About Oracle
Oracle certifications have been a benchmark in enterprise IT for decades, spanning the Java programming language (which Oracle stewards), Oracle Database, and Oracle Cloud Infrastructure (OCI). The Oracle Certified Professional (OCP) Java SE Developer credential is one of the most established programming certifications in the industry, testing deep language-level mastery through rigorous, code-heavy exams.
Why get certified
Java remains one of the most widely used languages in enterprise software, powering backend systems at banks, insurers, and government agencies worldwide. OCP Java certification is a long-recognized signal of serious language mastery for backend and enterprise developer roles, and Oracle Database and OCI credentials carry equivalent weight in organizations built on the Oracle stack.
By the numbers
1
Exam
598
Questions
1
Professional
All Oracle Certification Exams
Oracle · 1Z0-829
Oracle Certified Professional: Java SE 17 Developer (1Z0-829)
Validates expertise in Java SE 17 programming, covering core language features, object-oriented design, functional programming with streams and lambdas, concurrency, JDBC, and the Java Platform Module System. Targets experienced Java developers seeking professional-level certification.
598 questions·90 minutes
Updated · Aug 202630 freeTry a question
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