多项选择题
A. The databases configured to use the ASM instance are mounted
B. The disk groups are mounted as per the ASM_DISKGROUPS initialization parameter
C. ASM starts the Oracle Cluster Synchronization Services （CSS） daemon if it is not started
D. ASM discovers and examines the contents of all files that are in the paths specified in the ASM_DISKGROUPS initialization parameters
多项选择题 You are using the control file to maintain information about the database backups that are being performed by Recovery Manager (RMAN).Identify two scenarios is which you must have a recovery catalog. （）(Choose two.)
单项选择题 View the Exhibit and note the contents of V$DIAG_INFO. Which statement is true about the ADR?（）
单项选择题 Whichtypeofbackupcontainsonlytheblocksthathavechangedsincethelastlevel0incrementalbackup？（）