Government Engineering College, Modasa

2nd Computer

Guided By : Prof. G. N. Limbad

Important Inventions that changed the Modern World

(1) Rajan Patel(2) Pratik Vaishnav(3) Harsh Pathak(4) Karan Patel(5) Shailesh Baria(6) Shrenik Thakkar

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Prepared By :

Introduction

The popular name for the Internet is the information superhighway.

When two computers are connected over the Internet, they can send and receive all kinds of information such as text, graphics, voice, video, and computer programs.

A global computer network providing a variety of information and communication facilities, consisting of interconnected networks using standardized communication protocols.(By Google)

A means of connecting a computer to any other computer anywhere in the world via dedicated routers and servers.

Definitions :

Who invented the INTERNET ?

Robert Kahn

Vinton Gray

The Internet pioneer

The founder of TCP

The Father of the Internet

The founder of MCI Mail Service

Also known as “Vint Cerf”

The founder of WWW

Tim Berners-Lee Inventor of World Wide Web

Make a Successful Communication Between HTTP Client and Server via internet

The First website in the world was build by Tim Berners-Lee at CERN. CERN --- European Council for Nuclear Research (in English)

The First Website is…

http://info.cern.ch/hypertext/WWW/TheProject.html

Use of the Internet

84

16

8

51

Users - 2005

61

3931

77

Users - 2013

Not using the Internet

Using the Internet

Users in the developing world

Users in the developed world

Advantages & Disadvantages

Advantages : We can learn additional knowledge and collect useful information that we need

Big library, Search lots of useful information

Browse information from Google Search, Yahoo Search and others

Read news, novel, and comic or find some references

People can communicate easily by MSN, AIM, Yahoo Messenger, Skype, Facebook

Disadvantages : Online gaming, gambling, stock market cause unhealthy human life It makes them wallow in an unreal and virtual world. For example, people who are

addicted by online games, they will treat the game as a real life world and spend most of their time on it.

This can make their health become worse day by day.

Conclusion : Nothing can be perfect. Just like the internet have its advantages and also the

disadvantages. We must know the advantages and used on it as well.

CAPTCHAThe full of form CAPTCHA is….

"Completely Automated Public Turing test to tell Computers and Humans Apart"

• CAPTCHAs are used to prevent bots from using various types of computing services or collecting certain types of sensitive information.

• Applications include preventing bots from taking part in online polls, registering for free email accounts (which may then be used to send spam) and collecting email addresses.

• CAPTCHAs can prevent bot-generated spam by requiring that the (unrecognized) sender pass a CAPTCHA test before the email message is delivered

Introduction

Transport or transportation is the movement of people.

Modes of transport include air, rail, road, water, cable, pipeline and space.

Here we will discuss only road transportation.

Now in time Vehicles traveling on these networks may include automobiles, bicycles, buses, trains, trucks, etc.

In the base of road transportation wheel role play more important part.

Wheel

We cannot imagine our lives without any kind of movement.

Wheels have made it easier for all of us to travel. The creation of wheels is perhaps the significant discovery.

It is unbelievable to visualize the globe with no wheels around.

The first ever wheel was discovered around 3,000 years ago.

After invention of wheel men could used

there were many types of carts like oxe cart,camel cart,horse cart,etc for transportion.

Bicycle

The bicycle was invented in Germany in 1817 by Baron Karl von Drais and its first speed record was 15 kilometres an hour.

The bicycle was made of wood and had no pedals.

Kirkpatrick Macmillan was a Scottish blacksmith. He is generally credited with inventing the rear-wheel driven bicycle with pedals. Macmillan allegedly completed construction of a pedal driven bicycle of wood in 1839.

The term bicycle was coined in France in the 1860s.

Motor Cycles

Motorcycle history begins in the second half of the 19th century.

Motorcycles are descended from the "safety bicycle," a bicycle with front and rear wheels of the same size and a pedal crank mechanism to drive the rear wheel.

The first commercial design for a self-propelled bicycle was a three-wheel design called the Butler Petrol Cycle, conceived of and built by Edward Butler in England in 1884.

In motorcycle there are so many changes since 19th century to till nowadays.

Cars

Henry Ford wanted to change transportation in the world.

Henry Ford, a famous car company founder, designed the world’s biggest car manufacturer, manufacturing over 15 million Model Ts by 1927.

Karl benz is founder of mercedec benz. Karl Benz was born on November 25, 1844 in Karlsruhe, Germany.

Karl benz is founder of Mercedes benz company of luxurious cars. An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers.

What is ELECTRICITY ?

• Electricity is generated from the motion of tiny charged atomic particles called electrons and protons!

Protons = +Electrons = -

electron

neutron

proton

Inventors and Inventions

1752 – Lightning Rod 1879 – Light BulbBen Franklin Thomas Edison

1800 – Electric Battery 1888 – AC PowerCount Alessandro Volta Nikola Tesla

1805 – Refrigerator 1910 – FlashlightOliver Evans Conrad Hubert

1876 – Telephone 1920 – Traffic LightAlexander Graham Bell Garrett

Morgan

Power Plant Generation Capacity

How Electricity reach our Home ?

Life without ELECTRICITY

• How would you prepare your lunch?

• How would you wash clothes?• When would you go to bed?

Think about all the luxuries the discovery of Electricity has brought us!

No Television No Radio No Lights

ReferenceGoogle : http://www.google.co.in

Wikipedia : http://en.wikipedia.org

Ask.com : http://www.ask.com