explain the entire process that your computer executes from when you type www.google.com in your browser to when the actual page is displayed. Be sure to mention what happens in detail at layers 2, 3 and 4. Thanks in advance
Please stop spamming the forums here with your homework. You have a textbook that was probably quite expensive. We're not here to do it for you, regardless of how incompetent you are.
If it's legitimate, here's an easy way to understand how the computer executes the browser and what it does when you type in the address.
http://www.html5rocks.com/en/tutorials/internals/howbrowserswork/