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Learn about the first automatic, mechanical calculator designed by British mathematician Charles Babbage in 1822. Find out how his invention was constructed, how it worked and why it was ahead of its time.
The Harvard Mark I computer, also known as the IBM Automatic Sequence Controlled Calculator (ASCC), was the first electromechanical computer capable of automated complex calculations.It weighed ...
Learn about the computer definition, trace the evolution of computer software and hardware, and identify the uses of computers. Explore the timeline of key events in the history of computers, from ...
The very first computer programmer was Ada Lovelace, who was writing sequences for computers that didn't even exist yet. She also predicted that sound, music, text, and pictures could be made digital.
In 1975, John Walker, a computer programmer, created the first Trojan. A Trojan is a computer virus that cannot replicate itself but instead, propagates itself by attaching to user programs, files ...
Learn about the first operating system, CP/M, and its inventor, Gary Kildall. Explore the categories and functions of different operating systems for computers and devices.
Learn what booting a computer means and how it works. Watch a video lesson that explains the boot process, the bootloader program, BIOS, and how to troubleshoot issues.
Computer output devices allow users to visualize or hear the information stored inside personal computers. Learn about the different computer output devices, the different types of monitors, speakers, and printers, their characteristics, and how to choose the right device.
Electronic Computing Devices. A digital electronic computer refers to the computing device that is designed to execute various mathematical or logical operations with high-speed.
How big was the first computer? Briefly describe what an Interface is and how it can be used in an object-oriented program. Provide example pseudocode showing how an IAnimal Interface might be constructed.