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【单选题】

During the conversation between Billy, Yuege and Yunpeng, we took a brief look at ______ .

A.
brain development
B.
brain degradation
C.
human evolution
D.
human degeneration
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【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
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