单项选择题
A. modify the HASH_AREA_SIZE initialization parameter
B. modify the PGA_AGGREGATE_TARGET initialization parameter
C. modify the WORK_AREASIZE_POLICY initialization parameter
D. increase the value of the SGA_TARGET initialization parameter
E. increase the value of the SGA_MAX_SIZE initialization parameter
F. increase the value of the SORT_AREA_SIZE initialization parameter
单项选择题 UsingOracleScheduleryouhavescheduledtwojobs，JOB_AandJOB_B，torunat9：00p.m.everyFriday.Youwantboththejobstouseasingleresourceplan，WEEKEND_PLAN.Whichtaskmusthavealreadybeenperformedtoenableyoutoachievethisobjective？（）
单项选择题 You decided to change the location of the flash recovery area. You executed the following command： ALTER SYSTEM SET DB_RECOVERY_FILE_DEST=’+disk1’ SCOPE=BOTH SID=’*’； Which statement is true？（）
单项选择题 Intheparameterfileofyourproductiondatabase，theCONTROL_FILE_RECORD_KEEP_TIMEparameterissetto31.WhatwouldbetheimpactofthissettingonthebackupthatisbeingperformedbyusingRecoveryManager（RMAN）？（）