多項選擇題

Which two statements about bigfile tablespaces are true？（）

A.The bigfile tablespace have only one data file.
B.The segment space management is automatic.
C.The extent management is dictionary managed.
D.The database can have only one bigfile tablespace.
E.The bigfile tablespace can be converted to a smallfile tablespace.

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單項選擇題

Which statement is true about the loss of system-critical data files in ARCHIVELOG mode？（）

A.The data files can be recovered till the last committed transaction.
B.The data files can be recovered without shutting down the database.
C.The data file is taken offline automatically； the database remains open.
D.The data files can be recovered to the time of the most recent backup.

單項選擇題

You executed the following command to start the database：
SQL> STARTUP
ORACLE instance started.
Total System Global Area 281018368 bytes
Fixed Size 789000 bytes
Variable Size 229635576 bytes
Database Buffers 50331648 bytes
Redo Buffers 262144 bytes
ORA-00205： error in identifying controlfile， check alert log for more info
Which view would you query at this stage to investigate this missing control file？（）

A.V$INSTANCE
B.V$CONTROLFILE
C.DBA_CONTROL_FILES
D.V$DATABASE_PROPERTIES
E.V$CONTROLFILE_RECORD_SECTION

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Which two statements about bigfile tablespaces are true？ （）

你可能感興趣的試題

Which statement is true about the loss of system-critical data files in ARCHIVELOG mode？（）

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Which two statements about bigfile tablespaces are true？（）