Nt1310 Unit 5 Essay

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1. Data travels great lengths, sometime even tens of thousands of miles to make it from destination to the next. For example, wide area networks (WANs) connect systems across entire continents. 2. Mediums that are not affected electromagnetic interference like optical fibers can transport data faster and over greater distances than mediums that are affected by electromagnetic interference. 3. Currently, optical fibers enable the fastest data communications. 4. Repeaters enhance the signals of communication lines. They are placed in areas where objects like trees and buildings can deteriorate signals and severely affect communication speeds. 5.The last mile refers to 1 to 4 miles of twisted cooper wire that connects the telephone jack to the central office of the providing company. This “last …show more content…
A virtual private networks (VPN) consists of software and hardware that create tunnels through the internet that denies unauthorized users access. Virtual refers to the illusion that the user is accessing a private network. 9. Network protocol refers to a set of rules that govern communication between a network of devices. 10. Some of the advantages of optical fibers are, faster bandwidth and resistance to electromagnetic interference. 11. The three services are local area networks (LANs), metropolitan area networks (MANs), and wide area networks (WANs), which all can be transported by only two media: coaxial capable and optical fibers. 12. Placing radio frequency identification (RFID) chips in clothing could increase stalking, kidnapping and murders. I personally believe that RFID chips should not be placed in clothing. It is an invasion of one’s privacy. 13. VoIP stands for voice over internet protocol. VoIP digitizes, and compresses voice signals and transmits the bits via the Internet link. If considering switching to VoIP, I would investigate the cost of switching, the recurring costs of having VoIP, and whether VoIP would suit my telecommuting
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