DevOps is a set of practices that combines software development and information-technology operations which aims to shorten the systems development life cycle and provide continuous delivery with high software quality.
JavaScript is an object-oriented programming language used alongside HTML and CSS to give functionality to web pages.
Linux® is an open source operating system (OS). An operating system is the software that directly manages a system's hardware and resources, like CPU, memory, and storage.
Node.js is a tool for executing JavaScript in a variety of environments.