Application Development Flashcards
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Read the first 6 Application Development flashcards as text
In TIBCO BusinessWorks 6, what is an AppSpace?
Answer: A logical deployment environment consisting of one or more AppNodes that runs BW applications
An AppSpace is a logical runtime environment. It groups one or more AppNodes (JVM processes) that together host deployed BW applications, and it represents the unit of scalability and fault tolerance.
What is TIBCO Flogo primarily designed for?
Answer: Building lightweight, ultra-fast integration microservices and event-driven applications with a minimal footprint
TIBCO Flogo is an open-source framework targeting microservice integration scenarios where a tiny binary footprint and fast startup are priorities.
How does TIBCO BusinessWorks handle fault tolerance through Error Propagation?
Answer: Uncaught errors propagate up through nested group scopes to an outer Error catch boundary, allowing centralised handling
In BW, an unhandled error within a scope propagates outward through parent scopes until caught by an Error catch boundary handler, enabling a hierarchical fault management strategy.
What is the significance of Process Starters in TIBCO BusinessWorks?
Answer: They are trigger activities that initiate a process instance in response to an external event such as an HTTP request, JMS message, or timer
A Process Starter is the first activity in a BW process that listens for an inbound trigger event. It instantiates a new process instance whenever the trigger condition is met.
In TIBCO BusinessWorks, what does enabling process-level concurrency control?
Answer: The maximum number of concurrent process instances of a given process definition that the AppNode can run simultaneously
Process-level concurrency settings (max jobs) control how many simultaneous instances of a process can execute in parallel within an AppNode, balancing throughput with resource consumption.
Which TIBCO BusinessWorks feature allows a long-running process to pause and wait for an external event?
Answer: The Wait for Notification activity that suspends a process instance until a matching notification arrives
The Wait for Notification (Notify/Wait pattern) activity checkpoints the process and suspends it, freeing the thread, until a matching Notify signal triggers resumption.
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