试题与答案

若有如下定义: union aa {int n; char c[9]; floa

题型:单项选择题

题目:

若有如下定义: union aa {int n; char c[9]; float x;}a,b,c; 则下列叙述中不正确的是 ( )

A.union aa是定义的共用体类型

B.a,b,c是定义的共用体类型名

C.n、c[9]和x是共用体的成员名

D.a,b,c是定义的共用体变量名

答案:

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