Category: 1Z0-052 (v.3)

Exam 1Z0-052: Oracle Database 11g: Administration I (update October 2nd, 2014)

Which is the correct sequence of steps for accomplishing the task

You want to enable archiving on your database. Presently, the database is running in
NOARCHIVELOG mode. Given below are the steps to accomplish the task in random order:
1. Shut down the instance. 2. Execute the ALTER DATABASE ARCHIVELOG command. 3.
Start up the instance and mount the database. 4. Set the DB_RECOVERY_FILE_DEST
initialization parameter to $ORACLE_HOME/dest_1. 5. Open the database. Which is the
correct sequence of steps for accomplishing the task

Which action would help to use the previous set of statistics on the objects?

You have recently collected statistics on certain objects of a schema in your database. But
you observe suboptimal execution plans for the queries on these objects after two days of
statistics collection. The optimizer statistics retention period is set to its default value. Which
action would help to use the previous set of statistics on the objects?


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