多项选择题
A. It enables all system triggers.
B. It allows only SYSDBA connections.
C. It ensures that all job queues remain active during the upgrade process.
D. It sets system initialization parameters to specific values that are required to enable database upgrade scripts to be run.
多项选择题 Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? （）
单项选择题 You want to create the Recovery Manager (RMAN) Virtual Private Catalog (VPC) to maintain a separation of responsibilities along with a consolidation of RMAN repository. Which condition must be met before you create the VPC?（）
多项选择题 You issued the following RMAN command to back up the database: Which two statements are true regarding the backup performed?（）