You can follow the given tips- SYLLABUS: Know your syllabus first. Know which topics are important and which need your more attention. NOTES: While attending the lecture, it is recommended that you switch off your mobile phone and any other distraction. Make notes attentively. Here you have a chance to again listen to the content you missed while writing. SELF STUDY: Dont rely on notes only. They are just a hint to make you understand a topic. Notes work as a catalyst for your preparation. The best way and the only way is SELF STUDY. PREVIOUS YEAR QUESTIONS: Now this particular part is crucial to know the kind of questions come, which topic is important. What key points need to be remembered. You have good hold on basics then the next phase is ,practice the same questions again and again. Work on the problems. Look for silly mistakes you keep making and revise them. Solving these questions is easy when you have STRONG HOLD ON BASICS. TESTS: In order to streamline yourself for the exam it is necessary you enroll in any test series ONLINE or class tests. At first test your performance would be not as you assumed. In second attempt you will be in a more comfortable position and will see a jump in score level. This might take a week or two. So, for every topic it is advisable to take at least twice. But it is recommended to take it more than 2 time when till you feel a good score has been achieved on precision. SHORT NOTES: Good strategy to revise any subject. Make short notes of it. Mark the key formulas, definitions, methodologies, key points. Keep these notes in a segregated manner and keep revising from them when you are free or relaxing. The picture of these notes should be in your mind. Keep these notes where you can access them easily. And you can try the preparation material of MADE EASY, ACE ACADEMY, GATE ACADEMY or GATE FORUM. Good Luck!!!