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题目内容 (请给出正确答案)

classGuy{Stringgreet(){returnhi}}classCowboyextendsGuy{Stringgreet(){returnhowdy”}}classSurferextendsGuy{Stringgreet(){returndudel”}}classGreetings{publicstaticvoidmain(string[]args){Guy[]guy={newGuy(),newCowboy(),newSurfer()};for(Guy0:guys)System.out.print(g.green());}}结果为:

A.运行时异常被输出

B.第7行出现一个错误,编译失败

C.第8行出现一个错误,编译失败

D.hihihi

E.hihawdydoude


参考答案

更多 “ classGuy{Stringgreet(){returnhi}}classCowboyextendsGuy{Stringgreet(){returnhowdy”}}classSurferextendsGuy{Stringgreet(){returndudel”}}classGreetings{publicstaticvoidmain(string[]args){Guy[]guy={newGuy(),newCowboy(),newSurfer()};for(Guy0:guys)System.out.print(g.green());}}结果为:A.运行时异常被输出B.第7行出现一个错误,编译失败C.第8行出现一个错误,编译失败D.hihihiE.hihawdydoude ” 相关考题
考题 classGuy{Stringgreet(){returnhi;}}classCowboyextendsGuy{Stringgreet(){returnhi;}}classCowboyextendsGuy{Stringgreet(){returnhowdy;}}classWranglerextendsCowboy{Stringgreet(){returnouch!;}}classGreetings2{publicstaticvoidmain(String[]args){Guyg=newWrangler();Guyg2=newCowboy();Wranglerw2=newWrangler();System.out.print(g.greet()+g2.greet()+w2.greet());}}结果是什么?()A.hihiouch!B.hihowdyouch!C.ouch!howdyouch!D.编译失败

考题 现有:classGuy{Stringgreet(){returnhi;}}classCowboyextendsGuy{Stringgreet(){return.howdy;}}classWranglerextendsCowboy{Stringgreet(){returnorch!;}}classGreetings2{publicstaticvoidmain(String[]args){Guyg=newWrangler();Guyg2=newCowboy();Wranglerw2=newWrangler();System.out.print(g.greet()+g2.greet()+w2.greet());}}结果是什么?()A.hihiouch!B.ouch!howdyouch!C.hihowdyouch!D.编译失败E.运行的咐候有异常抛出

考题 现有:classGuy{Stringgreet(){returnhi;}}classCowboyextendsGuy(Stringgreet()(returnhowdy;))classSurferextendsGuy(Stringgreet()(returndude!;))classGreetings{publicstaticvoidmain(String[]args){Guy[]guys=(newGuy(),newCowboy(),newSurfer());for(Guyg:guys)System.out.print(g.greet()};}}结果为:()A.hihowdydude!B.运行时异常被抛出。C.第7行出现一个错误,编译失败。D.第8行出现一个错误,编译失败。