第1题: [单项选择]项目目标动态控制的核心是,在项目实施的过程中定期地进行项目目标的( )比较,当发现项目目标偏离时应采取纠偏措施。 A. 计划值和实际值 B. 计划值和目标值 C. 实际值和项目值 D. 实际值和目标值 参考答案:A 答案解析:项目目标动态控制的核心是,在项目实施的过程中定期地进行项目目标的计划值和实际值的比较,当发现项目目标偏离时采取纠偏措施。为避免项目目标偏离的发生,还应重视事前的主动控制,即事前分析可能导致项目目标偏离
第13题: [单项选择]假设某数据库表中有一个姓名字段,查找姓仲的记录的准则是______。 A. Not"仲*" B. Like"仲" C. Left([姓名],1) ="仲" D. "仲" 参考答案:C 答案解析:[知识点] 查询的基本操作/查询准则
[评析] Like"仲":查询姓名字段中存在"仲"字的记录;
Letf(字符表达式,数值表达式) :返回一个值,该值是从字符表达式左侧第一个字符开始,截取
第27题: [单项选择]What were the students going to do A. They were going to introduce their articles before a video camera. B. They were going to read news before a video camera. C. They were going to celebrate the writer’s sister’s birthday. 参考答案:A 答案解析:[听力原文] When I entered the classroom at 2:00 in the afternoon, I was surprised to see a video