单项选择题
A.A direct-load insert can be invoked by suing the APPEND hint.
B.Inserting using the NOLOGGING option is the default for direct-load inserts.
C.All data loaded using direct-load insert is loaded below the high-water mark.
D.An object that is modifies using parallel direct-load can be queried within the same Transaction.
多项选择题 AwebbrowsercanconnectdirectlytoanOracleserverusingwhichtwo？（）
单项选择题 WhichRMANcommanddoyouusetoverifythattheRMANrepositoryinformationissynchronizedwiththeactualfilesthatexistondisk？（）
多项选择题 You issue this RMAN command： RMAN> create script Level0Backup { backup incremental level 0 format ‘/u01/db01/backup/%d_%_Sp’ fileperset 5 （database include current controlfile）； sql ‘alter database archive log current’； } Which three statements are true about the Level0Backup script you just created？（）