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创建一个名为myteacher的新类保存新类的类库名称是mylib 新类的父类是Teach

2022-08-06 02:00:32 问答库阅读 174 次

问题详情

创建一个名为myteacher的新类，保存新类的类库名称是mylib，新类的父类是Teacher，正确的命令是 ()。
A. CREATE CLASS mylib OF myteacher AS Teacher
B. CREATE CLASS myteacher OF Teacher AS mylib
C. CREATE CLASS myteacher OF mylib AS Teacher
D. CREATE CLASS Teacher OF mylib AS myteacher 请帮忙给出正确答案和分析，谢谢！

参考答案

正确答案：C
建立类语句的格式为“CREATE CLASS类名0F类库名AS父类”，题中要求新类的类库名称是mylib，父类是Teacher，因此，正确的命令是“CREATE CLASS myteach- cr OF mylib AS Teacher”。