Computer networks connect devices, computers and other computers to share information, resources and services. They can be built on wired or wireless connections and can be configured in different network topologies. Networks are crucial for business today, and help us communicate, collaborate and work more effectively. They also help with access to data and security.
Computer networking is a broad subject that encompasses the concept of architecture, design, and maintenance of communication networks. It is a combination of electrical and computer science. engineering.
The Internet is the most famous computer network that allows billions of users to connect and share resources simultaneously. The network utilizes a packet-switching model to direct data through an almost infinite number of pathways and connections. Each packet is comprised of control information as well as information from the user. The control information contains the destination and source network address and error detection codes and sequencing information. The payload is contained in the data portion of a bytes.
In a typical business network, there is a central server that stores data and manages user access to critical resources like photocopiers, printers and files. The server is secured by https://boardroomco.net/why-is-firefox-so-slow-and-how-to-deal-with-it/ firewalls and multifactor authentication systems to ensure that only authorized users are able to access it. Keeping all the information centralized on servers makes it easier for administrators to perform regular backups of their data and enforce strict security guidelines for the network. It also allows employees to access corporate services and apps regardless of where they are located like video-calling software and document-sharing.