单项选择题
A.Data blocks have to be written more frequently by DBWR.
B.Redo blocks have to be written more frequently by LGWR.
C.You need to substantially increase the size of your database buffer cache to hold the additional checkpoint records.
D.You need to substantially increase the size of your redo buffer cache to hold the additional checkpoint records.
单项选择题 You are attempting to create an Oracle-Managed Files （OMF） tablespace in a production database with the following statement and receive the following error message： CREATE TABLESPACE tbsl； ORA-02199： missing DATAFILE/TEMPFILE clause oerr ora 2199 02199， 00000， “missing DATAFILE/TEMPFILE clause” *Cause： A CREATE TABLESPACE statement has no DATAFILE/TEMPFTLE clause. *Action： specify DATAFILE/TEMPFILE clause. What is the corrective action to create the OMF based tablespace？（）
单项选择题 WhattypeofprotectionisimplementedwhentheDBAissuestheALTERDATABASESETSTANDBYDATABASEPROTECTED；command？（）
单项选择题 WhatisthenewOracleSharedServer?（）