单项选择题
A.4，1，3，2，5
B.1，3，4，5，2
C.1，3，2，5；4 not required
D.4，1，5，2；3 not required
E.1，3，4，5；2 not required
单项选择题 You configured the Flash Recovery Area for your database. The database instance has been startedin ARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set. What will be the implications on the archiving and the location of archive redo log files（）
多项选择题 You configured the Flash Recovery Area （FRA） for your database. The database instance is runningin ARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area. Which two files are removed automaticallyif the space is required in the FRA as per the retention policy（）
单项选择题 You are working on an instance started using the SPFILE. You want to move the Flash Recovery Areaof your database to a new location. You want the Flashback log files to be stored in the new location. Given below are the steps to accomplish the task in random order： 1）Shut down the instance. 2）Change the value of the DB_RECOVERY_FILE_DEST initialization parameter to a new value. 3）Execute the ALTER DATABASE FLASHBACK OFF command. 4）Start up the instance and mount the database. 5）Execute the ALTER DATABASE FLASHBACKON command. 6）Open the database. Select the correct order in which these tasks need to be performed. （）