A.修理厂构成违约,因为其未经许可便将修理工作交由第三人完成
B.修理厂不构成违约,因为其未将主要工作交由第三人完成
C.老张可以要求修理厂承担违约责任
D.老张将汽车交给修理厂时,汽车所有权转移至修理厂
第1题
A.Anerroratline11causescompilationtofail.
B.Errorsatlines7and8causecompilationtofail.
C.Theprogramprintspairsofvaluesforxandythatmightnotalwaysbethesameonthesameline(forexample,“x=2,y=1”)
D.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”.Inaddition,eachvalueappearstwice(forexample,“x=1,y=1”followedby“x=1,y=1”)
E.Theprogramprintspairsofvaluesforxandythatarealwaysthesameonthesameline(forexample,“x=1,y=1”.Inaddition,eachvalueappearstwice(forexample,“x=1,y=1”followedby“x=2s,y=2”)
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
classFoo{
privateintx;
publicFoo(intx){this.x=x;}
publicvoidsetX(intx){this.x=x;}
publicintgetX(){returnx;}
}
publicclassGamma{
staticFoofooBar(Foofoo){
foo=newFoo(100);
returnfoo;
}
publicstaticvoidmain(String[]args){
Foofoo=newFoo(300);
System.out.print(foo.getX()+-);
FoofooFoo=fooBar(foo);
System.out.print(foo.getX()+-);
System.out.print(fooFoo.getX()+-);
foo=fooBar(fooFoo);
System.out.print(foo.getX()+-);
System.out.prmt(fooFoo.getX());
}
}
Whatistheoutputofthisprogram?()
第4题
A.Fred
B.Tom
C.不一定
D.错误
第5题
A.checkcanneverreturntrue.
B.checkcanreturntruewhensetXYiscalledbymultiplethreads.
C.checkcanreturntruewhenmultiplethreadscallsetXandsetYseparately.
D.checkcanreturntrueonlyifSyncTestischangedtoallowxandytobesetseparately.
第6题
A.Fred
B.Tom
C.不一定
D.错误
第7题
A.x
B.y
C.i
D.j
第8题
A.x
B.y
C.i
D.j
第9题
A.Check()canneverreturntrue.
B.Check()canreturntruewhensetXYiscalledbymultiplethreads.
C.Check()canreturntruewhenmultiplethreadscallsetXandsetYseparately.
D.Check()canonlyreturntrueifSyncTestischangedtoallowxandytobesetseparately.
第10题
A.Check()canneverreturntrue.
B.Check()canreturntruewhensetXYiscalledbymultiplethreads.
C.Check()canreturntruewhenmultiplethreadscallsetXandsetYseparately.
D.Check()canonlyreturntrueifSyncTestischangedtoallowxandytobesetseparately.
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