i cleared today OCEWCD with score 85% , i just studied for 1.5 month beside some work experience .
for the preparation period i used only 3 valuable resources
each one of these resources helped me in different way , and all of the integrate each other
i would like to appreciate every one associated in production of these resources
More options for the Model
Understand the roles of JDBC and JPA
Understand the many elements that make up the model
Understand fundamentals of connecting to a database using JDBC or JPA
Asynchronous web applications
Understand the interactions that are essential to asynchronous web pages
Understand the role of AJAX-style client side programming
Implement asynchronous servlets using the facilities of Java EE 6
Are you sure the Head First book is enough?
I read the servlet 3.0 spec, honestly, I don't understand what it is talking about for asynchronous.