CS456/556 - Internet Services - Week 8 Assignment

1. Using the WWW as your model, explain the difference between clients and servers. Be sure to name examples of each.
2. In a peer-to-peer network, all computers are treated as ____________________
3. Like most distributed computing systems, the Internet uses _______ - _________ computing.
4. Communication across the Internet always occurs between a pair of ____________________
5. A program using the Internet is either acting as a _____________ or a _________________
6. Explain why server programs seldom run on personal computers.
7. What happens if someone accidentally disconnects one of the networks between a client and server?
8. Computer vendors sometimes call a powerful computer a server. Why is such terminology incorrect?

Bulletin Board Discussion
[post your answers to the bulletin board for CS456/556 - Internet Services by 4:00 p.m. MDT/MST Monday, October 15]
Answer these questions in your own words.

1. Find out which servers run on computers in your organization and how the servers start again after a power failure. Do not limit your answer to servers that use TCP/IP.
2. People use client-server interaction when they talk on a telephone. Is the person who initiates the call acting as a client or a server?

Homework
(Due before class on October 15, 2001) TThe following assignment is intended to give you practice using nslookup and reinforcing the basics of Web / HTML Page design and HTML. [E-mail answers to the first two questions to summers_wayne@ColumbusState.edu. Post the pages to a webserver and send a message indicating the URL to the bulletin board by 4:0 p.m. Monday, October 15, 2001]

1. Use the nslookup instruction (entered at the command line) to find the IP address of the following
   1. crux.nmhu.edu
   2. www.jaring.my
   3. www.uiuc.edu
2. Use the nslookup instruction (entered at the command line) to find the hostname of the following
   1. 192.132.89.1
   2. 192.132.89.3
   3. 129.79.78.4
3. Create the beginning of the website for the school you are mentoring. It should include a front page with multiple pages as determined by the school. It should include tables, lists, and whatever else is necessary.

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