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interfaceAnimal{voidsoundOff();}classElephantimplementsAnimal{publicvoidsoundOff(){System.out.println(Trumpet”);}}classLionimplementsAnimal{publicvoidsoundOff(){System.out.println(Roar”);}}classAlpha1{staticAnimalget(Stringchoice){if(choice.equalsIgnoreCase(meateater”)){returnnewLion();}else{returnnewElephant();}}}Whichcompiles?()

A.newAnimal().soundOff();

B.Elephante=newAlpha1();

C.Lion1=Alpha.get(“meateater”);

D.newAlpha1().get(“veggie”).soundOff();


参考答案

更多 “ interfaceAnimal{voidsoundOff();}classElephantimplementsAnimal{publicvoidsoundOff(){System.out.println(Trumpet”);}}classLionimplementsAnimal{publicvoidsoundOff(){System.out.println(Roar”);}}classAlpha1{staticAnimalget(Stringchoice){if(choice.equalsIgnoreCase(meateater”)){returnnewLion();}else{returnnewElephant();}}}Whichcompiles?()A.newAnimal().soundOff();B.Elephante=newAlpha1();C.Lion1=Alpha.get(“meateater”);D.newAlpha1().get(“veggie”).soundOff(); ” 相关考题
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