The maintenance window is used for application software patching, as well as data backups.

这个维护窗口可以被用来为应用软件打补丁和数据备份。

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Whether it is software, application infrastructure, or physical infrastructure, the cloud provider takes on the responsibilities of installation, management, provisioning, and maintenance.

无论是软件、应用程序基础结构，还是物理基础结构，云提供商都负责安装、管理、供给和维护。

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ROI will rise from the reuse of application and domain models across the software lifespan, especially during long-term support and maintenance, the most expensive phase of an application's life.

在软件生命期尤其是长期的支持和维护过程中(这也是应用程序生命周期中最昂贵的一个阶段)，应用程序和领域模型的重用将提高ROI。

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This kind of myopic thinking is one of the biggest challenges for IT companies that reap a large share of their revenues from services application development and maintenance, infrastructure management and validation software.

FORBES: IT services are not like baseball caps