Which process does Oracle Data Integrator Enterprise Edition use to process and transform data for disparate relational database management systems or Big Data Engines?

In case of migration using the RMAN DUPLICATE command, which file do you use to specify the location of the Database Wallet?

Which statement is true?

Which Autonomous Data Warehouse (ADW) package is leveraged by the Business Intelligence Cloud Connector (BICC) Loading Knowledge Modules, when using Oracle Data Integrator (ODI)?

You run a database instance on Oracle Database 11.2 and you want to migrate to Oracle Cloud. In which case is it required to upgrade your source database before migrating to the cloud?