1Z0-599 · Question #84
Integration between _______ multidata sources and _____ is defined as the Grid Link for RAC.
The correct answer is C. Oracle WebLogic Server clusters; Oracle Database RAC. The WebLogic Server JDBC subsystem has supported Oracle RAC since WLS version 8.1 SP5, originally developed for Oracle9i RAC. This support is based on a particular type of data source configuration, called a multi data source. A multi data source is a data source abstraction…
Question
Integration between _______ multidata sources and _____ is defined as the Grid Link for RAC.
Exhibit
Options
- AOracle WebLogic Server; Oracle Database
- BOracle WebLogic Server clusters; Oracle Database
- COracle WebLogic Server clusters; Oracle Database RAC
- DOracle OC4J; Oracle Database RAC
- EOracle WebLogic Server; Oracle OC4J
How the community answered
(37 responses)- A5% (2)
- C92% (34)
- E3% (1)
Explanation
The WebLogic Server JDBC subsystem has supported Oracle RAC since WLS version 8.1 SP5, originally developed for Oracle9i RAC. This support is based on a particular type of data source configuration, called a multi data source. A multi data source is a data source abstraction over one or more individual data sources. It serves JDBC connections from each of the member data sources according to a specified policy2. A RAC multi data source configuration requires that eachmember data source obtain connections to a particular RAC instance, as illustrated in the following diagram of a three node RAC cluster configuration.
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