若广义表L=((1,2,3)),则L的长度和深度分别为()
A.1和1
B.1和2
C.1和3
D.2和2
参考答案:B
图中四个画面所反映的现象中,利用惯性的事件是:
A.
B.
C.
D.
An output of scope definition is ______ .
A.work breakdown structure (WB
B.resource breakdown structure (RB
C.project scope statement
D.schedule delays control plan