ICT-App Dev Specialist FA Practice Questions - ICT-Application Development Specialist Mit Eidgenössischem Fachausweis Exam

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In Domain-Driven Design (DDD), what is an Aggregate Root and what rule governs external object references into the aggregate?
Correct Answer:
An Aggregate Root is the master entity that encapsulates a cluster of associated objects and enforces all business invariants; external objects may only hold references to the Aggregate Root, never to internal child entities

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