file mode

In CMS, the third field of a file identifier that identifies the virtual disk on which the file resides and the mode in which the disk can be accessed.; 在IBM会话式监督系统(CMS)中,文件标识符的第三个字段,它标识该文件所驻留的虚拟 磁盘以及该磁盘可被访问的方式。