V2EX desktop as a service

Desktop as a Service

定义 Definition

Desktop as a Service(DaaS,桌面即服务):一种由云服务商托管并交付的虚拟桌面方案。用户通过互联网在不同设备上登录,获得一致的桌面操作环境(操作系统、应用、数据与策略由平台集中管理)。常用于远程办公、外包团队、临时项目、快速扩容与安全合规等场景。(该术语在不同厂商语境下也可能包含应用交付、镜像管理与终端管控等延伸含义。)

发音 Pronunciation (IPA)

/dsktp z svs/

例句 Examples

Many companies use desktop as a service so employees can work from home securely.
许多公司使用桌面即服务,让员工能在家安全办公。

By moving to desktop as a service, the firm reduced hardware costs while improving control over updates, access policies, and data protection across thousands of remote users.
通过采用桌面即服务,这家公司在降低硬件成本的同时,加强了对更新、访问策略和数据保护的集中管控,覆盖数千名远程用户。

词源 Etymology

该短语沿用云计算常见的 “X as a Service(即服务)”命名方式:把原本需要自建和维护的资源以“按需使用、按量计费、由服务商托管”的形式提供。这里的 dektop 指“桌面环境/桌面系统体验”,强调的是把完整的桌面工作区作为云端服务交付。该表达在云桌面与虚拟化普及后进入主流 IT 语境。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Desktop as a Service for Dummies(技术入门类书籍,系统介绍 DaaS 概念与实践)
  • Cloud Computing: Concepts, Technology & Architecture(Thomas Erl 等,讨论 “as-a-service” 模式与云交付形态,常在相关章节提及 DaaS/虚拟桌面交付)
  • NIST(美国国家标准与技术研究院)云计算相关出版物与白皮书(在云服务模型与交付方式讨论中,常出现 DaaS 作为扩展服务形态的提法)
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