TCP service is obtained by having both the sender and the receiver create end points, which are calledA.network addressB.supernet addressC.socketD.IP address

TCP service is obtained by having both the sender and the receiver create end points, which are called

A.network address

B.supernet address

C.socket

D.IP address


相关考题:

195 The person sending a message is NOT influenced by which of the followingA. sender's credibilityB. receiver's assumptionsC. receiver's evaluative and tendencyD. receiver's attitude and needsE. sender's knowledge

77 The person sending a message is NOT influenced by which of the followingA. sender's credibilityB. receiver's assumptionsC. receiver's evaluative and tendencyD. receiver's attitude and needsE. sender's knowledge

在直接通信方式中,系统提供的发送原语是A.send(receiver,message)B.send(sender,message)C.send(sender,receiver)D.send(receiver,sender)

Youhavecreatedaresourceplan,DAY.Youexecutethefollowingcode:SQLBEGINDBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE(PLAN=’DAY’,COMMENT=’DEPARTMENTSPLAN’,GROUP_OR_SUBPLAN=’DEPARTMENTS’,CPU_P1=0);END;Then,youissuethefollowingcode:SQLBEGINDBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE(PLAN=’DAY’,COMMENT=’DEPARTMENTSPLAN’,GROUP_OR_SUBPLAN=’DEVELOPERS’,CPU_P2=100);END;Whatwillbetheimpactofexecutingtheabovecode?()

YouareworkingasaDBAinanorganization.Theflashrecoveryareafilesarecreatedin’+disk1’.Youwanttocreatenewflashrecoveryareafilesinthe’+disk2’location.Thenewlocationoftheflashrecoveryareafilesshouldbewritteninthecontrolfileandthespfile.Whichcommandwillyouissuetochangethelocationoftheflashrecoveryareafiles?()A.ALTERSYSTEMSETDB_RECOVERY_FILE_DEST=’+disk2’;B.ALTERSYSTEMSETDB_RECOVER_FILE_DEST=’+disk2’SCOPE=BOTH;C.ALTERSYSTEMSETDB_CREATE_FILE_DEST=’+disk2’;D.ALTERSYSTEMSETDB_CREATE_ONLINE_LOG_DEST_n=’+disk2’;

ASA/PIXversion7.0introducedModularPolicyFramework(MPF)asanextensiblewaytoclassifytraffic,andthenapplypolicies(oractions)tothattraffic.MPFataminimum requireswhichthreecommands?() A.http-map,tcp-map,class-mapB.class-map,tcp-map,policy-mapC.class-map,policy-map,service-mapD.class-map,service-policy,policy-map

请判断下列代码在程序关闭时,正确的对象释放顺序TMybutton=class(Tbutton)ProtectedDestructor Destroy;override;End;…………destructor TMyButton.Destroy;Begininherited;Application.MessageBox(PChar(Name),’Destroy’,mb_ok);end;var AButton,BButton:TMyButton;procedure TForm1.FormCreate(Sender:TObject);beginAbutton:=TmyButton.Create(Nil);With AButton dobeginParent:=form1;Top:=100;Left:=100;Visible:=True;Name:=’ABtn’;end;BButton:=TMyButton.Create(Application);With BButton dobeginParent:=Form1;Top:=100;Left:=200;Visible:=True;Name:=’BBtn’;end;procedure TForm1.FormDestroy(Sender:TObject);begin…………end;A.BButton.Destroy-Form1.Destroy-AButton.DestroyB.上述都不对,应该手工调用 Abutton.free,否则会造成AButton没有释放的错误C.Form1.Destroy-AButton.Destroy-BButton.DestroyD.AButton.Destroy-Form1.Destroy-BButton.Destroy

请看代码,回答下面的问题。TypeTMammal=ClassProcedure Walk;…..end;{end of TManmml}procedure TMammal.Walk;beginShowMessage(‘Result is Mammal Walk’);end;TDog=Class(TMammal)Procedure Walk;end;procedure TDog.Walk;beginShowMessage(‘Result is Dog Walk’);end;varMammal:TMammal;dog:TDog;beginMammal:=TDog.Create;Mammal.Walk;Mammal.Free;end;上面代码中,最后的输出结果是:( )A.‘Result is Dog Walk’B.‘Result ia Mannal Walk’

下面三个类型转换操作中,哪一句是不正确的?( )Procedure Tform1.AbuttonClick(Sender:TObject);Begin……end;A.(Sender is TButton).Caption:=’Button’B.TButton(Sender).Caption:=’Button’C.(Sender As TButton).Caption:=’Button’

对错题(请输入:对或错) Android的四大组件包括Activity、Service、ContentProvider和Receiver。