A.satisfy
B.satisfied
C.satisfactory
D.satisfaction
第1题:
The stages within the development phase of the software life cycle are ( 71 ).
A.design, analysis, implementation, and testing
B.analysis, design, implementation, and testing
C.analysis, design, testing, and implementation
D.design, analysis, testing, and implementation
第2题:
第3题:
在循环单链表中,设指针first指向头结点,当_____时表示链表为空。
A.first==NULL
B.first->link==NULL
C.first->link==first
D.first->link->link==first
第4题:
第5题:
第6题:
带头结点的单链表first为空的判定条件是:
A.first == NULL;
B.first->link == NULL;
C.first->link == first;
D.first != NULL;