单项选择题
A. Oracle Migration Assistant
B. Recovery Manager （RMAN）
C. Oracle Data Pump Export and Import
D. conventional Oracle Export and Import
E. operating system utilities to copy the files to the ASM instance
单项选择题 TheDB_BLOCK_CHECKINGinitializationparameterissettoTRUE.Whatwouldbetheresultofthissettingonthedatablocksbeingwrittentothedatafiles，everytimetheDBWnwrites？（）
单项选择题 YouworkasadatabaseadministratoratCertkiller.com.YourproductiondatabaseusesanAutomaticStorageManagement（ASM）instancetomanageitsfiles.YouwanttoaddanewdiskgrouptotheASMinstancetomanagetheincreaseddataload.WhatactionwouldyouperformtoincludethenewdiskgroupintheASMinstancewithoutcausinganyimpactonthecurrentlyconnectedusers？（）
单项选择题 Exhibit， One of the important tables in the USERStablespace was dropped and purged from the recycle bin at 9：00 a.m. You noticed this at 11：00 a.m. and you want to perform an incomplete recovery to recover the table. Which statement is true？（）