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SI110 Homework Alpha: ________ Name: ____________________ Page 1 of 2 Collaboration Policy: Default MIDN Last, F. choose one: □ None □ XS110 □ EI with: (or more) □ MGSP □ Discussed with: ____________________________ Homework: /SI110/Cyber Battlefield/The Web & HTML 1. [ 10 / 8 / 5 / 0 ] Read the lecture notes! True or False: Since the web servers hosting a U.S. Navy ship’s web sites are located ashore, not on the ship, the person in charge of updating the website for each ship is a special web expert with offices in the Pentagon. Explain your response! 2. [ 30 / 25 / 15 / 0 ] For the following URLs: Circle (round corners) any protocol part, underline any server part, and draw a box (square corners) around any file system path part. a. file:///C:/Users/m199090/Desktop/si110/wwwIntro/ex1.html b. https://archive.org c. http://www.navysports.com/this-is-navy/beat-army.html 3. [ 10 / 8 / 5 / 0 ] When you visit this URL file:///C:/Users/beerus/catsrhax0r.jpg are you using: "the world wide web," the "Internet," neither, both? Explain your answer. 4. [ 25 / 20 / 10 / 0 ] You enter a URL in your browser and press Enter. The browser sends an HTTP GET request to the server, and the server sends back the content captured in the below linked file. What kind of file does it appear the server has sent back to the browser to render? Explain! Hint: What program can you use to view the raw bytes of a file? http://rona.academy.usna.edu/~si110/lec/wwwIntro/hw/http-reply-01.raw SI110 Homework Collaboration Policy: Default Page 2 of 2 5. [ 10 / 8 / 5 / 0 ] The web is a client-server system. Although we often speak of "web servers" we seldom use the term "web client". When we do use the term "web client", to what are we usually referring? 6. [ 15 / 10 / 5 / 0 ] Circle the letter of the diagram that best depicts the web-client/web-server interactions that take place when you put http://www.sportfanatic.com/index.html in your browser’s address bar. The source for the file index.html: <HTML> <HEAD> </HEAD> <BODY> This year’s super bowl will be on <A href="calendar.html">February 7, 2016</A>. Who are you rooting for? <IMG src="http://nfl.com/sb.jpg"> </BODY> </HTML> Your PC www.sportfanatic.com nfl.com ------------------------------------------------------------------------------------------ a. GET index.html index.html GET calendar.html calendar.html GET sb.jpg sb.jpg --------------------------------------------------------------- b. GET index.html index.html GET sb.jpg sb.jpg --------------------------------------------------------------- c. GET index.html GET sb.jpg sb.jpg Index.html & sb.jpg --------------------------------------------------------------- d. GET index.html and calendar.html Index.html & calendar.html sb.jpg GET sb.jpg
