First thing you need to do is go through the syllabus and try to understand what the exam is demanding from you.
Making notes is one very crucial tip to secure good grades in exams. Self-notes are very important, especially at the last moment, a few days before the exam.
Candidates should use smart ways to study, i.e. by making flowcharts and key pointers. It helps in an easy and clear illustration of the concept.
Practice makes one a master, candidates who adopt a habit of writing down important things and practicing daily always.
It is always good to sit for hours for studies, but it is also very crucial to take breaks between.
The study desk should be organized and have enough space to keep all the textbooks. Make sure your study room is well-lit with proper lighting.
Apart from the regular textbooks, you can raise your preparation by taking help from books by other authors.