A.p=(NODE*)malloc(sizeof(p)); B.p=(*NODE)malloc(sizeof(NODE)); C.p=(NODE)malloc(sizeof(p)); D.p=(NODE*)malloc(sizeof(NODE));
A.數(shù)據(jù)對象 B.數(shù)據(jù)元素 C.數(shù)據(jù)結(jié)構(gòu) D.數(shù)據(jù)項(xiàng)
A.隊(duì)頭 B.隊(duì)尾 C.隊(duì)頭或隊(duì)尾 D.在任意指定位置