While the number of penicillin-resistant bacteria is increasing, penicillin can still be used to treat a wide range of infections caused by certain susceptible bacteria, including Streptococci, Staphylococci, Clostridium, and Listeria genera.
The Internet is the largest computer network. It is composed of thousands of smaller networks and connects billions of devices worldwide, handling the majority of data communication that occurs on a daily basis. The largest private network is the NIPRNet, owned by the U.S. Department of Defense for distribution of communications. It has data services that allow customers access to a large, centralized, protected network, mainly used by military support roles.
Wide area network (WAN) topology. Computer and Network Examples. Wide area network (WAN) is a type of telecommunication network, which is used to connect the computers on a wide geographical area. WANs are quite popular and widely used networks, the most known and bright example of WAN is the Internet.