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Pascaline
A mechanical calculator. Invented by the famous mathematician and philosopher Blaise Pascal. -
Period: to
Pascaline
A mechanical calculator. Invented by the famous mathematician and philosopher Blaise Pascal. -
Leibniz Wheel
A more sophisticated mechanical calculator. It was invented by a German mathematician called Gottfried Leibniz. -
Jacquard loom
The first machine ever that used the idea of storage and programming by Joseph-Marie Jacquard. -
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Jacquard loom
The first machine ever that used the idea of storage and programming by Joseph-Marie Jacquard. -
Difference Engine
It was invented by Charles Babbage and it was capable of doing a lot more than simple arithmetic operations. -
Analytical Engine
It was invented by Charles Babbage and it has similarities with modern computers. -
Tabulating Machine
It was invented by Herman Hollerith. This machine was a pecursor of modern computers. -
Mark I
It was built at Harvard University under the direction of Howard Aiken. The Mark I provided vital calculations during the second World War. The Mark I was followed by three more models (Mark I-IV). -
Z1
It was invented by Konrad Zuse. In addition it was a general-purpose mechanical computer. -
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Z1
It was invented by Konrad Zuse. In addition it was a general-purpose mechanical computer. -
ABC(Atanasoff Berry Computer)
It was invented by John V. Atanasoff and his assistant Clifford Berry and it was the first computer that encoded information electrically. -
The Colossus
The first programmable electronic digital computer. It was invented by a team of telehone engineers directed by Tommy Flowers. -
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The Colossus
The first programmable electronic digital computer. It was invented by a team of telehone engineers directed by Tommy Flowers. -
ENIAC(Electronic Numerical Inegrator and Calculator)
The first general-purpose totally electronic computer by John Mauchly and J. Presper Eckert. -
First Generation Computers
It is charactirized by emergence of costly comercial computers, affordable only by professionals. -
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First Generation Computers
It is charactirized by emergence of costly comercial computers, affordable only by professionals. -
Second Generation Computers
In second-generation computers, vacuum tubes were replaced by transistors. -
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Second Generation Computers
In second-generation computers, vacuum tubes were replaced by transistors. -
Third Generation Computers
The integrated circuit and the chip were invented which reduced the cost and the size of computers. -
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Third Generation Computers
The integrated circuit and the chip were invented which reduced the cost and the size of computers. -
Fourth Generation Computers
This period was first emerged the desktop computers. In addition the electronics industry andvanced and that allowed whole computer subsystems to fit on a circuit board. -
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Fourth Generation Computers
This period was first emerged the desktop computers. In addition the electronics industry andvanced and that allowed whole computer subsystems to fit on a circuit board. -
Fifth Generation Computers
The fifth generation is characterized by the miniaturization of computing machines. -
Period: to
Fifth Generation Computers
The fifth generation is characterized by the miniaturization of computing machines.