RHCSA 认证学习笔记

红帽认证系统管理员（red hat certified system administrator）：具备红帽linux环境所需的核心系统管理技能。

rhcsa可以执行以下任务：

• 了解和运用必要的工具来处理文件、目录、命令行环境和文档
• 操作运行中的系统，包括引导到不同的运行进程、识别流程、启动和停止虚拟机以及控制服务
• 使用分区和逻辑配置本地存储
• 创建和配置文件系统和文件系统属性，例如权限、加密、访问权限控制列表和网络文件系统
• 部署、配置以及维护系统，包括软件安装、更新以及核心服务
• 管理用户和用户群组，包括使用集中目录进行身份验证

• 管理安全性，包括基本防火墙和selinux配置

• understand and use essential tools for handling files, directories, command-line environments and documentation
• operate running systems, including booting into different run levels, identifying processes, starting and stoping virtual machines and controlling services
• configure local storage using partitions and logical volumes
• create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
• deploy, configure, and maintain systems, including software installation, update, and core services
• manage users and groups, including use of a centralized directory for authentication

• manage security, including basic firewall and selinux configuration