单项选择题

A classgames.cards.PokeriscorrectlydefinedinthejarfilePoker.jar.AuserwantstoexecutethemainmethodofPokeronaUNIXsystemusingthecommand：javagames.cards.Poker Whatallowstheusertodothis？（）

A.putPoker.jarindirectory/stuff/java，andsettheCLASSPATHtoinclude/stuff/java
B.putPoker.jarindirectory/stuff/java，andsettheCLASSPATHtoinclude/stuff/java/*.jar
C.putPoker.jarindirectory/stuff/java，andsettheCLASSPATHtoinclude/stuff/java/Poker.jar
D.putPoker.jarindirectory/stuff/java/games/cards，andsettheCLASSPATHtoinclude/stuff/java

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Youneedtoensurethatthereisadequatebandwidthavailabletomeettheservice－levelagreementrequirements.Whichactionoractionsshouldyouperform?（）

单项选择题

YouareaDatabaseAdministratorwithTXGlobal.YouuseapasswordfiletoestablishremoteconnectionstotheHRdatabaseontheserverlocatedatthehomeoffice.Currently，twoactiveremotesessionsexisttothisdatabase.ThesesessionswereestablishedusingtheSYSDBAprivilegefromtheremotemachines.Youaccidentallydeletedthepasswordfile.Whatwillbetheconsequenceofthisaction？（）A.Boththesessionswillbekilled，andnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilege.B.Boththesessionswillremainactive，butnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilege.C.Boththesessionswillbekilled，butnewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilegewhenthedatabaserestarts.D.Thedatabasewillcrash，andnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilegewhenthedatabaserestarts.

A.YouuseapasswordfiletoestablishremoteconnectionstotheHRdatabaseontheserverlocatedatthehomeoffice.Currently，twoactiveremotesessionsexisttothisdatabase.ThesesessionswereestablishedusingtheSYSDBAprivilegefromtheremotemachines.Youaccidentallydeletedthepasswordfile.Whatwillbetheconsequenceofthisaction？（）
A.Boththesessionswillbekilled，andnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilege.
B.Boththesessionswillremainactive，butnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilege.
C.Boththesessionswillbekilled，butnewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilegewhenthedatabaserestarts.
D.Thedatabasewillcrash，andnonewsessionswillbecreatedusingtheSYSDBAorSYSOPERprivilegewhenthedatabaserestarts.