多项选择题
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
TheNLS_TERRITORYparameterspecifiesthedefaultconventions...
多项选择题The NLS_TERRITORY parameter specifies the default conventions to be used for which of the following globalization elements？（）
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
Younoticethatajobinachainhasnotcompletedonanonconstrain...
单项选择题You notice that a job in a chain has not completed on a nonconstrained RAC database. Which of these are valid reasons why that might occur？（）
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.
Whichofthefollowingarenotdisabledbydefault？（）A. JobsB. ...
单项选择题Which of the following are not disabled by default？（）
A. Jobs B. Chains C. Windows D. Window groups E. Schedule
