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3000B.C. The counting board much like the later abacus is believed to be first
used by the Babylonians circa.
1868 Christopher Sholes invents the typewriter in the United States utilizing
the QWERTY keyboard.
1952 IBM introduces the first IBM 701.
1955 William (Bill) H. Gates is born October 28, 1955.
1968 Sony invents trinitron.
1970 Intel announces the 1103, a new memory chip containing more than 1,000
bits of information. This chip is classified as random-access memory (RAM).
1971 The first 8" floppy diskette drive was introduced
1971 Intel develops the the first processor, the 4004
1975 MITS ships one of the first PCs, the Altair 8800 with one kilobyte (KB)
of memory. The computer is ordered as a mail-order kit for $397.00
1975 Paul Allen and Bill Gates write the first computer language program for
personal computers, which is a form of BASIC designed for the Altair. Gates
later drops out of Harvard and founds Microsoft with Allen.
1976 Microsoft introduces an improved version of BASIC.
1978 Epson introduces the TX-80, which becomes the first successful dot matrix
printer for personal computers.
1981 MS-DOS 1.0 was released August, 1981.
1983 The QIC Standard becomes the first standard in the computer history for
tape drives.
1984 The 3.5-inch floppy diskette is introduced and later becomes an industry
standard.
1984 University of Southern California professor Fred Cohen creates alarm when
he warns the public about computer viruses in his Computer Virus - Theory and
Experiments paper.
1987 IBM introduces the PS / 2 personal computer, which has improved graphics,
a 3.5-inch diskette drive, and proprietary bus to help prevent clone makers
competition.
1991 Following its decision not to develop operating systems cooperatively with
IBM, Microsoft changes the name of OS/2 to Windows NT.
1993 Intel releases the Pentium Processor. The processor is a 60 MHz processor,
incorporates 3.2 million transistors and sells for $878.00.
1995 USB standard is released.
1997 Bill Gates is now the world's richest businessman.
2001 April 20, Dell computers becomes the largest PC maker.
2001 USB 2.0 is introduced.
2001 Microsoft Windows XP home and professional editions are released October
25, 2001.