Development studies would be a good degree, otherwise something like Social Work or Sociology.
It will normally take four years to get the degree. Some people take longer though because they do post-graduate work.
There are students who take a double major. Thus, it is a possibility.
a university degree in engineering and lots of hard work and study
The degree can take between two and three years to complete depending on the credit load carried per semester, and provided the student takes the degree as prescribed by the college or university.
Yes there are many places you can take online course work to obtain a Master's degree in Social Work. For a particular site where this available look here: http://socialwork.une.edu/
Typically it is two years of full-time study beyond the Bachelor's degree.
a bachelors degree
A Masters Degree typically takes eight years.
The highest degree of educational attainment would be a PhD. This would take approximately four years post bachelor's degree. In other words, four years of undergraduate work, and four years of graduate work.
Determine the degree of difficulty
It would probably be a degree in either media, film, journalism or communications. While earning your degree, you can also work in television. TV and film are very similar.
First you need to have a degree before you can get your masters. It can take anywhere from 4+years depending on how hard you work.