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S90-01A · Question #22

Service metadata can be centrally registered within a __________ for discoverability purposes.

The correct answer is C. service registry. A service registry (C) is a dedicated repository where services publish their metadata - endpoints, contracts, versions, owners - so that consumers and tools can discover and bind to them at runtime or design time. A service inventory (A) refers to a collection of services…

Fundamental SOA & Service-Oriented Computing Terminology

Question

Service metadata can be centrally registered within a __________ for discoverability purposes.

Options

  • Aservice inventory
  • Bservice composition
  • Cservice registry
  • Dservice model

How the community answered

(44 responses)
  • A
    2% (1)
  • B
    5% (2)
  • C
    91% (40)
  • D
    2% (1)

Explanation

A service registry (C) is a dedicated repository where services publish their metadata - endpoints, contracts, versions, owners - so that consumers and tools can discover and bind to them at runtime or design time. A service inventory (A) refers to a collection of services owned by an enterprise, but it's an architectural concept, not a storage mechanism for metadata. A service composition (B) describes how services are assembled into composite solutions, which has nothing to do with central registration. A service model (D) is a logical description or design artifact for a service, not a place where metadata is stored for discovery.

Memory tip: Think of a registry like a phone book - you register your number (metadata) there so others can look you up (discoverability). A registry registers things; the name gives it away.

Topics

#service registry#service metadata#discoverability#service inventory

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