INTERNET

Presented to: Dr MoafiaPresented by: Saba Iftikhar

Presented on:24/05/2016

WHAT IS INTERNET?Definition:

The Internet is a global web of computers connected to each other by wires. The Internet is like a superhighway.Example:

If you look at a map of big cities, smaller towns, and scattered houses, each is connected together with roads, railways, etc.. Internet connects people like computer connected by wires.

HISTORY 0F INTERNET

The internet first came about in February 1958 in America

A man named JCR Licklider invented it.

He imagined a globally interconnected set of computers

Leonard Kleinrock at MIT published the first theory in July 1961 and the first book on the subject in 1964

The internet began to grow rapidly in the 1970’s

It expanded further in the 1980’s as public was becoming more aware of it.

INTERNET GROWTH TRENDS1977: 111 hosts on Internet

1981: 213 hosts

1983: 562 hosts

1984: 1,000 hosts

1986: 5,000 hosts

1987: 10,000 hosts

1989: 100,000 hosts

1992: 1,000,000 hosts

2001: 150 – 175 million hosts

2002: over 200 million hosts

By 2014, about 90% of the planet will be on the Internet

INTERNET MAP

INTERNET TERMS

WWWBrowserSearch EngineURLDomainhtml

WWW The World Wide Web

BrowserSoftware program that allows a person to view WWW documents. Examples of browsers are Netscape, Microsoft Internet Explorer, Mosaic, Mac web, and Net cruiser.

SEARCH ENGINE

A web site that will help you search the Internet for key words, subjects, etc.

WHY IS IT USED?

The internet is used for many different things such as:

Talking to friends

Online shopping- buying items

Watching Videos

Research

Downloading/listening to music

ADVANTAGES

Faster Communication:The foremost target of Internet has always been speedy communication.

Entertainment : People prefer to see online movies, dramas, study

and for downloading games, movies songs documentary etc.

Cheap:Internet is one of the cheapest ways to communicate with each other, transfer data, posting of information etc.

Online News: Today some newspapers are uploaded, we can see

online news, matches, talk shows etc.

Online Education: Now a days we can teach, study online very

conveniently and easily

DISADVANTAGES

 It promotes violence and bad behavior within society, as it contains violent videos and other disturbing images

It can encourage negative activities such as pornography and pedophilia, these things can now be explored more openly due to the internet

It stops children from going out, as they wish to stay home and use the internet to talk to friends etc.

THANK YOU

ANY QUESTION