当前分类： 1Z0-053
问题：多选题In which situations will the ASM metadata backup help you recover the ASM disk in a disk group？（）Awhen one or more file directory paths are accidentally deleted from an ASM disk groupBwhen one of the disks in a disk group is accidentaly unpluggedCwhen ...
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问题：单选题Your database is in ARCHIVELOG mode. You have two online redo log groups, each of which contains one redo member. When you attempt to start the database, you receive the following errors: ORA-00313: open failed for members of log group 1 of thread 1 OR...
问题：For which of the following can you use Segment Shrink？（）...
问题：单选题View the following SQL statements： Transaction T1 INSERT INTO hr.regions VALUES （5，’Pole’）；COMMIT； Transaction T2 UPDATE hr.regions SET region_name=’Poles’ WHERE region_id = 5； COMMIT； Transaction T3 UPDATE hr.regions SET region_name=’North and Sou...
问题：单选题How long will this backup be allowed to run？（） Backup as compressed backupset duration 2：00 minimize load databaseA 2 minutesB 2 hoursC 2 daysD The command will generate an error.E This backup is not constrained by any time limitation....
问题：多选题When executing a SQL workload, you choose to generate execution plans only, without collecting execution statistics. Which two statements describe the implications of this? （）(Choose two.)AIt produces less accurate results of the comparison analysis.BI...
问题：单选题Which pseudocolumn could you use to identify a unique row in a Flashback Versions Query？（）A XIDB VERSIONS_PKC VERSIONS_XIDD VERSIONS_UNIQUE...
问题：单选题Given the script create script db_backup_datafile_script {backup datafile and 1， and2 plus archivelog delete input；} Run {execute script db_backup_datafile_script using 2；} What is the result of running this command？（）A The script will fail since...
问题：When running the tablespace point-in-time command recover ...
问题：单选题When tuning Automatic PGA Memory Management， which of the following views will provide the information specified？（）A The V$PGA_TARGET_ADVICE view shows the predicted cache hit-ratio improvement if you increase PGA_AGGREGATE_TARGETB The V$PGA_TARGET_A...
问题：单选题What is the default AU size of an ASM disk group？ What is the maximum AU size in an ASM disk group？（）A 100KB default， 10TB maximumB 256KB default， 1024MB maximumC 10MB default， 126PB maximumD 64KB default， 1EB maximumE 1MB default， 64MB maximum...
问题：Which command is used to begin a tablespace point-in-time re...
问题：多选题In Oracle 11g， which recommendations does the SQL Access Advisor generate？（）Apartitioning recommendationsBstatistics collection recommendationsCindex creation recommendationsDmaterialized view recommendationsEmaterialized view log recommendations...
问题：单选题A shoot-out has erupted between your MS development teams using .NET and your Linux development teams using Java. Knowing that your database is in danger，which command would you use to back up your NOARCHIVELOG mode database using RMAN with compressio...
问题：You are tuning RMAN to optimize performance. You want tape I...
问题：单选题Your production database is running in archivelog mode and you are using recovery manager (RMAN) with recovery catalog to perform the database backup at regular intervals. When you attempt to restart the database instance after a regular maintenance ta...
问题：单选题View the Exhibit and examine the output. You execute the following RMAN command to perform the backup operation： RMAN RUN { ALLOCATE CHANNEL c1 DEVICE TYPE disk MAXOPENFILES 8； BACKUP DATABASE FILESPERSET 4； } What is the multiplexing level in the ...
问题：单选题You run the SQL Tuning Advisor （STA） to tune a SQL statement that is part of a fixed SQL plan baseline. The STA generates a SQL profile for the SQL statement，which recommends that you accept the profile. Which statement is true when you accept the sug...
问题：多选题Which two operations are NOT performed by the DUPLICATE command in Recovery Manager （RMAN） while duplicating a running database？（）ACreating the control file for the duplicate databaseBRestoring the target data files to the duplicate databaseCPerforming...
问题：多选题Which three are the valid statements in relation to SQL plan baselines？（）AThe plans can be manually loaded to the SQL plan baseline.BThe plans in the SQL plan baseline are verified and accepted plans.CThe plans generated for every SQL statement are sto...
