Lekshmi.A.LS2 ,MLISc

PORTALS

What is PORTAL

“One specially designed Web page at a website which brings information together from diverse sources in a uniform way”.

“A portal represents a website that provides a single point of access to applications and information”.

“A portal is a unified gateway to several dynamic information sources”.

FEATURES

Each information source gets its

dedicated area on the page for

displaying information- a portlet

Variants of portals

-Mash up (web application hybrid)

-intranet “dash boards”(for

executives and managers)

FEATURES

The extent to which content displayed in

a uniform way depend on

-intended user

-purpose

-diversity of the content

Portal may use a search engine API to

permit users to search intranet content.

FEATURES

Services offered:

-e-mail

-news

-stock quotes

-information from databases

-entertainment content

Early public web portals

AOLExciteNetvibesiGoogleMSN

NaverLycosIndiatimesRediffSifyYahoo!

CLASSIFICATION

1) HORIZONTAL PORTAL

2) VERTICAL PORTAL( Vortal )

HORIZONTAL PORTAL

Platform to several

companies in the same economic

sector or to the same type of

manufacturers or distributers.

VERTICAL PORTAL

Specialized entry point to a specific market or industry niche, subject area or interest

Vertical Information Portals (VIPs) provide;

- news

- editorial content

- digital publications

- e-commerce capabilities

Dynamic multimedia applications;

- social networking

- video posting

- blogging

TYPES1. Personal portals

2. Government web portals

3. Cultural portals

4. Corporate web portals

5. Stock portals

6. Search portals

7. Tender portals

8. Hosted web portals

9. Domain-specific portals

PERSONAL PORTALS

Web page at a website on the World Wide

Web or local HTML home page including

Javascript

Typically provides personalized

capabilities to its visitors or its local user

and the pathway to other content

PERSONAL PORTALS

Designed to use distributed applications,different

numbers and types of middleware and hardware

Provide services from a number of different

sources and may run on a non-standard local web

browser

Eg :

contents presented on PCs, PDAs and

cell phones

GOVERNMENT WEB PORTALS Included primary portals to the governments

and portals developed for specific audiences

Eg:

• australia.gov.au

• india.gov.in

• National Resource Directory

• saudi.gov.sa

CULTURAL PORTALS

Aggregate digitized cultural collections

of galleries, libraries, archives and

museums

Provide a point of access to invisible

web cultural content that may not be

indexed by standard search engines

CULTURAL PORTALS Usually based around a specific national or

regional groupings of institutions

E.g.:

-Digital NZ

-Europeana

-Trove

CORPORATE WEB PORTALS

Common during 1990s

Include workflow management

,collaboration between work groups, and

policy-managed content publication

CORPORATE WEB PORTALS

Allow internal and external access to

specific corporate information using

secured authentication or single sign-on

Offers customers and employees self -

service opportunities

STOCK PORTALS

Known as stock share-portals,stock

market portals or stock exchange

portals

Web-based applications that facilitates

informing the share-holders with

substantial online data such as the

latest price,ask/bids , the latest

news,reports and announcements

SEARCH PORTALS

Aggregate results from several search

engines into one page

Popular search engines are

- Google

- MSN

- Yahoo!

- AOL

TENDER PORTALS

Gateway for government suppliers to bid on

providing goods and services

Allow users to search, modify, submit, review and

archive data in order to provide a complete online

tendering process

TENDER PORTALS

Online tendering involves

- Receive notification of the

tenders

- Receive tender documents

online

- Fill out the forms online

- Submit proposals and

documents

- Submit bids

HOSTED WEB PORTALS

A tool for publishing information and

presenting correlated data from

distributed databases

Include hosted databases,document

management,e-mail, discussion forums

HOSTED WEB PORTALS

Automatically personalize the content

generated from hosted web portal

modules to provide a personalized

experience to their users

E.g.:

Hyperoffice.com

Internetportal.com

DOMAIN SPECIFIC PORTALS Specific to the particular domain

,offering access to related companies

and services

e.g..:

- growth in property portals

- clinical trial specific portal

CONCLUSION

Portals are the gateway to

the information. The main concept is to

present the user with a single web page

that brings together or aggregates

content from a number of other systems

or servers. Portal metaphors are widely

used by public library sites for borrowers

for using a login as users and by

university intranets for students and for

faculty.

references

En.wikipedia.org/wiki/web-portal