Early Computers Were Meant To Be Used Only For Calculamanual Instruments Like The Abacus Have Aided People In Doing Calculations Since Ancient Times Early In The Industrial Revolution Some Mechanical Devices Were Built To Automate Long Tedious Tasks Such As Guiding Patterns For Looms More Sophisticated Electrical Machines Did Specialized Analog Calculations In The Early 0th Century The First Digital Electronic Calculating Machines Were Developed During World War II Both Electromechanical And Using Thermionic Valves The First Semiconductor Transistors In The Late 1940s Were Followed By The Silicon Based MOSFET MOS Transistor And Monolithic Integrated Circuit Chip Technologies In The Late 1950s Leading To The Microprocessor And The Microcomputer Revolution In The 1970s The Speed Power And Versatility Of Computers Have Been Increasing Dramatically Ever Since Then With Transistor Counts Increasing At A Rapid Pace Moores Law Noted That Counts Doubled Every Two Years Leading To The Digitaution
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