树是结点的有限集合,它()根结点,记为T。其余结点分成为m(m>=0)个互不相交的集合T1,T2,…,Tm,每个集合又都是树。 树是结点的有限集合,它()根结点,记为T。其余结点分成为m(m>=0)个互不相交的集合T1,T2,…,Tm,每个集合又都是树。A.有0个或1个B.有0个或多个C.有且只有一个D.有1个或1个以上 分类:育婴师考试 题型:单选 查看答案
Which three are features of the integrated services routers?() Which three are features of the integrated services routers?()A. Fixed ConfigurationB. Voice MailC. Anti-XD. IPSE. Wireless LANF. VPN Acceleratio 分类:育婴师考试 题型:单选 查看答案