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Business Process Execution Language (BPEL) Interview Questions and Answers

1
What is Business Process Execution Language (BPEL)?

Business Process Execution Language is a language that is executable for interaction specification along with Web services. The processes of BPCL will export and import information by utilizing exclusively web service interfaces.

2
Explain about BPEL Executable and Abstract Processes?

The exact details of business processes can be specified by executable processes. These can be executed by orchestration engine. An executable process is used in most cases of BPEL.

The public message exchange among parties is only allowed by abstract business process. The internal details of process flows do not include and are not executable.

3
What is BPMN standard for business process modeling and analysis?

The BPMN specifies a graphical notation for expressing business processes in a Business Process Diagram. Both technical users and business users are supported for business processes using BPMN. BPMN provides a standardized, simple means of process information communication to other business users, customers, suppliers and process implementers.

4
Define BPEL Orchestration?

The control over the web services that are involved and coordinating the execution of different operations on the web services involved in the operation is taken by the central process in orchestration as per the requirements. The involved web services are unaware of this process. With operations that are explicitly defined and the order of invocation of the web services, the orchestration is centralized.

5
BPEL vs. workflow foundation
  • BPEL is process-centric, where as workflow foundation is human centric.
  • BPEL web services based language for business process behavior which can be used for composite web services, where as workflow foundation is a programming model for quickly building workflow enabled applications which are user interface-centric.
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