問題詳情
第19題Which Man class properly represents the relationship "Man has a best friend who is a Dog"?
(A) class Man extends Dog{}
(B) class Man implements Dog{}
(C) class Man{private BestFriend dog;}
(D) class Man{private Dog bestFriend;}
(E) class Man{private Dog;}F. class Man{private BestFriend;}
參考答案
答案：D
難度：適中0.697531
統計：A(8),B(8),C(29),D(113),E(3)