Dear Dunxia Liao: Congratulations! By passing RHCA, you have just completed the last of the five Certificate of Expertise exams needed to qualify for the Red Hat Certified Architect (RHCA) certi
权限和归属 基本权限的类别 访问方式(权限) 读取:允许查看内容-read r 写入:允许修改内容-write w 可执行:允许运行和切换-execute x 权限适用对象(归属) 所有者:拥有此文件/目录的用户-user u 所属组:拥有此文件/目录的组-group g 其他用户:除所有者、所属组以外的用