Question

Hackathon means what ,what they are doing there, what to do?

Answer 1

a spirnt like event in which computer and other involved
hackathon also known as hack day,hackfest,codefest

Answer 2

Explanation:

A hackathon (also known as a hack day, hackfest or codefest; a portmanteau of hacking marathon) is a design sprint-like event; often, in which computer programmers and others involved in software development, including graphic designers, interface designers, project managers, domain experts, and others collaborate