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

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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.

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

单项选择题

The DBA has chosen to manage SGA and PGA memory separately in an OLTP database because of his unique knowledge of the application. Which of these are good starting points to use when configuring the maximum values for SGA and PGA，based on the amount of memory available on the system？（）

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