When was computer invented? and what does it do?

Charles Babbage is the father of the computer.He created computer for the mathematical calculation which is previously done by people to help them or to minimize the risk of getting wrong answer the computer has created.It is one of the most important invention done by Charles Babbage.Because from that onwards the technology of computer has fully changed now all yhe work in the office is done in computer from video calling to money transfer it can all done in computer.

Also Read- How to keep computer long lasting?