BasedonthefollowingoutputinR1,whichstatementistrue?() A.Ifalabeledpacketarriveswiththetopmostlabelof17，itwillbereplacedwithlabel19andsentouton Ethernet0/0interface.B.Ifalabeledpacketarriveswiththetopmostlabelof19，itwillbereplacedwithlabel17andsentouton Ethernet0/0interface.C.Ifalabeledpacketarriveswiththetopmostlabelof17，allthelabelswillberemovedandaclearIP PacketissenttoNextHop192.168.0.14onEthernet0/0.D.Noneoftheabove.
BasedonthefollowingoutputinR1,whichstatementistrue?()
A.Ifalabeledpacketarriveswiththetopmostlabelof17，itwillbereplacedwithlabel19andsentouton Ethernet0/0interface.
B.Ifalabeledpacketarriveswiththetopmostlabelof19，itwillbereplacedwithlabel17andsentouton Ethernet0/0interface.
C.Ifalabeledpacketarriveswiththetopmostlabelof17，allthelabelswillberemovedandaclearIP PacketissenttoNextHop192.168.0.14onEthernet0/0.
D.Noneoftheabove.
相关考题：
Giventhatthecurrentdirectoryisempty,andthattheuserhasreadandwriteprivilegestothecurrentdirectory,andthefollowing:Whichstatementistrue?() A.Compilationfails.B.Nothingisaddedtothefilesystem.C.Onlyanewfileiscreatedonthefilesystem.D.Onlyanewdirectoryiscreatedonthefilesystem.E.Bothanewfileandanewdirectoryarecreatedonthefilesystem.
GivenaportionofavalidJavaEEwebapplication’sdirectorystructure：MyApp||--File1.html||--Directory1||--File2.html||--META-INF|--File3.htmlYouwanttoknowwhetherFile1.html，File2.html，and/orFile3.htmlwillbedirectlyaccessiblebyyourwebclient’sbrowsers.Whichstatementistrue？（）A.Allthreefilesaredirectlyaccessible.B.OnlyFile1.htmlisdirectlyaccessible.C.OnlyFile2.htmlisdirectlyaccessible.D.OnlyFile3.htmlisdirectlyaccessible.E.OnlyFile1.htmlandFile2.htmlaredirectlyaccessible.
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publicclassX{publicstaticvoidmain(String[]args){byteb=127;bytec=126;byted=b＋c;}}Whichstatementistrue?() A.Compilationsucceedsanddtakesthevalue253.B.Line5containsanerrorthatpreventscompilation.C.Line5throwsanexceptionindicating“Outofrange”D.Line3and4containerrorthatpreventcompilation.E.Thecompilationsucceedsanddtakesthevalueof1.
publicclassMycircle{publicdoubleradius;publicdoublediameter;publicvoidsetRadius(doubleradius)this.radius=radius;this.diameter=radius*2;}publicdoublegetRadius(){returnradius;}Whichstatementistrue?() A.TheMycircleclassisfullyencapsulated.B.ThediameterofagivenMyCircleisguaranteedtobetwiceitsradius.C.Lines6and7shouldbeinasynchronizedblocktoensureencapsulation.D.TheradiusofaMyCircleobjectcanbesetwithoutaffectingitsdiameter.
packagefoo;publicclassOuter{publicstaticclassInner{}}Whichstatementistrue?() A.Compilationfails.B.AninstanceoftheInnerclasscanbeconstructedwith“newOuter.Inner（）”.C.AninstanceoftheInnerclasscannotbeconstructedoutsideofpackagefoo.D.AninstanceoftheInnerclasscanbeconstructedonlyfromwithintheOuterclass.E.Fromwithinthepackagefoo，andinstanceoftheInnerclasscanbeconstructedwith“newInner（）”.
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publicclassX{publicstaticvoidmain(Stringargs){byteb=127;bytec=126;byted=b＋c;}}Whichstatementistrue?() A.Compilationsucceedsanddtakesthevalue253.B.Line5containsanerrorthatpreventscompilation.C.Line5throwsanexceptionindicating“Outofrange”D.Line3and4containerrorthatpreventcompilation.E.Thecompilationsucceedsanddtakesthevalueof1.
Youdecidedtochangethelocationoftheflashrecoveryarea.Youexecutedthefollowingcommand:Whichstatementistrue?() A.Thelocationcanbechangedonlyiftheflashrecoveryareaisempty.B.Afterexecutingthecommand，allnewflashrecoveryareafileswillbecreatedinthenewlocation.C.Thecommandwillgenerateanerrorbecauseyoucannotchangetheflashrecoveryareawhilethedatabaseisopen.D.Alltheexistingfilesintheflashrecoveryareawillbemovedtothenewlocation，andallnewFlashRecoveryAreafileswillbecreatedinthenewlocation.
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