• 1.   Whizlabs
• 2.  StackOverFlow
• 3.  HOTT
• 4.  JPCET
• 5.  Amazon
• 6.   TechTarget

• 7.   GoCertify
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• 8.   Javacert.com
• 9.  Java Certification
• 10.  Java Certification & Training Courses
• 11.  JavaRanch
• 12.  Oracle Java Certification Exam Preparation