Oracle Java Certification

Oracle Java certifications cover Java SE programming from Foundations to Professional level, plus Java EE 7 and Helidon microservices. The current Java SE Developer Professional exams are 1Z0-830 (Java SE 21) and 1Z0-831 (Java SE 25).

Oracle Java Certification Practice Exams
Exam Level Questions Time Passing score
1Z0-811: Oracle Java Foundations Foundations 60 120 min 65%
1Z0-808: Oracle Java SE 8 Programmer I Associate 56 120 min 65%
1Z0-809: Oracle Java SE 8 Programmer II Professional 68 120 min 65%
1Z0-819: Oracle Java SE 11 Developer Professional 50 90 min 68%
1Z0-829: Oracle Java SE 17 Developer Professional 50 90 min 68%
1Z0-830: Oracle Java SE 21 Developer Professional Professional 50 120 min 68%
1Z0-831: Java SE 25 Developer Professional Professional 50 120 min 68%
1Z0-900: Oracle Java EE 7 Application Developer Professional 70 120 min 66%
1Z0-1113: Oracle Helidon Microservices Developer Professional Professional 60 90 min 70%

Questions, time and passing score: Oracle University exam pages, checked October 2026. Each exam page has free sample questions; the premium practice exam gives 2 months of unlimited Full and Mini attempts.

Which exam should you take?

  • New to Java: Start with 1Z0-811 Java Foundations.
  • Java developers: Take 1Z0-830 Java SE 21 Developer Professional or 1Z0-831 Java SE 25 Developer Professional. Both are 50 questions in 120 minutes with a 68% passing score.
  • Enterprise and microservices developers: Take 1Z0-900 Java EE 7 Application Developer or 1Z0-1113 Helidon Microservices Developer.

Frequently asked questions

Which Java certification should I take?

Java SE 21 (1Z0-830) or Java SE 25 (1Z0-831), the current Java SE Developer Professional exams: 50 questions in 120 minutes with a 68% passing score.

How many questions are on the Java SE 21 exam?

1Z0-830 has 50 questions in 120 minutes, and you need 68% to pass.

Is there a beginner Java certification?

Yes. 1Z0-811 Java Foundations has 60 questions in 120 minutes with a 65% passing score.

See every Oracle certification practice exam on the Oracle certification page.

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Oracle Java Testimonials... (Write a Testimonial!)

  • Focused on passing the Java SE 8 Programmer I (1Z0-808) certification exam, I stuck to a strict practice schedule. I practiced daily after work and reviewed my performance on weekends. This approach helped me clear my doubts and do well in the exam.

    julianne
    Jun 7 2024 - 16:57
  • Clearing the Oracle Java Foundations exam isn't easy without proper practice. That's why I turned to the 1Z0-811 mock tests online. These tests were thoughtfully designed and updated frequently. With consistent practice using these tests, I was able to confidently tackle the exam and attain a good score.

    shylastark
    Jun 6 2024 - 11:03
  • The mock tests here are very easy and convenient to use for preparing for the Oracle Helidon Microservices Developer (1Z0-1113) certification exam. I took the 1Z0-1113 exam with the goal of getting a good job and an excellent pay package. By earning my Oracle certification, I’m now living my dream of being a highly sought-after professional in the industry.

    mario.irwin
    Jun 1 2024 - 20:29
  • I passed the Oracle Certified Associate Java SE 8 Programmer certificate exam! The key was practice. The 1Z0-808 mock tests offered thorough practice with unlimited attempts and regular question solving. They helped me clear all my doubts.

    sandrasampson
    May 25 2024 - 22:17
  • The 1Z0-819 mock tests were challenging, with a tough environment and difficult questions. It felt like holding hot coal that needed to be passed quickly. These experiences made the actual 1Z0-819 exam much easier. The price is also quite low compared to other materials.

    tuckerjaylin
    May 24 2024 - 10:51