NETW 589

(TCO D) What is a WMAN, and what are the primary goals? (TCO D) What is the difference between baseband and broadband? (TCO D) LMDS operates over what frequencies? (TCO D) What is a triple play? (TCO E) Digital cellular telephones can be used for what common applications? List and explain five of them. (TCO E) Define i-Mode (TCO E) Describe the location and the use of a GEO satellite (TCO F) What is a reader or an interrogator? (TCO G) AMPS operates in what frequency range?

(TCO C) Which security standard is compatible with the 802.11i standard, and which ones are not? (TCO C) What is WEP? Describe the five major characteristics of WEP. (TCO C) What does MIMO do? (TCO C) What are the two main WLAN modes, and how do they differ? (TCO C) What is the SSID?

(TCO B) Why do we need standards in telecommunications? What are the advantages and disadvantages? (TCO B) What is the difference between de facto and de jure? De facto standards are not really standards at all. Rather, they are… (TCO B) What is a link budget?

(TCO A) What disadvantages do wireless networks have? (TCO A) An electromagnetic signal contains what fields? What is their relationship? (TCO A) Define and give an example of narrow band and spread spectrum transmission. What is the big disadvantage of narrow band, and why is spread spectrum a good alternative? (TCO A) How is information conveyed using AM (amplitude modulation)? When an amplitude modulated signal is created, the amplitude of the signal is… (TCO A) In phase modulation, what...

(TCO A) What are some of the ways a wireless data connection can be made over a long distance, such as 30 miles or more? What are the advantages and disadvantages of each method? (TCO A) How do analog and digital signals differ? Describe the pattern (TCO A) Define and give an example of narrow band and spread spectrum transmission. What is the big disadvantage of narrow band, and why is spread spectrum a good alternative? (TCO A) How is information conveyed using AM (amplitude modulation)? (TCO ...