WSO2 Enterprise-Integrator-6-Developer 問題集

質問 1：
Which statement is TRUE about error handling in the ESB profile?
A. The Exception mediator can be used to customize error messages that are send back to the client.
B. Within the fault sequence, you can access error details using the EXCEPTION_DETAIL property.
C. 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.
D. It is mandatory to associate each sequence and proxy service with a fault sequence.
正解：C

質問 2：
Which statement is FALSE about WS02 transport-level security?
A. Transport-level security secures the messages in the wire.
B. You must enable HTTPS transport configuration in aixs2.xml in order to usetransport-level security.
C. WS02 EI can support TLS 1, TLS 1.1, and TLS 1.2 with JDK 1.7
D. The HTTPS transport supports SSL tunneling.
正解：A

質問 3：
Which of the following is NOT an entry point or trigger of the Synapse mediation engine?
A. Proxy services
B. Outbound endpoints
C. APIs
D. Inbound endpoints
正解：B

質問 4：
Which statement is TRUE about throttling in the ESB profile?
A. The throttle mechanism is used to control access to the services at different levels.
B. Mediation level throttling works in distributed fashion only when ESB nodes are configured as a stateful cluster which is a membership based cluster.
C. Throttling isonly supported at the mediation level.
D. All of the above are correct.
正解：A

質問 5：
Identify the INCORRECT statement about specifying scripts in the Script mediator.
A. The script file can be stored as a local entry.
B. Script files can be stored in the registry.
C. Scripts in the Script mediator can be stored in a separate file and can be referenced from the Script mediator.
D. A script cannot be stored as an embedded script in the Script mediator configuration.
正解：D

質問 6：
Select the CORRECT statement about exception handling in custom Class mediators.
A. To facilitate better debugging, you need to set ERROR_CODE, ERROR_MESSAGE, and ERROR_DETAIL properties inside the Class mediator.
B. If you throw any exception that is a subclass of Java's Exception class, the fault sequence will be triggered.
C. Toinvoke a fault sequence for handling errors, you need to throw an AxisException from the Class mediator whenever required.
D. Both statement a and b are incorrect.
正解：B