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單項選擇題

You are creating tablespaces in Oracle. Which of the following keywords or clauses permits the datafiles of a database to grow automatically in order to accommodate data growth?（）

A.DEFAULT STORAGE
B.EXTENT MANAGEMENT
C.AUTOEXTEND
D.DATAFILE

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單項選擇題

You have implemented OMF for redo log management. Which of the following choices reflects a log filename that might be employed when OMF is enabled?（）

A.log01.log
B.logORCL01.log
C.1_2.logALTER ROLLBACK SEGMENT
D.ora_1_asdf1234.log

單項選擇題

Which of the following operations does not require Oracle to store information in an UNDO segments as part of the transaction?（）

A.INSERT
B.SELECT
C.UPDATE
D.DELETE