Computers are integral to our daily lives and there are millions used daily. Computers are used at home, work, and school. They are also embedded into cars, phones, and cameras. Computers have many uses such as; word processing, internet, online banking, online classes, GPS systems, ATM machines, mobile phones, weather prediction. Computers go back all to the 1900’s, in 1939 the Hewlett-Packard. Hewlett-Packard Company or HP is an American multinational information technology corporation headquartered in Palo Alto, California. The company originated in a garage in nearby Palo Alto during a fellowship they had with a past professor during great depression. Electronic Numerical Integrator and Computer increased computing speed by 1,000x and they were the first electronic general purpose computer, it was heralded in the press as a “Giant Brain”. ENIAC was financed by the United States Army during World War II. Commodore Business Machines are U.S. based computer and electronics manufacturer with headquarters in West Chester, Pennsylvania. Commodore played a vital role in the development of the home-personal computer. Xerox opens Palo Alto Research Center in 1970.Steve Wozniak designed the Apple I in 1976. IBM introduced the PC in 1981. Some more history of computers from 1990-2009 in order: HTML developed; World Wide Web, Netscape and Yahoo, Microsoft releases Windows 95, YouTube; Windows Vista announced, Amazon releases he Kindle; Google releases Android, Microsoft releases Windows 7.
A computer is a device that performs the information-processing cycle which consist of four basic operations which are