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Oracle

1Z0-900 · Question #120

Your customer is setting up serial control. The requirement is that if item A has serial 123, then they don't want item B to also have serial 123 within the same inventory organization. Which serial…

The correct answer is C. Unique within organization. "Unique within organization" enforces that no two items - regardless of item type - can share the same serial number within the same inventory organization. This directly satisfies the requirement: if item A holds serial 123, item B is blocked from using serial 123 in that same…

Manage Persistence using JPA Entities and BeanValidation

Question

Your customer is setting up serial control. The requirement is that if item A has serial 123, then they don’t want item B to also have serial 123 within the same inventory organization. Which serial control setting must be used to meet this requirement?

Options

  • AUnique across Enterprise
  • BUnique within items
  • CUnique within organization
  • DUnique across organizations
  • EUnique within Item and organization

How the community answered

(22 responses)
  • A
    9% (2)
  • B
    5% (1)
  • C
    73% (16)
  • D
    14% (3)

Explanation

"Unique within organization" enforces that no two items - regardless of item type - can share the same serial number within the same inventory organization. This directly satisfies the requirement: if item A holds serial 123, item B is blocked from using serial 123 in that same org.

Why the distractors fail:

  • B (Unique within items) only prevents the same item from reusing a serial; different items (A and B) could both hold serial 123 - exactly the scenario the customer wants to prevent.
  • E (Unique within Item and organization) is similarly scoped to the item level, not the org level, so cross-item serial conflicts are still allowed.
  • A (Unique across Enterprise) and D (Unique across organizations) are too broad - they enforce uniqueness beyond one org across the entire enterprise, which exceeds the stated requirement and can be unnecessarily restrictive in multi-org setups.

Memory tip: Match the scope of the requirement to the scope in the option name. The requirement says "within the same inventory organization" → pick the option that says exactly that: Unique within organization.

Topics

#Serial Control#Inventory Management#Uniqueness Constraints#Configuration

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