Also Read: What are NTP and SNMP network protocols. The 3 main topologies in a computer network are Bus, Ring, and Star Topologies. In a bus topology, all the devices are connected to the main cable.

SCIENCE fiction is littered with examples of intelligent computers, from HAL 9000 in “2001: A Space Odyssey” to Eddie in “The Hitchhiker’s Guide to the Galaxy”. One thing such fictional machines have ...