Network devices are the physical components that make up a computer network. They are responsible for sending, receiving, and routing data between devices on the network. There are many different types of network devices, each with its own specific purpose like the following.

The OSI (Open Systems Interconnection) model is a conceptual framework used for understanding how different communication systems interact with each other. The TCP/IP (Transmission Control Protocol/Internet Protocol) model, on the other hand, is a protocol suite used for communicating over the internet.

Computer networks are a collection of interconnected devices designed to share resources and communicate with each other. Networks can be as small as a few interconnected computers in an office or as large as the entire internet.

Here you will find the next set of basic terminal commands which is useful to any DevOps engineer. The commands covered are for disk, file info gathering, process management, text editing in terminal, user management and more.

Linux is preferred by DevOps professionals because of its open-source nature, flexibility, and customizability. Linux provides a stable platform for DevOps automation tools such as Ansible, Chef, and Puppet. These automation tools help in managing configuration, deployment, and scaling of applications.

For beginners, the roadmap starts with learning the basics of agile development, continuous integration and delivery, and tools like Docker and Kubernetes. From there, it’s important to develop strong communication, collaboration, and automation skills to streamline the DevOps process and drive business impact.