Which block is the central reference of meta-data for services?(a) ESB(Enterprise Service Bus)(b) Service Broker(c) SOA registry(d) SOA supervisorThe question was posed to me during an online exam.My question comes from SOA Based Architecture topic in section IoT Ecosystem Concepts and Architecture of IOT

Which block is the central reference of meta-data for services?(a) ESB

1.	Which block is the central reference of meta-data for services?(a) ESB(Enterprise Service Bus)(b) Service Broker(c) SOA registry(d) SOA supervisorThe question was posed to me during an online exam.My question comes from SOA Based Architecture topic in section IoT Ecosystem Concepts and Architecture of IOT
Answer» CORRECT option is (c) SOA registry To explain I would SAY: SOA registry is like a reference database of SERVICES. It describes what each service does, where they are located, and how they can communicate.

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