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Your system performs heavy transaction processing between 8：00 A.M. and 5：00 P.M. but runs batch processing and reports after that. You decide to create a separate resource plan to govern resource allocation for each time period. Which scheduler object will you use to switch automatically between the two resource plans？（）
- A、 Window
- B、 Program
- C、 Job_Class
- D、 Window group
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更多 “Your system performs heavy transaction processing between 8：00 A.M. and 5：00 P.M. but runs batch processing and reports after that. You decide to create a separate resource plan to govern resource allocation for each time period. Which scheduler object will you use to switch automatically between the two resource plans？（） A、 WindowB、 ProgramC、 Job_ClassD、 Window group” 相关考题
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单选题Your system performs heavy transaction processing between 8：00 A.M. and 5：00 P.M. but runs batch processing and reports after that. You decide to create a separate resource plan to govern resource allocation for each time period. Which scheduler object will you use to switch automatically between the two resource plans？（）A
WindowB
ProgramC
Job_ClassD
Window group
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It performs sequential recompilation of only the stored PL/SQL code.C
It performs parallel recompilation of any stored PL/SQL as well as Java code.D
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CHANGEB
RESYNCC
CATALOGD
CROSSCHECK
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单选题Every Sunday the Unix system administrator has a job that executes a full backup of the entire Unix system your database is on. Is this backup usable for backup and recovery of your database？（）A
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Yes， if the database is in NOARCHIVELOG modeC
No， the backup is not usable in any wayD
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