多项选择题

What are three benefits of using ASM？（）

A. Ease of disk administration and maintenance
B. Load balancing across physical disks
C. Software RAID-1 data redundancy with double or triple mirrors
D. Automatic recovery of failed disks

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热门试题

多项选择题TheNLS_TERRITORYparameterspecifiesthedefaultconventionstobeusedforwhichofthefollowingglobalizationelements？（）

A. Date format
B. Decimal character
C. Group separator
D. First day of the month
E. None of the above
F. All of the above

单项选择题YounoticethatajobinachainhasnotcompletedonanonconstrainedRACdatabase.Whichofthesearevalidreasonswhythatmightoccur？（）

A. The job priority is 1 and the resource consumer group CPU emphasis allocation is a low percentage.
B. The job affinity is to a service and one node in that service is unavailable.
C. The job affinity is to an instance and that instance is unavailable.
D. There is no service affinity.
E. None of the above.

单项选择题Whichofthefollowingarenotdisabledbydefault？（）

A. Jobs
B. Chains
C. Windows
D. Window groups
E. Schedule

单项选择题TheDBAhaschosentomanageSGAandPGAmemoryseparatelyinanOLTPdatabasebecauseofhisuniqueknowledgeoftheapplication.WhichofthesearegoodstartingpointstousewhenconfiguringthemaximumvaluesforSGAandPGA，basedontheamountofmemoryavailableonthesystem？（）

A. 20% SGA 80% PGA
B. 25% SGA 75% PGA
C. 50% SGA 50% PGA
D. 75% SGA 25% PGA
E. 80% SGA 20% PGA

多项选择题InaDatabaseReplayworkloadcapture，whatclientrequestinformationisgathered？（）

A. SQL text
B. Shared server requests （Oracle MTS）
C. Bind variable values
D. Information about transactions
E. Remote DESCRIBE and COMMIT operations