Some JavaRanch members have recommended the following study materials:
What are the free mock exams available?
What are the commercial mock exams available?
For the multiple-choice questions, will I be told how many options to choose for each question in real exam?
Are there any tips and advice for taking this exam?
Please use the Search facility (at the top of the forum) to look for more older threads in SCJA forum at JavaRanch. Examples of search words like mock, J2EE, J2ME, beta, etc.
What is the policy on posting questions I saw on the exam?
You may not describe or talk about the questions you saw on any of the Oracle exams - see the JavaRanch's Policy on Real Questions for further details.
What other certifications do I need before I go for the NetBeans IDE Expert certification?