As for the ASVAB exam, it doesn't matter whether you are a brilliant student who has been respected during middle school, or whether you made it through the class and barely received a diploma. Everyone starts in a fairly balanced place as they approach the military acceptance exam.

However, if you are familiar with the form of exams, practice answering Andys ASVAB class style questions, and prepare to know what to expect, you are far better prepared than students who approach the exam. There are 3 versions of the ASVAB exam:

ASVAB students

This is given to students for career research and not something to worry about as potential military candidates.

Meet the ASVAB site

Although cellular exams are not very common, they are still an option for military recruitment. The most important thing you need to know about this exam is that it is a pen and paper-based, not a standard computer test. 

This means that you can answer the question that went wrong and maybe return to the lost question. Everything else for this test is similar to the computer version. The nature of the problem and the level of difficulty are determined

CAT-ASVAB

Computer adaptive testing is the most common form of ASVAB testing offered to potential soldiers at MEPS (Military Entry Processing Station). This is a high-speed computerized test.