单项选择题
A. The SQL trace facility will generate the performance statistics for all the SQL statements for an instance and write them in the USER_DUMP_DEST directory.
B. The SQL trace facility will generate the performance statistics for all the SQL statements for a session and write them in the USER_DUMP_DEST directory.
C. The SQL trace facility will generate the performance statistics for all the SQL statements for an instance and write them in the BACKGROUND_DUMP_DEST directory.
D. The SQL trace facility will generate the performance statistics for all the SQL statements for a session and write them in the BACKGROUND_DUMP_DEST directory.
单项选择题 YouaremaintaininganOLTPdatabaseinOracle10g.YousetthevalueoftheLOG_ARCHIVE_TRACEparametertozero.Whatistheimpactofthissetting？（）
单项选择题 YouaremaintaininganOLTPdatabaseinOracle10g.Youfindthatthedatabaseisgeneratingalargenumberoftracefiles.YoudecidetodisablethetracefilesgeneratedbytheARCnbackgroundprocess.WhichactionwillenableyoutodisablethetracefilesgeneratedbytheARCnbackgroundprocess？（）
单项选择题 You have created a locally managed tablespace by issuing the following command： CREATE TABLESPACE data1 DATAFILE ’data1_file1.dbf’ SIZE 10M AUTOEXTEND ON MAXSIZE UNLIMITED； For the DATA1 tablespace， you have set the warning level alert limit to 70 percent. In which situation will a warning level alert be generated？（）