Drupal is a powerful Content Management System (CMS). In fact it’s power and flexibility would lead some people to more correctly describe it as a Content Management Framework (CMF). The power comes from a higher level of abstraction than is typically available to WordPress projects.
However, in some ways it is more time intensive than it’s rival open source system. Whereas WordPress performs minor version updates painlessly (and usually automatically) Drupal requires some “hands on” effort. The following is a simple cheat sheet of the steps to follow when performing a minor version upgrade e.g. 7.43 to 7.44.