2)Google Catalogs
The searching of various catalogs are made available by Google catalogs. It used character recognition, users can search for a text string in these catalogs in a similar fashion to how they would search for materials on the general web.
3)Google Directory
The directory is a subset of the links in Google's database arranged into hierarchical subcategories like an advanced Yellow Pages of the web.
4)Froggle
Google announced Froogle in Dec 2003, a price engine-like spin-off that searches online stores for particular products. It is now offering in Wireless Markup Language (WML) form and can be accessed from cellphones or other wireless devices that have support for WML. Froogle organizes its results by relevence.
5)Google Groups
Google maintains a Usenet archive, called Google Groups. Its Groups service includes archives mailing lists in addition to usenet posts, using the same interface as Gmail. Google Groups is much more advanced than the last, letting you more easily join a group, make a group, and track your favorite topics.
6)Google Images
Google Images allows users to search the web for image content. The keywords for the image search are based on the filename of the image, the link text pointing to the image, and text adjacent to the image.
7)Google Labs
Google Labs consists of all of Google's experimental technologies. The Google Labs site allows user to access Google Suggest, Google Desktop Search, and other web technologies.
8)Google Local
Google Local helps one to focus the search on a specific geographic location. Google Local display the website of the businesses, phone number and address. It is now the basis of Google Maps.
9)Google Maps
The service features draggable maps, a location search, and turn-by-turn directions. It has received praises for the speed of its operation, produced by the pre-rendering the maps.
10)Google Mobile
It allows users to search using Google from wireless devices such as mobile phone and PDAs.
11)Google News
The service covers news articles that appeared within the past 30 days on news websites in different language, from various countries. It provides around the first 200 characters and links to the full article. Users can request Google News Alerts on various topics by subscribing while using key words. An email is sent when a news article matching the request comes online.
12)Google Scholar
Google Scholar indexes and searches academic literature across an array of sources and disciplines. Results are ranked by the "relevance", which is based largely on the number of citations.
13)Google Special
It allows users to perform special searches such as U.S. Government Search, Linux Search, BSD Search, Apple Macintosh Search, and a Microsoft Windows Search.
14)Google University
Allows users to search within certain University domains.
15) Google Video
It allows users to search through television content based on title, network or a closed caption transcript.
16)Google Web Search
Google is most famous for its search engine. It has indexed over 8 billion Web sites, has 200 million requests a day and is the largest search engine on the Internet.
Google Tools
1)Blogger
Blogger is a service to make weblog publishing easier. The user does not need to write any code/ worry about installing server software or scripts. The user can influence the design of his blog freely.
2)Google Browser Buttons
This tool allows users to put links to Google services in their web browsers.
3)Gmail
A free webmail service by Google. It can generate revenue by displaying advertisements from the AdWords service based on words in users' e-mail messages.\
4)Google Language Tool
This tool allows users to use Google in many different languages. Furthermore, it can translate from one language to another.
5)Google Web API
The Google Web API is a public interface for registered developers. It uses Simple Object Access Protocol (SOAP), a program that writes services for search and data mining twhich rely on Google's results. Furthermore, websurfers can view cached pages and make suggestions for better spelling.
Google Programs
1)AdSense
AdSense enables text or image advertisements to be displayed on Web sites that need advertisments to raise money. The ads are administered by Google and it generates revenue on per-click basis.
2)AdWords
AdWords is a service that allows advertisers' advertisments to appear on any Google search page, GMail or AdSense when certain keywords are displayed using a self-service system. The AdWords service is Google's largest source of income. The advertiser pays Google on per-click basis, and there is a bidding system to determine ad's ranking.
Google Downloads
1)Google Earth
Google Earth uses online satellite maps that has the ability to view geographical information in 3D view. It covers over 80 major metropolitan areas and thousands of cities. The data is updated every two to three years on average.
2)Google Desktop Search
It runs locally on a PC and will index all Microsoft Outlook, Outlook Express, Netscape Mail, Thunderbird emails, text documents, Microsoft Office documents, AOL Instant Messenger conversations, Internet Explorer, Mozilla, Firefox,and Netscape history on that PC, PDF, music, images, video, and allow the user to search them from a browser. Google Desktop Search is an extension of Google Search. After indexing a user's files, his or her local results will turn up on normal Google search on his or her local computer.
3)Picasa
The aim of the software was to make photo editing simple and easy to use. It also allows managing and sharing of digital photos.
Reference: http://www.linksandlaw.com/technicalbackground-Google-Services.htm
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