OCEB 2 Fund. · OMG · BPMN 2.0 Basics & Modeling · Bank updated 2026-07-02
OCEB 2 Fund. practice questions: BPMN 2.0 Basics & Modeling
5 free questions from 117 on this area · answer and explanation for each · no sign-up
These 5 questions come from the BPMN 2.0 Basics & Modeling section of our OCEB 2 Fund. bank (117 questions on this area). Every question is original, with the correct answer explained and linked to the source it is drawn from.
1/5 · BPMN 2.0 Basics & Modeling
During checkout, the process engine automatically invokes a third-party payment gateway's web service to charge the customer's credit card, with no human reviewing or triggering the call. Which BPMN 2.0 task type should represent this step?
AUser Task
BService Task
CManual Task
DScript Task
Show answer & explanation
B is correct. Service Task is specifically used when the process engine automates work by calling an external service or application, such as a payment gateway's web service, without any human step or internal scripting logic taking place.
↗ BPMN 2.0 specification — BPMN 2.0 Basics & Modeling
2/5 · BPMN 2.0 Basics & Modeling · hard
A modeler splits a process using an exclusive gateway into two alternative branches, 'Approve' and 'Reject', where only one branch is ever executed per instance, and then merges the two branches back together using a parallel gateway before a 'Notify Applicant' task. What is the consequence of this modeling error, per BPMN 2.0 token semantics?
AThe exclusive gateway upstream is forced to activate both branches instead of one, to satisfy the parallel gateway's synchronization requirement downstream.
BThe process instance deadlocks, because the parallel gateway waits to receive a token on both incoming flows, but only one of the two branches will ever produce a token.
CThe parallel gateway automatically detects that one branch is inactive and proceeds with only the token it has received.
D'Notify Applicant' executes twice, because the parallel gateway forwards each incoming token independently without waiting for the other.
Show answer & explanation
B is correct. Pairing an exclusive (XOR) split with a parallel (AND) join is the classic BPMN deadlock error: the parallel join's strict 'wait for all incoming flows' rule can never be satisfied when the upstream split guarantees that only one of those flows will ever carry a token, leaving the process instance permanently stuck.
↗ BPMN 2.0 specification — BPMN 2.0 Basics & Modeling
3/5 · BPMN 2.0 Basics & Modeling
When a Pool in a collaboration diagram is shown collapsed (drawn as a single named rectangle with no internal process detail visible), where may a Message Flow arrow attach on that Pool?
ATo a Lane header within the collapsed Pool, since Lanes remain visible even when a Pool is collapsed
BMessage Flow cannot be attached to a collapsed Pool at all; the Pool must first be expanded
COnly to the boundary/edge of the Pool itself, since no internal flow objects are visible to attach to
DTo any Task that would exist inside the Pool, because BPMN assumes the internal process is still present even if hidden
Show answer & explanation
C is correct. A collapsed Pool has no visible internal flow objects, so any Message Flow connecting to or from it must terminate on the Pool's boundary rather than on a hidden internal Activity or Event. This is the standard way message exchange is shown with black-box Pools.
↗ BPMN 2.0 specification — BPMN 2.0 Basics & Modeling
4/5 · BPMN 2.0 Basics & Modeling · easy
In a BPMN 2.0 process diagram, an Intermediate Event placed directly in the normal sequence flow of a single process (not attached to an activity boundary) can be modeled as either a 'throwing' or a 'catching' event. Which statement correctly distinguishes the two when used this way?
AThrowing intermediate events may only appear at the very start of a process, and catching intermediate events only at the very end.
BA throwing intermediate event suspends the token until an external trigger arrives, while a catching intermediate event fires immediately.
CBoth throwing and catching intermediate events always suspend the process until a human task confirms completion.
DA catching intermediate event suspends the token until its trigger occurs, while a throwing intermediate event fires its result immediately and the flow continues without waiting.
Show answer & explanation
D is correct. Intermediate Events in normal flow come in two flavors: catching events act as wait states that hold the token until their trigger is satisfied, while throwing events perform an outbound action (send a message, broadcast a signal, etc.) and let the token continue immediately. Confusing the two is a common modeling error that changes whether a process step actually blocks execution.
↗ BPMN 2.0 specification — BPMN 2.0 Basics & Modeling
5/5 · BPMN 2.0 Basics & Modeling · hard
A lending organization defines a standard 'Credit Check' process once and needs three different loan-origination processes to invoke it identically, without duplicating its flow logic in each one. Which BPMN 2.0 construct best supports this reuse requirement?
AAn embedded Sub-Process copied into each of the three loan-origination processes
BA Collaboration diagram containing three Pools, one per loan-origination process
CA Choreography Task shared among the three loan-origination processes
DA Call Activity in each loan-origination process referencing a single Global Process definition of 'Credit Check'
Show answer & explanation
D is correct. BPMN 2.0's reuse mechanism for whole processes is the Global Process combined with the Call Activity: the Global Process is authored once, and any number of Call Activities across different processes can invoke it, ensuring a single source of truth for the shared logic.
↗ BPMN 2.0 specification — BPMN 2.0 Basics & Modeling
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