Unit 2 Assignment Essay

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1. In this scenario the local coffee shop hotspot would be an open public hotspot where any information you are transmitting could be accessible to anyone if they wanted to get it. Those kinds of hotspots usually are an open broadcast, which means there security settings are at the lowest point possible. A Wi-Fi hotspot is a wireless access point that provides Internet access to network devices in public locations such as downtown centers, cafes, airports and hotels. Businesses and schools are increasingly using Wi-Fi hotspots for their internal (intranet) networks. Home wireless networks also use similar Wi-Fi technology. Computers (and other devices) connect to hotspots using a Wi-Fi network adapter. Newer laptop computers contain built-in adapters, but most other computers do not. Wi-Fi network adapters can be purchased and installed separately. Depending on the type of computer and personal preferences, USB, PC Card, Express Card, or even PCI card adapters can be used. 2. Binary is base 2, Octal is base 8, and Hex is base 16. This means the maximum number of digits you can use for each position is 2, 8, or 16. Since they all start with zero, binary has only 0 and 1, octal has 0 through 7, and hex has 0 - 9 and then uses letters for 10-15 (A-F). You can easily convert between binary and octal, but binary has to be used to convert between octal and hex. Don’t know if any of this helped, but maybe there's something in it you need. A previous an article, "Foundations: Internet Protocol for Beginners," described what IP addresses are, non-technically. In contrast, this article concentrates on describing the mathematics behind an IP address, down to the last binary detail. If you're already familiar with the technical details behind IP addresses, feel free to skip this article. However, if you're curious about how computers see IPs, or if you need a quick

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