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1. In the U.S., the Federal Communications Commission approved the commercial use of ultra wideband technology on February 14, 2002. Describe the features of UWB, including range, power requirements, data transfer rate, its typical applications, and at least one characteristic that differentiates it from ZigBee or Bluetooth. (NOTE: You'll have to use the Web is answer this question.) 2. Describe how noise differs from distortion. Explain how can noise and distortion be introduced into a transmission medium. Define signal-to-noise ratio and explain how it is used to gauge the reliability of data transmission. 3. Describe the differences between CSMA/CD and CSMA/CA. Explain the reasons why CSMA/CA is used instead of CSMA/CD for wireless networks. 4. The current IP address standard is 32 bits. IPv6 will increase the address length to 128 bits. An IP socket address is a combination of an IP address and IP port number, usually written with the IP address first followed by a colon and the port number (for example, 129.24.8.1:42). An IP socket allows multiple hardware devices or software services to "listen" to different message streams sent to the same IP address. a. What is the URL name and dotted quad IP address of an Internet URL that you use? (It could be your ISP)
b. What is the Network Class of the address?
c. How did you determine the dotted quad address (i.e., what utility did you use to determine the address not how you converted it to binary)?
data gathering from RFC of UDP protocol for these Quality Models
have you ever visited a web site and wondered what the company was thinking when they created it? or perhaps youve
The Wireless Technology Company (WTC), a company that assists organizations and businesses with issues involving network planning and design, has hired you as a consultant.
1. in past jobs i have been able to persuade coworkers to go along withpresenting the ideas in a dynamic exciting
What are the benefits of networking within an integrated system? What are the challenges of networking within an integrated system
Given the following IPv6 addresses in hexadecimal colon notation, answer the following questions. Where applicable leave your answers in fully expanded hexadecimal colon notation.
For subsequent new connections (new sessions) the server's public and private keys should be different. For this assignment you should use TCP, and you do not have to implement non-blocking communications.
you have just been hired as the security administrator of a major organization that was recently breached by a social
Write a paper in which you compare and contrast TCP/IP, IPX, and NETBIOS & NETBEUI, providing examples of each.
What is a gateway, and what is the difference between an application-level and a circuit-level one?
list the assumptions made. - Note: The assumptions are not the requirements that are provided in the task. They are the additional requirements that you need for your design.
exercise 1 read the following papers and provide a 2 to 3 paragraph summary of main pointsa read and summarize big
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