- are gateway to Web, sites which users set as their home page
- provide intial point of entry to the Web along wit specialized content and other services.
Yahoo Commercial
EXAMPLES OF PORTAL
Google is an American multinational technology company
specializing in Internet-related services and products. These include online
advertising technologies, search, cloud computing, and software.
Rapid growth since incorporation has triggered a chain of
products, acquisitions and partnerships beyond Google's core search engine. It
offers online productivity software including email (Gmail), a cloud storage
service (Google Drive), an office suite (Google Docs) and a social networking
service (Google+). Desktop products include applications for web browsing,
organizing and editing photos, and instant messaging. The company leads the
development of the Android mobile operating system and the browser-only Chrome
OS for a netbook known as a Chromebook.
- YAHOO
Yahoo Inc. is an American multinational Internet corporation
headquartered in Sunnyvale, California. It is globally known for its Web
portal, search engine Yahoo Search, and related services, including Yahoo
Directory, Yahoo Mail, Yahoo News,Yahoo Finance, Yahoo Groups, Yahoo Answers,
advertising, online mapping, video sharing, fantasy sports and its social
mediawebsite.
It is one of the most popular sites in the United States.
According to news sources, roughly 700 million people visit Yahoo websites
every month. Yahoo itself claims it attracts "more than half a billion
consumers every month in more than 30 languages
- BING
Bing is known previously as Live Search, Windows Live
Search, and MSN Search is a web search engine
from Microsoft.
Bing was unveiled by Microsoft CEO Steve Ballmer on May 28,
2009. Notable changes include the listing of search suggestions while queries
are entered and a list of related searches based on semantic technology from
Powerset, which Microsoft purchased in 2008.
On July 29, 2009, Microsoft and Yahoo! announced a deal in
which Bing would power Yahoo! Search.