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Abacus is the first thing to caculate easier. It is made in B.C2600
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A french philosopher, he invented an automatic caculator but it only can add and subtract
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He is a german who developed a caculator better than Pascal's caculator. It can add, subtract, multiply and devide. He is the first person who developed an automatic caculator with multiply and devide
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Charles Babbage is first person who developed the modern digital computer. He is also called 'grandfather of the computer'.
He would be famous but people thought he is a crazy guy. Only some people understood his idea. -
She is the first programmer of the computer. If Charles Babbage was working hard on the hardware, Ada Lovelace is working on the software.She is a mathemetician. She is one of the person who knew the importance of the Charles Babbage's idea.
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He is the founder pf the computer science. He is a philosopher, mathematician and codebreaker. He translated many codes from Nazis
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this is the first generation of computer
This is big, made out of glass
This had many problems because the computers are huge with vacuum tube -
This is the first calculator
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this is the second generation of computer.
It is smaller, not fragile and it stays longer than the vacuum tube -
IC is the third generation of computer
It is bigger than transister, but it works 100 times better than transister -
Microprocessor is the 4th generation of the computer.
It is also called CPU. Microprocessor is used for many ways.
We use it for computers, phones, and other things. -
The first laptop is called GRID Compass 1100. This laptop has small screen, only black and has no design
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The laptop has bigger screen but it doesn't have any designs yet
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This laptop has only black and has no design but it has bigger screen than the before one.
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Now the laptop is colorful and has many designs
