Docker course helps obtain DCA certification which broadly enhances the chances of getting a better job and salary in the DevOps profession. It is because docker is the most used tools as it has simple and lightweight containers which make sharing of kernel possible. Due to this cost-saving approach offered most of the companies are migrating to using the docker tool and hence there is a huge demand in the job for docker certified associate. Promising job roles available for DCAs include DevOps engineer, consultant, architect, and release manager.