There is a wide range of different techniques that an individual can use to study for a particular exam, interview, or other similar purpose, and many of these techniques are well suited for certain applications and not as well suited for other applications.
Examinations are a fact of life in college. But the only time an exam should be a trial is when you aren't prepared for it, and the best sign that you aren't prepared is when you have to stay up all night to cram. Cramming won't do very much for you, except make you so tired that when you take the exam you won't be able to think clearly enough to answer the questions you DO know.
After the limited academic options and strict schedule of high school, some students are bewildered by the number of choices they face when choosing courses at college.But this variety and freedom to choose is one of the best things about college!