Technology Blog
Definition of modem “A modem is a network device that converts digital signal from computer to analogue signal and converts analogue signals to digital signals” A modem is a short form of modulator and demodulator. Data transfer in analogue form in the telephone cables. There are different cables like coaxial cable and twisted pair cables. In these cables data travels in analogue form. And our computer understands digital [...]
What is a network device “A network device is a hardware device that is used to connect computers, laptop, smartphones, printers, scanners with one another.” These network devices work on different OSI layers. For example repeater and hub work on the physical layer and switch works on the data link layer. Diagram of network devices Some network devices are:- RouterHubSwitchAccess Point (AP)ModemBridgeGatewayBrouterRJ45 connectorNICLoad balancerRepeaterFirewallRouting tableNetwork-attached storage (NAS)Ethernet cardWi-Fi [...]
