homework-computer-technology

Connecting to and Setting up a Network

1. List the four layers of the protocol stack used when an email client requests email over the Internet?

a. Layer One

b. Layer Two

c. Layer Three

d. Layer Four

2. What protocol does a web browser normally use?

3. At which TCP/IP layer does a web browser work?

4. When more than one application is running on a server, how does IP know which service should be presented a data packet?

5. When configuring a network connection to the Internet, you might need to enter the IP address of the computer, the DNS server, the subnet mask, and the default gateway. Of these four items, which is used to determine whether a remote computer is on the same network or a remote network?

6. Of the four items in Question 5, which is used to relate a domain name to an IP address?