单项选择题
A.The instance would normally abort.
B.The instance would not be affected.
C.The instance would be invalid， so would have to be aborted.
D.The instance would remain open， but the LGWR process would fail.
E.The instance would remain open and would automatically create the missing file
单项选择题 You work as a database administrator for Certkiller .com. In your organization， you have four databases， Certkiller DB01， Certkiller DB02， Certkiller DB03， and Certkiller DB04， which are located in Berlin， Frankfurt，Rammstein， and Munich respectively， and which were created using Database Configuration Assistant （DBCA）. You want to perform administrative tasks on these databases that include startup and shutdown， taking regular backups， and so on， fromFrankfurtusing Oracle tools. Which Oracle file would you enable to perform this task？（）
多项选择题 YouworkasadatabaseadministratorforCertkiller.com.Youwanttocreateyourdatabasewiththeautomaticundomanagementfeatureenable.Whichtwotasksmustyouperformtoachievethis？（）
单项选择题 You work as a database administrator for Certkiller .com. Because of space constraints， you decided to manually shrink the table. You executed the ALTER TABLE ....SHRINK SPACE statement to shrink the space and you receive an error as follows： ERROR at Line 1： ORA-10635： Invalid segment ortablespacetype What could be the reason？（）