多项选择题
A. To store the backup information of multiple database
B. To restrict the amount of space that is used by the backups
C. To maintain a backup for a certain time is set by the CONTROL_FILE_RECORD_KEEP_TIME parameter.
D. To list the data files that were in a target database at a given time by using the AT option of REPORT SCHEMA command.
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？（）
单项选择题 You want to set the following initialization parameters for your database instance: LOG_ARCHIVE_DEST_1 = LOCATION=/disk1/arch LOG_ARCHIVE_DEST_2 = LOCATION=/disk2/arch LOG_ARCHIVE_DEST_3 = LOACTION=/disk3/arch LOG_ARCHIVE_DEST_4 = LOCATION=/disk4/arch MANDATORY Identify the statement that correctly describes this setting.（）