单项选择题
Flushing dirty buffers out of the buffer cache is influenced to the greatest extent by which of the following process?（）
A.ARCH B.SMON C.LGWR D.SERVER
单项选择题 WhichcomponentoftheSGAstoresparsedSQLstatementsisusedforprocesssharing?（）
单项选择题 TheuseristryingtoexecuteaSELECTstatement.Whichofthefollowingbackgroundprocesseswillobtaindatafromadiskfortheuser?（）
