconds continuously. Select the CORRECT task configuration you can use for this purpose.
- A. All three configurations are incorrect.
- B. <task name=\"CheckPrice\" class=\"org.wso2.esb.tutorial.tasks.PlaceStockOrderTask\"
<trigger interval=\"30\", continuous=\"true\7>
</task> - C. <task name=\"CheckPrice\n class=\"org.wso2.esb.tutorial.tasks.PlaceStockOrderTask\">
<trigger interval=\"1800\7>
</task> - D. <task name=\"CheckPrice\n class=\"org.wso2.esb.tutorial.tasks.PlaceStockOrderTask\"> trigger interval=\"30\7>
</task>
Answer: D
NEW QUESTION 58
Which statement is TRUE about error handling in the ESB profile?
- A. A fault sequence is a collection of mediators just like any other sequence, and it can be associated with another sequence or a proxy service.
- B. Within the fault sequence, you can access error details using the EXCEPTION_DETAIL property.
- C. It is mandatory to associate each sequence and proxy service with a fault sequence.
- D. The Exception mediator can be used to customize error messages that are send back to the client.
Answer: A
NEW QUESTION 59
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.
- A. Tasks
- B. Script mediator
- C. File Connector
- D. Custommediator
Answer: B
NEW QUESTION 60
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