Allocate shared memory set largepoolsize step 4 tune

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Allocate Shared Memory, Set LARGE_POOL_SIZE Step 4: Tune RMAN Tape Streaming Performance Bottlenecks Step 5: Query V$ Views to Identify Bottlenecks 121/BRADV/ rcmtunin.htm#BRADV172 Question: 255 For which three pieces of information can you use the RMAN list command? A. stored scripts in the recovery catalog B. available archived redo log files C. backup sets and image copies that are obsolete D. backups of tablespaces E. backups that are marked obsolete according to the current retention policy Answer: ABD
Explanation: About the LIST Command: The primary purpose of the LIST command is to list backup and copies. For example, you can list: -Backups and proxy copies of a database, tablespace, datafile, archived redo log, or control file – Backups that have expired – Backups restricted by time, path name, device type, tag, or recoverability -Archived redo log files and disk copies http:// docs.oracle.com/cd/B28359_01/backup.111/b28270/rcmreprt.htm#BRADV89585 Question: 256 You notice performance degradation in your production Oracle 12c database. You want to know what caused this performance difference. Which method or feature should you use? B
References: Question: 257 Which three statements are true about a job chain?
E. It can be executed using event-based or time-based schedules. Answer: ABE Explanation: Chains are the means by which you can implement dependency based scheduling, in which jobs are started depending on the outcomes of one or more previous jobs. DBMS_SCHEDULER.DEFINE_CHAIN_STEP DBMS_SCHEDULER.DEFINE_CHAIN_EVENT_STEP http:// docs.oracle.com/cd/B28359_01/server.111/ b28310/scheduse009.htm#ADMIN12

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