第17题: [单项选择]Which statement is true about FLUSH LOGS command?() A. It requires the RELOAD, FILE, and DROP privileges B. It closes and reopens all log files C. It closes and sends binary log files to slave servers D. It flushes dirty pages in the buffer pool to the REDO logs 参考答案:B
A. reference B. preference C. conference D. inference 参考答案:D 答案解析:[解析] 选[D]。逻辑关系题:对比。由题中的not可知所填词与evidence形成对比。和conclusions有关并且与 evidence相对的词应为inference“推理,推断”,所以[D]为