Captcha is a way to prevent the automated linkspam on out sites and blogs and automated generation of large number of logins for free email. It may be in form of distorted image of randomly selected letters or numbers or text with strikethrough on it. Captcha also prevents software programs (also called bots) from using [...]

E-Learning stands for electronic learning. It is a way of learning through electronic media in the combination of various media such as computer, web, electronic books and other technologies. It shows that e-learning requires an interface between the person and technology. To facilitate the e-learning, we need an interface that provides ease in the chosen [...]