Unix

Please see the attached document and explain how you would write the commands in Unix

Client/Server - Wireless LAN

1. Consider an embedded user id and password which provides me access to a client/server environment. What are the pros and cons of using an embedded uid and pw? 2. What are the advantages of a client/server environment? 3. What is distributed processing (in reference to the client/server model)? 4. What are some of the reasons an organization might consider using a Wireless LAN? 5. What type of security issues need to be considered when implementing a Wireless LAN? 6. What should be considered when monitoring and troubleshooting a network?

Explain the communication process between a client and a server in OSI model.

Using the OSI model as a reference, explain the process that occurs between a client and a server when requesting a Web page.

Network Protocols

Why are network protocols needed? How do you decide which protocol is more suitable for a network implementation?

IP Addresses

When a person types in a domain name such as http://www.ibm.com, how is this recognized by the computer as an IP address? How are IP addresses used?