单项选择题
A. Increase the value of the FAST_START_MTTR_TARGET initialization parameter.
B. Increase the value of the DB_RECOVERY_FILE_DEST_SIZE parameter.
C. Increase the value of the PGA_AGGREGATE_TARGET initialization parameter.
D. Increase the value of the SGA_TARGET initialization parameter.
单项选择题 YouareworkingasaDBAinanorganization.Theflashrecoveryareafilesarecreatedin’+disk1’.Youwanttocreatenewflashrecoveryareafilesinthe’+disk2’location.Thenewlocationoftheflashrecoveryareafilesshouldbewritteninthecontrolfileandthespfile.Whichcommandwillyouissuetochangethelocationoftheflashrecoveryareafiles？（）
单项选择题 YouaremaintainingtheSALESdatabaseforanorganization.YouhaveenabledtheFlashbackDatabasefeatureandwanttoestimatetheflashbackspacerequiredforfutureoperations.Whichviewwouldyouquerytoestimatetheflashbackspacerequired？（）
单项选择题 WhichbackgroundprocesssequentiallywritesFlashbackDatabasedatafromtheflashbackbuffertotheFlashbackDatabaselogs？（）