A Man Made Marvel of the Twentieth Century Essay

A Man Made Marvel of the Twentieth Century - Essay ExampleProtocols most common in use argon the internet protocol (IP) or the transmission control protocol(TCP).Modern day protocols can pop off in all wired and wireless networks. Earlier networking meant Ethernet cable connection using physical wires, which was seen all over in the school, offices and homes. However nowadays wireless technology has taken precedence and has become hugely popular. communicate technologies operate by using infra red signals, or radio set waves or microwaves for their transmission and connectivity. This is cold more advantageous as it proffers mobility without the cumbersome wires. Wireless LANS use spread spectrum and high frequency radio technology system for their wireless transmission within a limited area of use and this radio technology match up to the Wi-Fi standards of 802.11b. Another popular wireless network protocol is the bluetooth used for info exchange within a distance of 100 metr es. Other wireless web includes PDAs and cell phones that offer connection at all places and all times. In Terrestrial microwaves, another wireless network, transmission occurs through with(predicate) low gigahertz range and uses terrestrial or earth based devices for transmission and reception. Here antennas are required for network which are placed atop buildings and hills. Communicating satellites which are parked in space, demand off voice signals and other data by using microwave waves as these dont get deviated by the earths atmospheric intervention. Wired technologies are varied and many are stillness in use and quite popular too.