Business Services uses
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Value objects
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Light Weight Data Objects
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Both a and b
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None
Reveal answer
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A
Correct answer
Explanation
Business Services use Value Objects to transfer data between layers efficiently. Value Objects encapsulate related data into a single object, reducing the number of method calls and network overhead in distributed systems. This is a standard pattern in EJB and enterprise application architecture for data transfer.
AI explanation
Business Services typically communicate using Value Objects (VOs) — simple, serializable data carriers — to pass data between layers without exposing internal implementation details. This is a common enterprise pattern to decouple the service layer from the underlying domain/persistence objects.