- A computer is a machine that can be programmed to complete both simple and complex tasks.
- Alan Turing presented the first idea of the modern computer in 1936 in his paper "On Computable Numbers".
- The first digital computer was Colossus and it was built between 1934 and 1945 by British codebreakers.
- The first digital computer built in the United States of America was ENIC (Electronic Numerical Integrator and Computer) in 1945.
- The first personal computer was the Kenbak-1, it was an 8-bit machine with 256 bytes of memory and was created by John Blankenbaker and the Kenbak Corporation in 1970.