Virtual reality (VR) is a technology that creates a simulated environment, typically experienced through a headset or other wearable device. VR is used in many applications, such as gaming, education, and healthcare. Popular VR platforms include Oculus, HTC Vive, and PlayStation VR. Read the article DevOps is a set of practices that combines software development (Dev) and IT operations (Ops) to shorten the systems development life cycle and provide continuous delivery with high software quality. DevOps aims to improve collaboration between development and operations teams, automate infrastructure, and increase the speed and reliability of software delivery. Popular DevOps tools include Jenkins, Ansible, and Docker.