publicclassSwitchTest{publicstaticvoidmain（Stringargs）{System.out.PrintIn（value=”+switchIt（4））；}publicstaticintswitchIt（intx）{intj=1；switch（x）{case1：j++；case2：j++；case3：j++；case4：j++；case5：j++；default：j++；}returnj+x；}}Whatistheoutputfromline3？（）A.Value=3B.Value=4C.Value=5D.Value=6E.Value=7F.Value=8
publicclassSwitchTest{publicstaticvoidmain（Stringargs）{System.out.PrintIn（value=”+switchIt（4））；}publicstaticintswitchIt（intx）{intj=1；switch（x）{case1：j++；case2：j++；case3：j++；case4：j++；case5：j++；default：j++；}returnj+x；}}Whatistheoutputfromline3？（）
A.Value=3
B.Value=4
C.Value=5
D.Value=6
E.Value=7
F.Value=8
相关考题：
1.publicclassSwitchTest{2.publicstaticvoidmain（String[]args）{3.System.out.PrintIn（value=”+switchIt（4））；4.}5.publicstaticintswitchIt（intx）{6.intj=1；7.switch（x）{8.case1：j++；9.case2：j++；10.case3：j++；11.case4：j++；12.case5：j++；13.default：j++；14.}15.returnj+x；16.}17.}Whatistheoutputfromline3？（）A.Value=3B.Value=4C.Value=5D.Value=6E.Value=7F.Value=8
publicclassTest{publicstaticvoidleftshift(inti,intj){i=j;}publicstaticvoidmain(Stringargs[]){inti=4,j=2;leftshift(i,j);System.out.printIn(i);}}Whatistheresult?() A.2B.4C.8D.16E.Thecodewillnotcompile.
publicclassSwitchTest{publicstaticvoidmain（String[]args）{System.out.println（value=+switchIt（4））；}publicstaticintswitchIt（intx）{intj=1；switch（x）{case1：j++；case2：j++；case3：j++；case4：j++；case5：j++；default：j++；}returnj+x；}}Whatistheresult？（）A.value=3B.value=4C.value=5D.value=6E.value=7F.value=8
publicclassTest{publicstaticvoidmain(Stringargs){stringfoo=blue”;stringbar=foo;foo=green”;System.out.printIn(bar);}}Whatistheresult?() A.Anexceptionisthrown.B.Thecodewillnotcompile.C.Theprogramprints“null”D.Theprogramprints“blue”E.Theprogramprints“green”
publicclassFooimplementsRunnable(publicvoidrun(Threadt){system.out.printIn(Running.”);}publicstaticvoidmain(Stringargs){newthread(newFoo()).start();})Whatistheresult?() A.Anexceptionisthrown.B.Theprogramexistswithoutprintinganything.C.Anerroratline1causescompilationtofail.D.Anerroratline6causesthecompilationtofail.E.“Running”isprintedandtheprogramexits.
publicclassTest{publicstaticvoidleftshift(inti,intj){i=j;}publicstaticvoidmain(Stringargs){inti=4,j=2;leftshift(i,j);System.out.printIn(i);}}Whatistheresult?() A.2B.4C.8D.16E.Thecodewillnotcompile.
importjava.io.IOException；publicclassExceptionTest（publicstaticvoidmain（Stringargs）try（methodA（）；）catch（IOExceptione）（system.out.printIn（CaughtIOException”）；）catch（Exceptione）（system.out.printIn（CaughtException”）；））publicvoidmethodA（）{thrownewIOException（）；}Whatistheresult？（）A.Thecodewillnotcompile.B.Theoutputiscaughtexception.C.TheoutputiscaughtIOException.D.Theprogramexecutesnormallywithoutprintingamessage.
publicclassfoo{publicstaticvoidmain(stringargs)try{return;}finally{system.out.printIn(Finally”);}}Whatistheresult?() A.Theprogramrunsandprintsnothing.B.Theprogramrunsandprints“Finally”C.Thecodecompiles，butanexceptionisthrownatruntime.D.Thecodewillnotcompilebecausethecatchblockismissing.
publicclassfoo{publicstaticvoidmain(Stringargs){Strings;system.out.printIn(s=”＋s);}}Whatistheresult?() A.Thecodecompilesand“s=”isprinted.B.Thecodecompilesand“s=null”isprinted.C.Thecodedoesnotcompilebecausestringsisnotinitialized.D.Thecodedoesnotcompilebecausestringscannotbereferenced.E.Thecodecompiles，butaNullPointerExceptionisthrownwhentoStringiscalled.