单项选择题
A. The database must be running in ARCHIVELOG mode.
B. No special setup is required， and the feature is enabled by default.
C. The path for the Automatic Diagnostic Repository （ADR） must be configured with the DIAGNOSTIC_DEST initialization parameter.
D. The Enterprise Manager Support Workbench can be enabled only if the background process manage ability monitor （MMON） is configured.
E. Select the Enable option in the Oracle Configuration Manager Registration window during the installation of the Oracle Database 11g software， provide valid MetaLink credentials and select license agreement.
多项选择题 The user SYS creates a job by using the following command: Which two statements are true about the job that was created by the preceding command? （）(Choose two.)
多项选择题 InOracle11g，whichrecommendationsdoestheSQLAccessAdvisorgenerate？（）
多项选择题 Which three tasks can be performed using a duplicate database? （）(Choose three.)