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Micro Services - is an architectural style that structures an application as a collection of loosely coupled services, which implement business capabilities.
Dev Ops (see also Software development methodology - Process Models ) is a set of practices that automates the processes between software development and IT teams, in order that they can build, test, and release software faster and more reliably using CI/CD tools like Docker, Kubernetes and etc.
Non SQL and Document Oriented Databases provides a mechanism for storage and retrieval of data that is modeled in means other than RDBMS.

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