Which of the following deployment architectures are supported by Alibaba Cloud ApsaraDB for MongoDB?
(Number of correct answers: 3)

• A.Primary/secondary instance that consists of two nodes
• B.Standalone instance
• C.Replica set instance that consists of three nodes
• D.Sharded cluster instance
• E.Replica set instance that consists of six nodes

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Which of the following statements about Data Transmission Service (DTS) migration scenarios is NOT true?

• A.DTS can migrate data in a circular way, for example, A > B > C > A.
• B.DTS can migrate data from one source database to several destination databases, for example, A > B and A > C.
• C.DTS can migrate data from one source database to one destination database, for example, A > B.
• D.DTS can migrate data from several source databases to one destination database, for example, A > C and B > C.

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Which of the following data is not collected when database information is collected in Advanced Database & Application Migration (ADAM)?

• A.Business structure data
• B.Historical performance data
• C.Business data
• D.Database configuration data

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