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Period: to
first generation
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ENIAC
ENIAC created by John Mauchly and John Presper Eckert, took three years to build and was sponsored by the military. It had 17,468 vacuum tubes, 6,000 manual switches, covered 1,800 square feet of floor space, weighed 30 tons, consumed 160 kilowatts of power, and performed 5,000 operations per second. -
the whirlwind
A large scale that was used fpr digital computer that began at the Servomechanisms Laboratory of the Massachusetts Institute of Technology. -
First Transistor
the first transistor invented at Bell laboratories and replaced vacuum tubes. Started the second generation of computers. -
SAGE
semi automatic ground environment -
Sep 12 1958
Jack Kilby created the first intergrated circuit and it permitted computers to be lighter and smaller then they currently were in 1958. It was the size of the point of a pencil and was capable of holding thousands of transistors. -
Period: to
Second Generation
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First computer mouse
Doug Engelbart developed the first computer mouse -
Minicomputers
first minicomputer was developed -
CTRS
a real time computerized ticket reservation system for American Airyways. -
Period: to
Third generation
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Moores Law
the number of transistors that occurred on a microchip would double each year. -
entergrated electronics
intergrated electronics were found which develps more sophisticated memory chips -
IBM system
the IBM system/370 replaced their System/360 with a system that only used intergrated circuits. -
INTEL 4004
the first microprocessor chip called the INTEL 4004. Was developed by Intel engineers Federico Faggin, Ted Hoff, and Stan Mazor. It had the capability to hold millions of transistors. It was the central processing unit for the computer. -
Period: to
Fourth generation
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INTEL 8008 micro processor
more advanced version of the 4004 model -
first operating system
the first operating sytem for microcomputers was develpoed by Gary Kildall and John Torode. -
MOS technologies
MOS technologies announced the development of the 6502 processor. -
The first laptop (Adams Osbourne)
: the first laptop was invented by Adam Osborne. It was called the Osborne 1. It had a five inch screen and two five and one fourth inch disk drives. It had basic word processing and a spread sheet program and cost $1,795. -
Intelligent developments
inteliligent computers, intelligent robots, video cameras, and other new developments were made. -
First PDA
The First PDA, had several apps, one being notes in which u can write personal messages in your own handwriting. It has the capability to interpret your handwriting. It was 4.5 x 7 inches and one inch thick. -
Period: to
Fifth generation
