The exam will be based on Chapters 1-3 of the textbook, classroom presentations, and homework assignments 1 through 3.

For the midterm exam you should be able to:

• Tell what an Internet Protocol Address (IP Address) is, and how IP Addresses are used when sending messages between devices connected to the Internet.
• Identify the components of the header portion of an IP message.
• Explain how port numbers are used during the delivery of IP messages from one program to another.
• Tell how a client and server program exchange messages over the Internet.
• Identify the components of a URL.
• Explain the role played by the Domain Name Service (DNS) in Internet communications.
• Give the names of the Internet Protocols used for the world wide web, email, and file transfer.
• Tell what port number is the default for HTTP request messages.
• Name the two most widely used HTTP servers, what computer systems they run on, and which one we use in the laboratory.
• Name the five most most-widely used HTTP clients and tell what computer systems they run on.
• Give the term commonly used for HTTP clients; alternatively, tell what a “browser” is.
• Tell what is so special about Internet Explorer 9.
• Tell the difference between HTML and XHTML
• Identify and/or define various terms related to HTML syntax: element, tag, start tag, end tag, attribute, attribute name, attribute value.
• Be able to correct syntax errors in XHTML code.
• Tell why we are using XHTML instead of HTML for our code in this course.
• Explain the tree structure of an HTML document and explain how it relates to the nested structure of HTML elements in a document.
• Explain the tree structure of a file system
• Describe two signficant difference between Unix file systems and Windows file systems (case sensitivity and direction of slashes in pathnames); tell which one the World Wide Web is based on.
• Define the term Document Root and explain how a server’s Document Root relates to the pathname part of a URL.
• Explain the use of tilde (~) in URLs.
• Explain why you have to be logged into a computer to view your web page when using tilde notation.
• Explain the “roaming profile” facility used in the lab.
• Tell how to submit coding assignments in this course, and what I do when I grade them.
• Explain the purpose of Lorem Ipsum text and tell how to get some.
• List the HTML elements that are used for headings, paragraphs, and all three types of lists.
• Give the syntax rules for constructing lists.
• Tell which element of a web page contains the elements that actually appear in the browser window.
• Tell what the title element does.
• Tell why it is important to use UTF-8 encoding for all web pages.
• Give the MIME types for XHTML, plain HTML, and cascading style sheet documents.
• Explain what the W3C Validator does.