多项选择题 A customer needs to analyze an application that was developed for Oracle Application Server 10gR2 or 10gR3 (OC4J) in order to prepare to upgrade the infrastructure to WebLogic 12c. The customer wants understand the changes required to be made to the application and how to configure WebLogic in to support the newly upgraded application.    Which three actions would you recommend for upgrading the customers application and server configuration?（）

单项选择题 You are configuring the data source for an Oracle database. You will need to specify a test table for WebLogic to test the status of the database. Which option should you choose?（）

多项选择题 WhichthreeJVMoptionswouldyouaddtoinvestigateperformanceissuesinaHot-SpotJVM?（）