In fact, learning programming on your own is quite difficult. It is very good to be present at offline courses where there is interaction between the teacher and the student. But, if you are so comfortable, then of course continue to study different programming systems, information about data and many other interesting information. At for your question, how to do integration of YouTube Videos In Drupal just read this article https://elvanco.com/blog/how-to-embed-youtube-videos-in-drupal 

Embedding YouTube videos in Drupal is a breeze. Utilize the "Media" module for seamless integration – simply paste the video URL or embed code, and Drupal Fastest Internet Provider handles the rest. Optimize the display by adjusting dimensions and ensuring responsiveness. Elevate your content with engaging multimedia effortlessly using Drupal's intuitive features.