The rate of internet usage in our generation is increasing at a vast rate. It is essential to harness this opportunity and improve productivity in every aspect of our life, ranging from medicine, commerce, government, education, military among others. E-learning is one of the major ICT inventions in academia and this has improved teaching abilities over the years. When opposed to traditional learning systems, e-learning satisfies the desire for knowledge and provides online content that can be supplied to the learner whenever they want and at any age through a variety of e-learning options. Instead of physical teaching and learning, e-learning platforms enable learners to acquire knowledge. In this paper, we discuss about various features related with e-learning system. Also, we discuss its various advantages and limitations.