1936 and 1938
People also ask
Who invented the first mechanical computer and when?
Charles Babbage invented the first mechanical computer, called the Difference Engine, in 1821 and completed it in 1832. The Difference Engine could perform simple calculations and compile mathematical tables.
Was the Analytical Engine the first computer ever?
That is because some consider the Analytical Engine to be the true pioneering idea behind modern computers rather than the one invented by Babbage. Unlike the limited potential of its parent project, the Engine was conceptualized to be able to do multiplication and division as well.
What was the first computer program in history?
Their first program, consisting of seventeen instructions and written by Kilburn, ran on June 21st, 1948. This was the first program in history to run on a digital, electronic, stored-program computer.
What is the history of the laptop?
The first truly portable computer or laptop is considered to be the Osborne I, which was released in April 1981 and developed by Adam Osborne. The Osborne I weighed 24.5-pounds, had a 5-inch display, 64 KB of memory, two 5 1/4 floppy drives, ran the CP/M 2.2 operating system, included a modem, and cost $1,795.