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10.interfaceJumper{publicvoidjump（）；}......20.classAnimal{}......30.classDogextendsAnimal{31.Tailtail；32.}......40.classBeagleextendsDogimplementsJumper{41.publicvoidjump（）{}42.}.......50.classCatimplementsJumper{51.publicvoidjump（）{}52.}Whichthreearetrue？（）
A.Catis-aAnimal
B.Catis-aJumper
C.Dogis-aAnimal
D.Dogis-aJumper
E.Cathas-aAnimal
F.Beaglehas-aTail
G.Beaglehas-aJumper
参考答案
更多 “ 10.interfaceJumper{publicvoidjump（）；}......20.classAnimal{}......30.classDogextendsAnimal{31.Tailtail；32.}......40.classBeagleextendsDogimplementsJumper{41.publicvoidjump（）{}42.}.......50.classCatimplementsJumper{51.publicvoidjump（）{}52.}Whichthreearetrue？（）A.Catis-aAnimalB.Catis-aJumperC.Dogis-aAnimalD.Dogis-aJumperE.Cathas-aAnimalF.Beaglehas-aTailG.Beaglehas-aJumper ” 相关考题
考题
Given：10.interfaceJumper{publicvoidjump（）；}...20.classAnimal{}...30.classDogextendsAnimal{31.Tailtail；32.}...40.classBeagleextendsDogimplementsJumper{41.publicvoidjump（）{}42.}...50.classCatimplementsJumper{51.publicvoidjump（）{}52.}.Whichthreearetrue？（）A.Catis-aJumperB.Catis-aAnimalC.Dogis-aJumperD.Dogis-aAnimalE.Beaglehas-aJumperF.Cathas-aAnimalG.Beaglehas-aTail
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