Single service mode

This option allows modification to normal, service (single-user maintenance mode), both (normal and service), and prevboot (the previous bootlist).

该选项支持的值包括 normal（正常）、service（单用户维护模式）、both（正常和服务）和 prevboot（先前的启动列表）。

Help developers build robust services that can be accessed by client applications through multiple transports and handling the service requests in a single and consistent mode as well.

帮助开发人员建立可以被客户端的一种或多种组合传输通道访问的强壮服务。

As table 1 shows, the only service that runs for single-user mode is keytable, so that the superusers keyboard will work as expected.

如表1所示，单一用户模式中运行的唯一一个服务是keytable，这样使得超级用户的键盘可以正常使用。