Training services in the field of Linux, computer programming, DevOps and cybersecurity; Education services, namely, providing on-line courses, workshops, and hands-on lab exercises in the field of Linux, computer programming, DevOps and cybersecurity; Providing education courses in the field of Linux, computer programming, DevOps and cybersecurity offered through online, non-downloadable videos and instructor assistance; Providing online training in the field of Linux, computer programming, DevOps and cybersecurity; Computer education training; Training services in the field of computer software development; Online educational examination services; Vocational retraining services in the field of computers and information technology; Simulation-based training services in the field of Linux, computer programming, DevOps and cybersecurity; Virtual training services in the field of Linux, computer programming, DevOps and cybersecurity; Providing educational examination for certification in the field of Linux, computer programming, DevOps and cybersecurity