Ⅰ.calling relation
Ⅱ.belonging relation
Ⅲ.Execution relation
Ⅳ.process relation
A. Ⅰ and Ⅱ
B. Ⅱ and Ⅲ
C. Ⅲ and Ⅳ
D. none
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下列命题中是简单命题(或称原子命题)的为
A. 15
B. 18
C. 25
D. 不确定
设有关键码序列(Q,G,M,Z,A,N,B,P,X,H,Y,S,I,T,K,E),采用二路归并排序法进行排序,第二趟归并后的结果是
A. G,Q,M,Z,A,N,B,P,H,X,S,Y,L,丁,E,K
B. G,M,Q,Z,A,B,N,P,H,S,X,Y,E,K,L,T
C. G,M,Q,A,N,B,P,X,H,Y,S,T,L,K,E,Z
D. A,B,G,M,N,P,Q,Z,E,H,K,L,S,T,X,Y
如下所示是一个带权的图,图中结点A到结点D的关键路径的长度为
A. 13
B. 15
C. 28
D. 58
A.trivialB.crucialC.minorD.insignificant
A. trivial
B. crucial
C. minor
D. insignificant