The phrase "Gone to Atlanta" is sometimes used humorously to refer to a webpage that no longer exists. The reference to Atlanta is its 404 phone area code being applied to the standard web server error 404 Page not found.

An applet is a small Java program that can be embedded in an HTML page and executed by a web browser. A Java Virtual Machine, built into the browser, interprets the instructions of the Java applet. Applets are not allowed to access certain resources on the local computer, such as files and serial devices, and are prohibited from communicating with most other computers across a network.

Accepting online credit card payments involves two accounts. An Internet Merchant Account is capable of receiving credit card payments from credit card providers. A Payment Gateway Account is an online credit card processor or transaction handler capable of hooking into credit card accounts belonging to the online shopper and the merchant's internet merchant account.

A Service Oriented Architecture (SOA) defines how two computing systems interact in such a way as to enable one to perform a unit of work on behalf of the other. SOA interfaces are protocol-independent, which means that different clients can communicate with a service in different ways. XML-based web services are the most common implementation of SOA.

According to usability expert Jakob Nielsen, people rarely read web pages word by word; instead, they scan the page, picking out individual words and sentences. Nielsen suggests using scanable text on web pages: highlighted keywords; meaningful sub-headings; bulleted lists; one idea per paragraph; and half the word count of conventional writing.

The official Geek.com definition of webmaster is "a blanket term that refers to the person responsible for running a website. It is associated more with server administration and HTML coding than other Web development, such as CGI scripting."

MC MCSE is a premier provider of free computer and technology certification resources. MC MCSE has been offering free study guides, practice exams, and related resources for over seven years. Visit www.mcmcse.com to see the latest certification news, and a well-organized website of helpful content and resources for learning and obtaining a professional technology certification.

A "Wiki" is a piece of server software that allows users to freely create and edit web page content using any web browser. Wiki supports hyperlinks and has a simple text syntax for creating new pages and cross links between internal pages on the fly. The result is a large collaboratively edited domain of reference web pages. The best-known wiki on the web is Wikepedia at www.wikipedia.org.

Steve Case started America Online (AOL) on May 24, 1985. AOL began as Quantum Computer Services, offering an online connection from Commodore 64 microcomputers to the Internet under the service name Q-Link. AOL went public in March 1992 and later was part of an infamous merger with Time Warner in 2000, which created the world's largest media company.

Usability testing is done to measure how well people can use a web site for its intended purpose. Usability testing measures how well web users respond in four areas: time, accuracy, recall, and emotional response. Web developers can improve the design and retest a website when testing finds cases where people have difficulty understanding instructions, manipulating parts, or interpreting feedback.

IBM sells its personal computing division to Lenovo Group for $1.75 billion on December 8, 2004. The deal makes China-based Lenovo the third-largest PC maker in the world, behind Dell and Hewlett-Packard. For IBM, the deal ends a twenty-five year run in the PC market but gives them a partnership with Lenovo, providing a franchise in the world's fastest, and soon to be largest, information technology market.

John Warnock and Charles Geschke leave Xerox PARC in 1982 in order to further develop and commercialize their PostScript page description language. Their new company, called Adobe, is named for the Adobe Creek in nearby Mountain View, California. The company's first success is the use of PostScript in the Apple LaserWriter printer product, which plays a significant role in the development of desktop publishing.

A "plug-In" is an application built into another application. Plug-ins for the web usually reside in web browsers such as Internet Explorer or Firefox. They are programs built in, or added, to handle a special type of data like e-mail, sound, or movie files. Examples include the Adobe PDF reader and the Macromedia Flash player.

The Domain Name System (DNS) is the internet service that transforms or translates domain names into an IP addresses. For instance, www.yahoo.com is translated into 66.94.234.13. The DNS system was developed by researchers and technicians at the University of Wisconsin during the early 1980s and deployed in 1985.

Google Labs is Google's technology playground. Google Labs at labs.google.com is a showcase of several ideas Google is working on but are not quite ready for general release. Take a peek at what Google is working on. Users are welcome try prototypes and send comments directly to the Googlers who developed them.

Google Maps offers a local search service for products and services. Web users enter key words or phrases along with a zip code or city and state. The search results list business names, addresses, phone numbers, website addresses, and map locations. Get your website included in the Google Map index at www.google.com/local/add/login.

A website user attempting to navigate to a page on a website that does not exist or has been removed will see the unsightly "404 - Page cannot be found error." Mitigate the unsightly 404 error page by creating a custom page that either lets the user know that the page they tried to visit no longer exists or redirects the user to the website's home or search page.

A "favicon" is a small image representing your company that is displayed in your web browsers web address bar. Invented by Microsoft, they add a little bit of dash to your organization branding efforts and are relatively easy to implement. You create a 16x16 pixel image representing your website's logo, brand, etc. and save the file as "favIcon.ico" in your web sites root directory.