單項選擇題

Your Supportcenter.cn database is in ARCHIVELOG mode. The data file that belongs to the SYSTEM tablespace has become corrupted. Up to what point can you recover the database？（）

A.Until last commit
B.Until the time you perform recovery
C.Until the time the date file got corrupted
D.Until the point where the last transaction begun
E.You cannot recover the SYSTEMtablespaceand must re-create the database.

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單項選擇題

You work as a database administrator for Supportcenter.cn. In your production database， the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database， you want to accomplish this task with no impact on the user’s connections. Which activity must you have completed before accomplishing this task？（）

A.You must have started the database instance in restricted mode.
B.You must have started the database instance inNORMALmode.
C.You must have started the database instance with server parameter file.
D.You must have started the database instance but must not have mounted.
E.You must have started the database instance but must not have opened.

多項選擇題

You work as a database administrator for Supportcenter.cn. You decided to manage client and server connections using Local Naming method in Supportcenter.cn. When you try to connect to the database you get the following error：
ERROR：
ORA-12154：TNS：couldnot resolve service name
Which network configuration files would you look into to resolve this error？（）

A.snmp.ora
B.names.ora
C.spfile.ora
D.sqlnet.ora
E.listener.ora
F.tnsnames.ora

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Your Supportcenter.cn database is in ARCHIVELOG mode. The data file that belongs to the SYSTEM tablespace has become corrupted. Up to what point can you recover the database？（）

你可能感興趣的試題

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