As you all know, Drupal and WordPress are CMS (Content Management Systems) which are used to develop the websites and they are built in PHP. Both have its own features and demerits. The main advantage of using CMS is, you are not required to write a lengthy code to develop the website. You don’t need to have a deep understanding on a programming language for comprehending these CMSs.
Although are you searching to know the difference between Web designing, Web development and UI development but when we listen to these words, suddenly a thing comes to our mind that these all terms are almost same because a common thing is there ‘Web and development’ but such assumption is completely wrong.