In order to pass an online test, a student should have knowledge about each and every topic and concept which falls under a particular subject. If the student cannot understand a given topic, he can take help from the internet. Solving previous year’s questions can also help the students as we have seen that some professors prepare the test basis the previous papers. Different websites prepare mock tests to motivate the student and inculcate the skill of answering questions within a stipulated time frame. A student needs to practice on a regular basis, and if he fails, he can ask for our expert help.