Students are also expected to do some system programming on multi-user operating systems such as UNIX or LINUX.

学生也将接触到一些多用户的操作系统程序，例如unix或LINUX。

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The bottom line is that UNIX was and is a reliable, secure, multi-user operating system that continues to dominate the enterprise Web - and application-hosting landscape.

UNIX一直都是可靠、安全的多用户操作系统，这使它持续在企业Web和应用程序托管领域占支配地位。

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When complete, the operating system will be in multi-user mode.

启动完成时，操作系统将处于多用户模式。

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