第4题: [多项选择]移动通信网络优化中的KPI是指() A. Key Process Indication B. Key Performance Indicator C. 企业关键业绩指标 D. 系统关键指标指示 参考答案:B,D
第5题: [单项选择]有关查询设计器,正确的描述是 A. “联接”选项卡与SQL语句的GROUP BY短语对应 B. “筛选”选项卡与SQL语句的HAVING短语对应 C. “排序依据”选项卡与SQL语句的ORDER BY短语对应 D. “分组依据”选项卡与SQL语句的JOIN ON短语对应 参考答案:C 答案解析:[解析]查询设计器中,“连接”选项卡与SQL语句的JOIN短语对应。“筛选”选项卡与SQL语句的WHERE短语对应,“分组依据”选项卡与SQL语句的GROUP BY短语对应。
第33题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. She plans to apply for a part-time job. B. She’s too busy to run for class president. C. She wants the man to help her with her studies. D. She hasn’t considered running for class president. 参考答案:B 答案解析:[听力原文] M: You know, I really think you should run for class president. Everybody knows you and li