Shweta Yadav completed a summer internship where she learned HTML, CSS, and JavaScript. She submitted internship reports acknowledging those who supported her work. Her tasks included learning basic concepts of HTML for page structure, CSS for styling, and JavaScript for interactivity. She concluded the technologies are essential building blocks for web development and created sample projects like a login page and currency converter. Certificates were provided for her work. The future remains promising for skills in HTML, CSS, and JavaScript due to their fundamental role and evolving standards.