题目内容

YouarepartoftheDBAteamworkingforamultinationalbank.Theteamisresponsibleforperformingadministrativetasksonthedatabaseserverlocatedatthehomeoffice.ThedatabaseserveratthehomeofficehasaproductiondatabaseandatestdatabasenamedTESTDB.Thetestdatabaseisprimarilyusedfortestingdatabasecommandsandconfigurationsettingsbeforimplementingthesesettingsontheproductiondatabase.Thetestdatabaseisalsousedforthedevelopmentofdatabaseapplications.YouhavebeenaskedbytheseniorDBAtogranttheSYSDBAprivilegetoanewteammember，John，sothathecanperformsomeadministrativetasks，suchasshutdownandstartupoperations，onTESTDB.YouusethepasswordfiletoconfigureremoteauthenticationontheTESTDBdatabase.Youexecutethefollowingstatementtograntthe SYSDBAprivilegetoJohn：
SQL＞GRANTSYSDBATOjohn；
However，youreceivethefollowingerror：
ORA-01996：GRANTfailed：passwordfile
’c：\oracle\ora9i\dbs\testdb.pwd’isfull
Whichactionshouldyoutaketoaddtheuserjohntothepasswordfilewithoutremovinganyoftheexistingusers？（）

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