设有关系R(S,D,M),其函数依赖集F={S→D,D→M},则关系R至多满足( )。
A.1NF
B.2NF
C.3NF
D.BCNF
参考答案:B
审查施工图预算的方法有()。
A、综合审查法
B、类似审查法
C、筛选法
D、逐项审查法
E、分组计算审查法
Time planning ______.
A) involves determining how the various tasks required to completed the project, and the activities within the tasks, will be accomplished in terms of sequence and dependencyB) refers to setting up the vacation schedule for each member of the project teamC) is the sole responsibility of the project scheduling departmentD) is having a well staked scheduling department