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Which are the three considerations for choosing a migration method?
Correct Answer: C,D,E
Explanation https://docs.oracle.com/en/cloud/paas/exadata-cloud/csexa/considerations-migrating-premises-database-dbcs.htm Some of the characteristics and factors to consider when choosing a migration method are: * Source and target database versions * Source platform and operating system * Source database character set * Quantity of data, including indexes * Methods available for data transportation * Database features and data types used * Storage for data staging * Acceptable length of system outage * Network bandwidth