Earliest Computers
What happened in 1642?
The first mechanical adding machine was invented in 1642 by Blaise Pascal. It could only add and subtract.
What happened in 1975?
In 1975 the British Government made the existence of Colossus public.
During the Second World War, the world's first electronic computer was used. it was created by Alan Turing and called Colossus. It was used to break the codes used by the German armed forces.
When was the Internet protocol invented?
In 1989.
How do you connect to the Internet today?
Nowadays, you can connect your device to the Internet through Wi-Fi technology.
How does the Internet work? What does it do?
It's a way to transfer information from one digital device to another.
What happened in the Industrial Revolution? What was the date of this event (when did it happen)?
In 1801 Joseph Jacquard developed a system that used punched cards to give automated instructions to the looms (telares): the first instructions for a computer consisted of holes made in a piece of card.
What happened in 1944?
In 1944 Howard Aiken built the first multi-functional computer called Harvard Mark I.
This computer used electromagnetic switches to store information as a code. This is the binary system: switch on 1, switch off 0, the basis of all computing systems, even today.
Who was the British computer scientist who invented the Internet protocol?
Tim Berners-Lee.
What came first the Internet or Wi-Fi?
Wi-fi technology existed before the internet.
Complete the sentence: Various pieces of connected ________ and ________ make a lot of different steps possible.
Various pieces of connected hardware and software make a lot of different steps possible.
What happened in 1837?
Charles Babbage designed the first computer to calculate faster than a human.
Charles Babbage's plans for a computer used steam (vapor) as a power source. He called the Analytical Engine to his prototype.
What happened in 1953?
In 1953 IBM made a computer that used vacuum tubes instead of switches. Vacuum tubes were much faster than electrical switches
problems: they consumed a lot of energy and occupied a lot of space.
What is an internet protocol?
A way for any computer to connect to another.
Who invented Wi-Fi? When did they invent it?
An actor called Hedy Lamar and a film writer and composer called George Antheil invented Wi-Fi in 1942.
Ancient History: What is an abacus?
People used manual counting frames for simple mathematical operations.
Who was the first computer programmer? What did she do and when did she do it?
Ada Lovelace was the first computer programmer
In 1848 she wrote a sequence of commands for Babbage's Analytical Engine
Her day is the second Tuesday in October and recognizes the contributions of women in science technology, engineering, and maths.
What happened in 1958?
In 1958 the first Integrated circuit was invented. This invention allowed computer memoria to occupy less physical space.
What did he call his network of computers? What is it called today?
The WWW - World Wide Web. It is called the Internet.
What was the original idea for Wi-Fi? What was it going to be used for originally?
The original idea was to create a system to stop US military radio signals from being blocked by the enemy.
Fact: Did you know that your brain is more powerful than a computer? QUICK! What is 304 + 696?
1,000!
What was invented in 1884 and who invented it?
The first machine that could read, calculate, and summarise information was the tabulating machine invented by Herman Hollerith in 1884.
What happened in the 1960´s and 1970´s?
In the 1960's the microprocessor was invented.
In 1974 Intel produced the famous 8080 microprocessor: this allowed the creation of small personal computers
What does it permit/allow you to do?
Gives you access to information all around the world.
What are two things that are a part of everyday life for many people?
Wi-Fi and the Internet.
Riddle: What do you have to break before you can use it?
An egg!