Internet-internet is a network of network in which is combination with telephone line or radio waves. It came in category of wan (wide area network).
Development of internet-the development of internet start after a second world war and credit of this development goes to US department of defense.
The first network developed by this department is called "ARPANET" and after the same time when network spread all over the world it is known as Internet.
WWW (World Wide Web) The internet and WWW are closely related, but not the same. The internet is a set of network, but WWW is a collection of document or information.
Web browser, all software that are useful to open and close a website on internet is called web browser. Example-Internet Explorer.
Lan- Local area network 0 to 10 km
Man- metropolitan area network 10-100 km
Wan- wide area network 100-above
Modem-modulator/demodulator
ISP-internet service provider
TCP- transmission control protocol
HTML- HyperText Markup Language
IP- internet protocol
HTTP-hypertext transfer protocol
E-Mail- electronic mail
URL-uniform resource locator
GSM- global system for mobile communication
WLL- wire in local loop
2G communication- Voice communication.
3G communication- voice and picture communication
4G communication- fourth generation wireless is 3G services on high speed and high quality of services.
5G communication- it is a new kind of network that designed to connect virtually everyone and everything together including machine, objects and devices. Efficiency improved from 4G network.
Internet Explorer-
Websites- it is a collection of webpages
Homepage- the first page of a website.
Web address- a website have a unique address. Which used to access line website through web browser.
Format of web address- following components are there in any web address.
Name of protocol- Http
Name of web server- www
Name of website- yahoo
Domain of website- .com
Example- http:www.yahoo.com
Domain name- com- commercial, edu- educational, gov-government, mil- military, net-network, org- organization, co-company,
Extra domain name-Au- Australia, ca-Canada, Denmark, fr-France, In-India, jp -Japan, United Kingdom
Internet-is a private network which can be accessed by a particular group of propless or organization.
Web browser- it is software, it is used to display a website/web page on computer screen.
Example- Internet Explorer,
Netscape Navigator,
Opera,
Mosaic,
Electronic mail - Rediff, Gmail, yahoo, Hotmail, Microsoft outlook.
It is an electronic mail which is used to send and receive messages through the internet.
Features-
High speed,
Cost-effective,
Ease to maintain record,
Save paper
Email address- a person can receive or send mail from it. If he or she has unique e-mail ID.
Inbox-here we receive new mail.
Draft-saved mails,
Sent-all sent mails,
Trash-deleted mails,
Spam-all spam mails,
Format
To- receiver address,
CC- carbon copy receiver (other receiver).
BCC- Blind carbon copy to hide other receiver address.
Subject-purpose of mail.
Add image, file and contacts.
Message box- to write matter.
Send-option to send mail.
Save- to move to the draft or saved mail.
Chatting-it is a medium to talk or chat between online users through text messages.
Video conferencing- it is a medium of audio and video messages.
Meeting- to do group meeting.
Search engine- it is a website that is used to search information on the internet.
Newsgroup- it is an online discovering
Video- it is explored video contents.
Shopping- it is explored shopping things.
Maps- to see the location.
Books- to explored reading material.
Finance- to see the share market stuff.
Flights- to book flights.
Search tool- to search other matter.
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