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madyapadma
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Sunday, January 16, 2011

Yahoo!



Yahoo! Inc. is an American public corporation with headquarters in Sunnyvale, California, (in Silicon Valley), that provides services via the Internet worldwide. The company is perhaps best known for its web portal, search engine (Yahoo! Search), Yahoo! Directory, Yahoo! Mail, Yahoo! News, advertising, online mapping (Yahoo! Maps), video sharing (Yahoo! Video), and social media websites and services.

Yahoo! was founded by Jerry Yang and David Filo in January 1994 and was incorporated on March 1, 1995. On January 13, 2009, Yahoo! appointed Carol Bartz, former executive chairperson of Autodesk, as its new chief executive officer and a member of the board of directors.

History and Growth

In January 1994, Jerry Yang and David Filo were Electrical Engineering graduate students at Stanford University when they created a website named "David and Jerry's Guide to the World Wide Web". David and Jerry's Guide to the World Wide Web was a directory of other web sites, organized in a hierarchy, as opposed to a searchable index of pages. In April 1994, "David and Jerry's Guide to the World Wide Web" was renamed "Yahoo!". The yahoo.com domain was created on January 18, 1995.

Yahoo! grew rapidly throughout the 90s. Like many search engines and web directories, Yahoo! diversified into a Web portal. It also made many high-profile acquisitions. Its stock price skyrocketed during the dot com bubble, Yahoo! stocks closing at an all-time high of $118.75 a share on 3 January 2000. However, after the dot come bubble burst, it reached an all-time low of $8.11.

In 2000, Yahoo! began using Google for search results. Over the next four years, it developed its own search technologies, which it began using in 2004. Yahoo! also revamped its mail service to compete with Google's Gmail in 2007. The company struggled through 2008, with several large layoffs.

In February 2008, Microsoft Corporation made an unsolicited bid to acquire Yahoo! for USD $44.6 billion. Yahoo! subsequently formally rejected the bid, claiming that it "substantially undervalues" Yahoo! and was not in the interest of its shareholders. Three years later, Yahoo! had a stock market capitalization of USD $22.24 billion. Carol Bartz replaced cofounder Jerry Yang in January 2009

Products and Services

Yahoo! operates the web portal http://www.yahoo.com which provides content including the latest news, entertainment, and sports information. The portal also gives users access to other Yahoo! services like Yahoo! Mail, Yahoo! Maps, Yahoo! Finance, Yahoo! Groups and Yahoo! Messenger.

Storing Personal Information and Tracking Usage

Working with comScore, The New York Times found that Yahoo! is able to collect far more data about Web users than its competitors from its Web sites and its advertising network. By one measure, on average Yahoo! had the potential in December 2007 to build a profile of 2,500 records per month about each of its visitors.

As of May 22, 2008, An article in computer world states that Yahoo has a 2-petabyte, specially built data warehouse, which it uses to analyze the behavior of its half-billion Web visitors per month, processing 24 billion events a day. Yahoo Claimed it is expected to grow in multiples of 10 petabytes by 2009 and that this database is the largest in the world. In contrast the internal revenue services database of all taxpayers weighs in at only 150 TB.

As of December 18, 2008, Yahoo! retains search requests for a period of 13 months. However, In response to European Regulators Yahoo scrambles the last eight digits of a users IP address after three months, rendering them partially anonymous.

Communication

Yahoo! provides Internet communication services such as Yahoo! Messenger and Yahoo! Mail. In March 2007, Yahoo! announced that their e-mail service would offer unlimited storage beginning May 2007.

Yahoo! also offers social networking services and user-generated content in products such as My Web, Yahoo! Personals, Yahoo! 360°, Delicious, Flickr and Yahoo! Buzz.

Yahoo! Photos was shut down on September 20, 2007, in favor of Flickr. On October 16, 2007, Yahoo! announced that they would no longer provide support or perform bug fixes on Yahoo! 360° as they intended to abandon it in early 2008 in favor of a "universal profile" that will be similar to their Mash experimental system.

Content

Yahoo! partners with numerous content providers in products such as Yahoo! Sports, Yahoo! Finance, Yahoo! Music, Yahoo! Movies, Yahoo! News, Yahoo! Answers and Yahoo! Games to provide media content and news. Yahoo! also provides a personalization service, My Yahoo!, which enables users to combine their favorite Yahoo! features, content feeds and information onto a single page.

On March 31, 2008, Yahoo! launched Shine, a site tailored for women seeking online information and advice between the ages of 25 and 54.

Co-Branded Internet Service

Yahoo! has developed partnerships with different broadband providers such as AT&T (via BellSouth & SBC), Verizon Communications, Rogers Communications and British Telecom, offering a range of free and premium Yahoo! content and services to subscribers.

Mobile Service

Yahoo! Mobile offers services for on-the-go messaging, such as email, instant messaging and mobile blogging; information services, search and alerts; entertainment, ring tones, and Yahoo! Photos for camera phones.

Yahoo! also introduced its Internet search system, called oneSearch, developed for mobile phones on March 20, 2007. The company's officials stated that in distinction from ordinary Web searches, Yahoo!'s new service presents a list of actual information, which may include: news headlines, images from Yahoo!'s Flickr photos site, business listings, local weather and links to other sites. Instead of showing only, for example, popular movies or some critical reviews, oneSearch lists local theaters that at the moment are playing a certain movie, user ratings and news headlines regarding the movie. A zip code or city name is required for Yahoo! oneSearch to start delivering local search results.

The results of a Web search are listed on a single page and are prioritized into categories. The list of results is based on calculations that Yahoo! computers make on certain information the user is seeking.

Yahoo! uses Novarra's mobile content transcoding service for the oneSearch platform.

On October 8, 2010, Yahoo! announced plans to brings video chat to iPhones and Android-based phones via its popular Yahoo Messenger instant messaging service.

Commerce

Yahoo! offers commerce services such as Yahoo! Shopping, Yahoo! Autos, Yahoo! Real Estate and Yahoo! Travel, which enables users to gather relevant information and make commercial transactions and purchases online. Yahoo! Auctions were discontinued in 2007 except for Asia.

Small Business

Yahoo! provides services such as Yahoo! Domains, Yahoo! Web Hosting, Yahoo! Merchant Solutions, Yahoo! Business Email and Yahoo! Store to small business owners and professionals allowing them to build their own online stores using Yahoo!'s tools.

Yahoo! also offers HotJobs to help recruiters find the talent they seek.


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