The QA environment must match the production environment as closely as possible, including hardware, operating systems, infrastructure software, configuration, and all services.
QA环境必须尽可能与生产环境一致，包括硬件、操作系统、基础设施软件、配置和所有服务。
The reality is that infrastructure software products, such as J2EE application servers, have not yet reached the maturity level of multi-user operating systems.
事实是，基础设施软件产品（如J2EE应用服务器）尚未达到多用户操作系统的成熟水平。
Legacy systems can also exist as either outdated or poorly written software applications that run on specific infrastructure components and operational environments.
遗留系统还可能以特定基础设施组件和操作环境上运行的过时软件或编写质量较差的软件应用程序的形式存在。
Similarly, the Free Software Foundation's GNU project developed a broad variety of utilities and tools for UNIX-like systems, which relied on those existing systems for their infrastructure.
同样，自由软件基金会(Free Soft ware Foundation)的GNU项目已经为类unix系统开发了各种各样的实用工具和工具，其依赖于基础设施的现有系统。
The TTA provides a software and hardware infrastructure for design and implementation of dependable distributed embedded systems.
时间触发架构（TTA）为设计和实现高可靠性分布式嵌入式系统提供了软件和硬件的模型。
In corporate IT these were mainly hardware, the network, infrastructure software (such as operating systems and databases), enterprise applications and IT services.
对企业IT来说主要指硬件、网络、基础架构软件(如操作系统和数据库)、企业应用和IT服务。
Cloud computing provides a new model not only of hardware and software infrastructure design and deployment, but also of user planning and usage of information systems.
云计算为计算系统软硬件基础设施的设计和部署及用户对信息系统的规划和使用提供了一种新的模式。
Cloud computing provides a new model not only of hardware and software infrastructure design and deployment, but also of user planning and usage of information systems.
云计算为计算系统软硬件基础设施的设计和部署及用户对信息系统的规划和使用提供了一种新的模式。
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