A.隐蔽执法行为侵犯人权
B.交警不能因为不得已而知法犯法
C.某些律师的观点是错误的
D.交警便衣执勤是违法行为
第1题
A.Adone
B.Bdone
C.AdoneBdone
D.BdoneAdone
E.Thereisnoexceptionthattheapplicationwillprintanything.
F.Theapplicationoutputs“Adone”and“Bdone”,innoguaranteedorder.
第2题
A.Compilationfails.
B.Theprogramprintspairsofvaluesforxandythatmightnotalwaysbethesameonthesameline(forexample,“x=2,y=1”).
C.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”). Inaddition,eachvalueappearsonlyonce(forexample,“x=1,y=1”followedby“x=2,y=2”). Thethreadnameatthestartofthelineshowsthatboththreadsareexecutingconcurrently.
D.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”). Inaddition,eachvalueappearsonlyonce(forexample,“x=1,y=1”followedby“x=2,y=2”). Thethreadnameatthestartofthelineshowsthatonlyasinglethreadisactuallyexecuting.
第3题
A.AAA
B.BBB
C.Compilationfails.
D.Thecoderunswithnooutput.
第4题
A.Compilationfails.
B.Anexceptionisthrown.
C.Thewait()methodhasnoeffect.
D.ThreadXreceivesthelockimmediately.
E.ObjectAmovesthethreadtothewaitpool.
第5题
A.checkcanneverreturntrue.
B.checkcanreturntruewhensetXYiscalledbymultiplethreads.
C.checkcanreturntruewhenmultiplethreadscallsetXandsetYseparately.
D.checkcanreturntrueonlyifSyncTestischangedtoallowxandytobesetseparately.
第6题
A.Compilationfails.
B.AninstanceoftheInnerclasscanbeconstructedwith“newOuter.Inner()”.
C.AninstanceoftheInnerclasscannotbeconstructedoutsideofpackagefoo.
D.AninstanceoftheInnerclasscanbeconstructedonlyfromwithintheOuterclass.
E.Fromwithinthepackagefoo,andinstanceoftheInnerclasscanbeconstructedwith“newInner()”.
第7题
A.Compilationfails.
B.hellofroma
C.hellofromb
D.hellofrombhellofroma
E.hellofromahellofromb
第8题
A.Performanceofclassmethodsisimproved.
B.Implementationdetailsoftheclassarehidden.
C.Accessmodifierscanbeomittedonclassdatamembers.
D.Codethatusestheencapsulationclasscanaccessdatamembersdirectly.
E.Internaloperationoftheclasscanbemodifiedwithoutimpactingclientsofthatclass.
第9题
A.1
B.2
C.Anexceptionisthrownatruntime.
D.Compilationfailsbecauseofanerrorinline8.
E.Compilationfailsbecauseofanerrorinline14.
第10题
A.floatgetVar(){returnx;}
B.publicfloatgetVar(){returnx;}
C.publicdoublegetVar(){returnx;}
D.protectedfloatgetVar(){returnx;}
E.publicfloatgetVar(floatf){returnf;}
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