History of Computers Timeline

The first electronic digital computer

1937

In 1937 the first electronic digital computer was built by Dr. John V. Atanasoff and Clifford Berry. It was called the Atanasoff-Berry Computer (ABC) (http://people.bu.edu/baws/brief%20computer%20history.html)

The Colosuss

1943

In 1943 an electronic computer name the Colossus was built for the military.

The first general purpose computer

1946

Other developments continued until in 1946 the first general– purpose digital computer, the ENIAC was built. It is said that this computer weighed 30 tons, and had 18,000 vacuum tubes which was used for processing. When this computer was turned on for the first time lights dim in sections of Philadelphia. Computers of this generation could only perform single task, and they had no operating system.
(http://people.bu.edu/baws/brief%20computer%20history.html)

The first computer for commercial use

1951

In 1951 the first computer for commercial use was introduced to the public; the Universal Automatic Computer (UNIVAC 1).
(http://people.bu.edu/baws/brief%20computer%20history.html)

The IBM

1953

In 1953 the International Business Machine (IBM) 650 and 700 series computers made their mark in the computer world. During this generation of computers over 100 computer programming languages were developed, computers had memory and operating systems. Storage media such as tape and disk were in use also were printers for output. (http://people.bu.edu/baws/brief%20computer%20history.html)

The Microsoft Disk Operating System

1980

In 1980 Microsoft Disk Operating System (MS-Dos)(http://people.bu.edu/baws/brief%20computer%20history.html)

The first personal and office use computer

1981

In 1981 IBM introduced the personal computer (PC) for home and office use.
(http://people.bu.edu/baws/brief%20computer%20history.html)

Today's Computers

2018

Now today's computers are more equipped and seen more in homes.