In a rapidly changing world, where time becomes a critical factor, the structure of education is also undergoing major changes. Population want and need to learn according to their schedule, anytime and anywhere, so that training should be available on 24x7 hours, with on time delivery for the office, home and leisure spots. In this context, information technology was a revolutionary vehicle that leads to the inventive mode of training, e-learning. Any learning that utilizes a network (LAN, WAN or Internet) for delivery, interaction or facilitation and learning tools for computer or e-learning e-learning.
E-learning is an umbrella term that includes distributed learning, distance education, computer-based training (CBT) delivered over a network, and Web-Based Training (WBT). As e-learning is an independent, practical training, he gives a very rich experience, which may even surpass the level of education could experience in a crowded classroom. This can be synchronous, asynchronous, instructor-led or computer-based or a combination of both.
In conjunction with the communicative powers of technology, e-learning today is the influence of various fields of education and training. Now it is widely used as an option to companies for training, information dissemination, and other management information needs of their employees. Using this method of training, companies can save millions of dollars in education and training for their employees.
Although used for various purposes, e-learning is one of the most promising innovations to improve the class teaching and learning after school hours. E-learning allows teachers to develop educational materials, use of world resources in the Internet and transmitting information in a more interesting way. A wide range of texts, graphics and images with video and sound, including virtual reality technology makes learning interesting and effective process that has an interest of students in the class.
As continuous learning, and cultural process, so access and opportunities for learning should be available to students in real-time after school. e-learning contributes to self-pace learning, whereby students can access a comprehensive study of support hours at their pace and convenience. Real support of instructional time for students in the classes of experts through a virtual address further requests of students and make them more experienced in this matter. It commended the teachers and students for their economic importance, as it eliminates travel time and costs without compromising quality and standards.
Among all these advantages, E-learning has major pitfalls, viz. lack of face-to-face interaction between students and professors. But the quality of education on economic costs are available according to the convenience and mobility of students hide snag in e-learning and gives a choice of all of today's knowledge driven generation.