Giventhescriptcreatescriptdb_backup_datafile_script{backupdatafileand1,and2plusarchivelogdeleteinput

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A.ThescriptwillfailsinceyouinstructedRMANtobackuponlyonedatafileratherthantwo

B.Thescriptwillsuccessfullybackupdatafile3withouterror

C.Thescriptwillfailsinceitusesasubstitutionvariablewhichisnotsupported

D.Theexecutescriptcommandwillpromptforthevalueofand2sinceit’snotincludedinthecommand

E.Thescriptwillfailbecauseyoucannotusetheplusarchivelogcommandwhenbackingup

参考答案:

参考D

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