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Friday, April 2, 2010

कम्प्युटर तथा कम्प्युटर सँग सम्वन्धित डिभाइसको ईतिहास

Computer History
Year/Enter

Computer History
Inventors/Inventions

Computer History
Description of Event

1936

Konrad Zuse - Z1 Computer

First freely programmable computer.

1942

John Atanasoff & Clifford Berry
ABC Computer

Who was first in the computing biz is not always as easy as ABC.

1944

Howard Aiken & Grace Hopper
Harvard Mark I Computer

The Harvard Mark 1 computer.

1946

John Presper Eckert & John W. Mauchly
ENIAC 1 Computer

20,000 vacuum tubes later...

1948

Frederic Williams & Tom Kilburn
Manchester Baby Computer & The Williams Tube

Baby and the Williams Tube turn on the memories.

1947/48

John Bardeen, Walter Brattain & Wiliam Shockley
The Transistor

No, a transistor is not a computer, but this invention greatly affected the history of computers.

1951

John Presper Eckert & John W. Mauchly
UNIVAC Computer

First commercial computer & able to pick presidential winners.

1953

International Business Machines
IBM 701 EDPM Computer

IBM enters into 'The History of Computers'.

1954

John Backus & IBM
FORTRAN Computer Programming Language

The first successful high level programming language.

1955
(In Use 1959)

Stanford Research Institute, Bank of America, and General Electric
ERMA and MICR

The first bank industry computer - also MICR (magnetic ink character recognition) for reading checks.

1958

Jack Kilby & Robert Noyce
The Integrated Circuit

Otherwise known as 'The Chip'

1962

Steve Russell & MIT
Spacewar Computer Game

The first computer game invented.

1964

Douglas Engelbart
Computer Mouse & Windows

Nicknamed the mouse because the tail came out the end.

1969

ARPAnet

The original Internet.

1970

Intel 1103 Computer Memory

The world's first available dynamic RAM chip.

1971

Faggin, Hoff & Mazor
Intel 4004 Computer Microprocessor

The first microprocessor.

1971

Alan Shugart &IBM
The "Floppy" Disk

Nicknamed the "Floppy" for its flexibility.

1973

Robert Metcalfe & Xerox
The Ethernet Computer Networking

Networking.

1974/75

Scelbi & Mark-8 Altair & IBM 5100 Computers

The first consumer computers.

1976/77

Apple I, II & TRS-80 & Commodore Pet Computers

More first consumer computers.

1978

Dan Bricklin & Bob Frankston
VisiCalc Spreadsheet Software

Any product that pays for itself in two weeks is a surefire winner.

1979

Seymour Rubenstein & Rob Barnaby
WordStar Software

Word Processors.

1981

IBM
The IBM PC - Home Computer

From an "Acorn" grows a personal computer revolution

1981

Microsoft
MS-DOS Computer Operating System

From "Quick And Dirty" comes the operating system of the century.

1983

Apple Lisa Computer

The first home computer with a GUI, graphical user interface.

1984

Apple Macintosh Computer

The more affordable home computer with a GUI.

1985

Microsoft Windows

Microsoft begins the friendly war with Apple.




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