Networks can be an important part of everything from social organizations to computer systems. Students who pursue studies in network theory generally learn about the principles that underlie these systems as well as relevant real-world applications.

Graduate diploma courses often take somewhere between one to two years to complete, and are usually offered to students already holding college degrees. Students might expect better job prospects in the relevant field after graduating from one of these programs.

Online or distance learning refers to the use of electronic media and information and communication technologies (ICT) in education. With online learning, one can access education at any time and from any location with an available internet connection.