Now, you may never write a device driver or an operating system, but what if you are ever required to modify one?

现在，你可能还从来没有编写过一个设备驱动程序或者一个操作系统，但是如果你需要去修改他们的时候，怎么办？

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In a production environment, this is typically the function of a registry implemented in LDAP, a database, or an operating system.

在生产环境中，这通常是以LDAP实现的注册表、数据库或操作系统的功能。

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The Authenticator plug-in represents an interface to the user registry, for example, an LDAP server or an operating system user registry.

Authenticator插件表示指向用户注册中心的接口，例如LDAP服务器或操作系统用户注册表。

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An operating system to manage batteries would work much like an operating system for your computer or cell phone: it coordinates the communications between the hardware and the apps to make sure the various programs, such as those for taking photos and browsing the Internet in the case of cell phones, are running well and do not interfere with each other.

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PCs would be as brave (or foolhardy) as licensing an alternative operating system to Microsoft's Windows.

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Nokia's other option is to take on an operating system from Google or Microsoft, something the company resisted before Mr. Elop's arrival.

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