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【单选题】

Through the group discussion between ______ , we figured out the differences between adolescence and hood.

A.
Abbas, Zuowan and Jialin
B.
Billy, Xuanhui and Jialin
C.
Abbas, Xuanhui and Jialin
D.
Billy, Xuanhui and Zixiao
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参考答案:
A
参考解析:
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举一反三

【单选题】下面说法正确的是

A.
FileWriter类是Writer类的子类
B.
FileWriter类是OutputStreamWriter类的子类
C.
FileWriter类是FileOutputStream类的子类
D.
Wirter类是OutputStreamWriter类的子类

【单选题】What's the return value for a failed search in a B-tree of order 4?B树查找算法若最终失败,返回值为:

A.
None
B.
NULL
C.
A pointer to the last examined node 指向最后一个所查找节点的指针
D.
A pointer to the root 指向根节点的指针