Guessing a question means that, even if you guess strategically, you’re likely to get it wrong. That’s just a fact. I teach knowledge of the subject matter to limit the amount of guesswork you’ll have to do on the test. But inevitably, you’ll find yourself in front of a question you might consider guessing.
While guessing a question wont wreak havoc on your score. Guessing a number of consecutive questions might. So, to protect your score from plummeting
1. Only guess if you feel outclassed completely 2. Guess strategically by eliminating obviously wrong answers 3. If at all possible, do not guess if you had to guess the previous two answers 4. Which brings me to my next point, don’t put yourself into the timing-trap