Learning systems are the strategies used by educators to aid in the development of knowledge; therefore, the study of learning systems, through the examination of the strategies, is the research and development of newer teaching methodologies.

A diploma is a document granted by any number of institutions, from colleges to technical schools. The intention of a diploma is to show that the holder has successfully completed coursework and has specific knowledge in the relevant subject. Diplomas are often offered and can be completed online.

Online learning refers to use of electronic media and information and communication technologies (ICT) in education. With online learning one has the flexibility to access their studies at any time and from anywhere they can log on.