It would be good if you choose the course as per your interest and potential as there are many professional courses available which you can opt -

1.Web Designing/Graphic Designing/UI UX Designing -

HTML5, CSS3, Jquery, Java ScriptgBootstraps, Responsive, PhotoshopIllustrative, CorelDraw, HTML Slicing

2.SEO/SEM

Search Engine Optimization, PPC Social Media Optimization/Networking Backlinks etc

3.Software Testing

Manual Testing and Automation ToolsSelenium, QTP, Bugzilla, MantisISTQB Certification.

4.Objective oriented programming, C, C++

Object-oriented programmingClasses & Instances

Good Luck!!!!