The concept of e-learning is very old even before the emergence of Internet. Computer assisted instruction and computer based training (CAI and CBT) were used for the same purpose in the beginning.
In 70’s after the emergence of personal computer, CAI and CBT had gained wide acceptance. But internet has made revolutionary changes in learning style. At present second generation e-learning has arrived. E-learning is the concept used in education related to the computer technology.
“The use of technology to design, deliver, select, administer, support and extend learning“-Elliott Masie
“Using a technological means to access and manage learning that supports and enhances the knowledge of an individual”- Percepsys