O LEVEL- INTERNET TECHNOLOGY & WEB DESIGN

O LEVEL-PAPER 2nd -- M2-R4 :

INTERNET TECHNOLOGY & WEB DESIGN

THESE ARE THE QUESTIONS WHICH FREQUENTLY ASKED IN 

  LAST 10 YEARS -----

 Differences Between Internet , Intranet and Extranet

	Extranet	Internet	Intranet
Definition	Extranet is for individuals or group of personnel who want to send private information	A global network which is available to anyone who wants to access information	An intranet is unique to an organization or group of people who work together at a place
Privacy	Extremely Private	Public	Private intermediately
Dependency	Dependent on internet and intranet	Independent	Independent yet dependent on internet
Firewall	Yes	No	Can have

Key Differences Between Internet , Intranet and Extranet

1.    The Internet is a global network which is available to anyone who wants to access information. An intranet is unique to an organization or group of people who work together at a place. Extranet is for individuals or group of personnel who want to send private information.

2.    The Internet is a private network, the intranet is independent in its own way, but an extranet is dependent on internet and intranet.

3.    The Internet does not have firewall protection, the intranet can have firewall protection while extranet always has firewall protection.

4.    The Internet is used to gain general information. An intranet is used to share and see accurate Extranet is used to send and receive private information.

5.    The Internet is called a public domain, Intranet is known as a particular area while extranet is called private domain.

6.    The Internet can be used without any personal account. Intranet sometimes can require a login while extranet always requires a login.