Why is the man tired A. His job is difficult. B. His job isn’t interesting, C. He doesn’t know how to do his job. D. He doesn’t sleep well at night. 参考答案:A 答案解析:[听力原文] W:You seem very tired lately. M:It’s my new job. It’s hard work and the hours are long.
第33题: [单项选择]以下哪个最好地描述了工作分解结构(WBS)?() A. WBS是对工作成果的层级分解 B. WBS是对工作本身的层级分解 C. WBS是对项目产品的层级分解 D. WBS是对项目活动的层级分解 参考答案:A 答案解析:B.工作分解结构中的“工作”是指工作所取得的成果,而不是工作本身。C.WBS不等同于项目产品的层级分解,尽管可以有产品分解的内容。D.WBS必须是以可交付成果为导向的,其中的要素不能是项目活动。
第34题: [单项选择]创建数据库的T-SQL语句是()。 A. create database B. alter database C. drop database D. copy database 参考答案:A