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Networks follow protocols, which define how communications are sent and received. These protocols allow devices to communicate. Each device on a network uses an Internet Protocol or IP address, a string of numbers that uniquely identifies a device and allows other devices to recognize it.
Feb 23, 2023 · Network and Communication refer to the interconnected systems and devices that enable the transfer of data and information between various endpoints. The main components of a network and communication system include hardware devices such as computers, routers, switches, and modems, and software protocols that govern the flow of data between ...
(2,210 reviews) |. 95% Some related experience required. Learn at your own pace. See how employees at top companies are mastering in-demand skills. Learn more about Coursera for Business. Build your subject-matter expertise. This course is part of the Computer Communications Specialization.
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The field of networking and communication includes the analysis, design, implementation, and use of local, wide-area, and mobile networks that link computers together. The Internet itself is a network that makes it feasible for nearly all computers in the world to communicate.
A network connects computers, mobile phones, peripherals, and even IoT devices. Watch overview (0:57) Discover networking solutions. The foundations of networking: switches, routers, and wireless access points. Switches, routers, and wireless access points are the essential networking basics.
Computer networking refers to connected computing devices (such as laptops, desktops, servers, smartphones, and tablets) and an ever-expanding array of IoT devices (such as cameras, door locks, doorbells, refrigerators, audio/visual systems, thermostats, and various sensors) that communicate with one another. Basic networking (0:57)
Computer networks may be classified by many criteria, including the transmission medium used to carry signals, bandwidth, communications protocols to organize network traffic, the network size, the topology, traffic control mechanisms, and organizational intent.
