this question is really relative to your role on your current job or the role you want if you want to transfer to a new company. me i'm planning to do pmp (then finish off the other certs from sun i was not able to take).
I have been going through Mastering EJB. Is that book good enough for passing the exam.
nagendra where i get MZ Notes
Let me ask you something: by "EJB3 by OReilly" do you mean "Enterprise JavaBeans 3.0, Fifth Edition" (http://www.oreilly.com/catalog/entjbeans5/)?