单项选择题
A.28字节 B.216字节 C.224字节 D.232字节
A.文件控制块 B.文件分配表 C.用户口令表 D.系统注册表
A.110,170,180,195,68,45,35,12 B.110,68,45,35,12,170,180,195 C.110,170,180,195,12,35,45,68 D.12,35,45,68,110,170,180,195