单项选择题
A.OracleSIDsonly
B.Oracle homes only
C.Oracle install timestamp
D.Oracle inventory pointer files
E.Oracle database creation timestamp
F.OracleSIDsand Oracle homes only
G.OracleSIDs， Oracle homes and flag for auto startup
单项选择题 You work as a database administrator for Certkiller .com. In your Oracle database10g installation you have set ORACLE_BASE to /u01/app/oracle. Which objective will be achieved by this setting？（）
单项选择题 YouworkasadatabaseadministratorforCertkiller.com.YoufindthatuserswithDBAroleareusingmoreCPUresourcesthanwhatisallocatedintheirprofiles.Whichactionwouldyoutaketoensurethatresourceslimitsareimposedontheseusers？（）
单项选择题 YouworkasadatabaseadministratorforCertkiller.com.TheUNDO_RETENTIONparameterinyourdatabaseissetto1000andundoretentionisnotguaranteed.Whichstatementregardingretentionofundodataiscorrect？（）