Nowadays, computer literacy must be enhanced in almost all types of job available because knowledge on technology is required in most workplaces and easiest way to establish a strong career and also financial security.
If you have to proceed your career with computer then increase your knowladge because a good knowledge on how to manually operate a mouse and keyboard is not sufficient. But this will help one in learning quickly more necessary matters one can do with the PC. So free online computer courses solve a number of other needs which cannot be handled by regular schools and are not intended to replace formal degrees at a reputable degree-granting school.
So, prepare yourself for the future that lies ahead.