Answer:
Charles Babbage, Ada Lovelace, Alan Turing, John Atanasoff and Clifford Berry, John von Neumann, Grace Hopper (All accredited with contributions)
Step-by-step explanation:
A computer is a programmable electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Mainframes, desktop and laptop computers, tablets, and smartphones are some of the different types of computers.