单项选择题
You are a Database Administrator with TXGlobal. You use a password file to establish remote connections to the HR database on the server located at the home office. Currently， two active remote sessions exist to this database. These sessions were established using the SYSDBA privilege from the remote machines. You accidentally deleted the password file. What will be the consequence of this action？（）
A. Both the sessions will be killed， and no new sessions will be created using the SYSDBA or SYSOPER privilege.
B. Both the sessions will remain active， but no new sessions will be created using the SYSDBA or SYSOPER privilege.
C.Both the sessions will be killed， but new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.
D. The database will crash， and no new sessions will be created using the SYSDBA or SYSOPER privilege when the database restarts.
相关考题
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单项选择题
You are a Database Administrator with WonderWeb. You use a password file to establish connections to the Sales database located on the server. You created the password file using the following command： ORAPWD file=d：\oracle\ora9i\orapwU01 password=admin entries=4 You erroneously deleted the password file while the database was running. You re-create the password file using the following command： ORAPWD file=d：\oracle\ora9i\orapwU01 password=change_on_install entries=4 However， when you try to connect as the SYS user， you receive the following error： ORA-01031： insufficient privileges What should you do to resolve this error？（）
A. Delete the newly created password file and re-create another password file with the password admin， without shutting down the database.
B. Enable the operating system authentication， shut down the database， disable the operating system authentication， and restart the database using the password file.
C. Enable the operating system authentication， shut down the database， re-create the password file using the same ORAPWD command， and restart the database using the password file.
D. Delete the newly created password file， enable operating system authentication and shut down the database. Then， re-create another password file using the same ORAPWD command and restart the database using this password file. -
单项选择题
Yourdatabasecontainsatemporarytablespace，indextablespace，undotablespace，andaread-onlytablespaceapartfromtheSYSTEMandSYSAUXtablespaces.Ifamediafailureoccursresultinginthelossofanyofthesetablespaces，whichtablespaceisNOTrequiredforthedatabasetostart？（）
A. undo tablespace
B. index tablespace
C. read-only tablespace
D. temporary tablespace -
单项选择题
Your database is in ARCHIVELOG mode. You have two online redo log groups each of which contains one redo member. When you attempt to start the database， you receive the following errors： ORA-00313： open failed for members of log group 1 of thread 1 ORA-00312： online log 1 thread 1： ’D：\REDO01.LOG’ You discover that the online redo log file of the current redo group is corrupted. Which statement should you use to resolve this issue？（）
A. SQL>ALTER DATABASE DROP LOGFILE GROUP 1；
B. SQL>ALTER DATABASE CLEAR LOGFILE GROUP 1；
C. SQL>ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1；
D. SQL>ALTER DATABASE DROP LOGFILE MEMBER ’D：\REDO01.LOG’；
