E-learning includes all forms of electronically supported learning and teaching. The media to implement the learning process are the information and communication systems. This often provides both out-of-classroom and in-classroom educational experiences.

E-learning is the computer and network-enabled medium for providing skills and knowledge. The various forms of E-learning are Computer based training, Internet based training and web based training. The applications of e-learning are web based learning, computer based learning, and internet based learning and digital collaboration. Content in the E-learning available to the students are in various formats such as audio or video tape, satellite TV and CD-ROM. New technologies can strongly help in education. The students can use the interactivity of new media, and develop their skills, knowledge, and perception of the world.

E-learning is the basic enabler of developments in internet and multimedia technologies. Some E-learning environments take place in a traditional classroom. But some others allow students to attend classes from their home or other locations. Virtual schools enable the students to have their learning courses anywhere there is an internet connection. E-learning provides the students greater flexibility. For-profit institutions provide on-line classes for much higher education. Private institutions are more involved in on-line presentations because of the cost effective. To work with students on-line, only properly trained staffs are prepared. The main thing to be noted is at leading research universities many online doctoral programs have been developed.

E-learning also used in corporate society for providing information and education to both their employees and customers. Companies with large distribution chains use it to inform the latest product developments without the need of physical courses. Social networks have become an important part of the E - learning process. Mobile Assisted Language Learning is the technique using the handheld computers or mobile phones to assist in language learning. Computer based learning is the use of computers as a key tool of the educational environment. This involves the use of computers in a classroom for teaching purposes.

Computer based training is the learning activities accessible through a computer or handheld device. It is very similar to reading an online book. It offers user-friendly solutions for satisfying education requirements. CBT is a good alternative to printed materials. It is rich with videos or animations and enhances the learning methods. The E - learning system not only provides learning objectives but also evaluates the progress of the student and credit can be given to the students.


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