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Which of the following catalog service requires some sort of synchronization or update to maintain a unified data store across the servers involved?

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Which of the following catalog service requires some sort of synchronization or update to maintain a unified data store across the servers involved?

(a) global

(b) standalone

(c) federated

(d) all of the mentioned

This question was addressed to me during an internship interview.

This is a very interesting question from SOA Communications topic in portion Service Oriented Architecture of Cloud Computing

1 Answer

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Best answer
The correct answer is (a) global

Easiest explanation: Global catalog service serves multiple sites.

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