What is the best way to approach this exam? The best way to approach this exam would be to start learning EJBs, of course, by having some hands-on experience first. Download the
J2EE 1.3 SDK and start reading the
J2EE tutorial by going through the examples.
How much time do you think would be sufficient to prepare for this exam? This question depends on your ability to assimilate the stuff. No one can really answer this question. All you can do is to find people with similar experience and deduce how much time you might spend on that based on their stories...