History of Computers

Essay specific features

 

Issue:

History

 

Written by:

Agustin M

 

Date added:

January 25, 2011

 

Level:

University

 

Grade:

B

 

No of pages / words:

4 / 1017

 

Was viewed:

2221 times

 

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Essay content:

The first abacus was invented by the people of Sumer. The Chinese abacus is better known, and was also called the Sau Pau (Ifrah 11). During the last fifty years or so, computers have become the complex electronic machines that we know today. Many people use these every day, and most don't realize how much they affect their daily life...
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During the early 20th century, before World War II, a need for calculating machines arose from the military. These first machines were usually designed to do one task each, so they were not general use, but specific use (Campbell-Kelly 1-3). During this time, the punched-card machine was more popular than digital computers...
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