所以除了 Linux 内核之外，其他软件的安装、启动、停止和重新配置都不用重新引导系统。

So except for the Linux kernel, you can install, start, stop, and reconfigure software without having to reboot the system.

youdao

这个只跟硬盘有关，跟操作系统是什么没有关系。 主引导记录告诉机器从哪里启动系统，所以一般来说主分区是安装系统的。

This limitation is due to something called the Master Boot Record which tells the computer which partitions it can boot from, and so primary partitions are usually reserved for operating systems.

youdao

完成所有选择之后，运行安装过程，服务器重新引导，操作系统启动，且根用户没有密码。

After all the selections have been made, the installation runs, the server reboots, and the operating system comes up with no password for the root user.

youdao