Homework due for September 16, 2008

For homework please read pages 164-169 and answer the following:

Pgs 164-165:
1. What is meant by the term telecommunications? (3 pts)
2. How do satellites work? (3 pts)
3. What does a telecommunication system consist of? What does each piece do? (6 pts)
4. Explain the analogue to digital conversion and why this signal conversion is necessary. (4 pts)
5. What can you see are the advantages of devices being linked together by Bluetooth technology? (1 pt)Pg 166-

Pgs 166-167:
1. Explain what is meant by dial-up networking. (4 pts)
2. Explain the difference between ISDN and ADSL. (5 pts)
3. What advantages are there in connecting to the Internet via cable rather than a normal telephone line? (3 pts)
4. Why is TCP/IP so important to the Internet? (3 pts)
5. What is an IP address? Why is this so important for computers on the Internet? (3 pts)

Pgs 168-169:
1. Of the advantages of the internet listed on Pg. 168 in your opinion which is the most important? Explain why? (2 pts)
2. Rank, in order of most troubling to least troubling for the average internet user, the disadvantages of the internet found on pg. 169 (6 pts)
3. pg 169 #2 (2 pts)
4. What is encryption? Why is some encryption used for some data on the internet? (2 pts)
5. pg 169 #4 (4 pts)

Good luck!