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Updated: Jul 27, 2026
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Oracle 1z1-809 Exam Overview:
| Certification Vendor: | Oracle |
| Exam Name: | Java SE 8 Programmer II |
| Exam Number: | 1Z0-809 |
| Exam Format: | Multiple Choice, Multiple Select |
| Available Languages: | English, Simplified Chinese, Japanese |
| Real Exam Qty: | 68 |
| Exam Duration: | 120 minutes |
| Passing Score: | 65% |
| Exam Price: | USD $245 |
| Related Certifications: | Oracle Certified Associate, Java SE 8 Programmer |
| Certificate Validity Period: | Does not expire |
| Recommended Training: | Java SE 8 Programming II Java SE 8 Programmer II Exam Preparation Seminar |
| Exam Registration: | Oracle University Exam Purchase Pearson VUE Registration |
| Sample Questions: | Oracle 1z1-809 Sample Questions |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | Must pass 1Z0-808 (Java SE 8 Programmer I) to earn the certification |
| Official Syllabus URL: | https://education.oracle.com/java-se-8-programmer-ii/pexam_1Z0-809 |
Oracle 1z0-809 certification exam is an essential step for Java developers who want to validate their skills in advanced Java programming concepts. Passing 1z1-809 exam demonstrates your proficiency in developing enterprise-level applications using Java, which can open up new career opportunities and increase your earning potential.
Oracle 1z1-809 certification exam is designed to validate the skills and knowledge of Java developers who have already passed the Oracle 1z1-808 exam. Java SE 8 Programmer II certification exam is intended for individuals who have a strong understanding of the Java programming language and its core features. 1z1-809 exam covers a wide range of topics, including advanced Java concepts, concurrency, and security.
Oracle 1z1-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java I/O and NIO.2 | 8% | - Stream operations on files - Use Path, Files, FileSystem API - Read/write with java.io API |
| Topic 2: JDBC | 5% | - Execute queries and updates - Connect to database - Process resultsets |
| Topic 3: Exceptions and Assertions | 8% | - Create custom exceptions - Use try-with-resources - Use try-catch, multi-catch, finally - Use assertions |
| Topic 4: Java Class Design | 15% | - Implement polymorphism - Implement encapsulation - Override hashCode, equals, and toString methods - Use static keyword in blocks, variables, methods, classes - Implement inheritance including visibility modifiers and composition - Create singleton and immutable classes |
| Topic 5: Java Stream API | 15% | - Work with Optional class - Describe Stream interface and pipeline - Filter, map, and process streams - Use terminal operations: collect, reduce, count |
| Topic 6: Advanced Java Class Design | 10% | - Use enumerated types - Use abstract classes and methods - Use final keyword - Create inner classes: static, local, nested, anonymous |
| Topic 7: Concurrency | 12% | - Control thread lifecycle and synchronization - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService |
| Topic 8: Localization | 5% | - Use Locale class - Format numbers, dates, messages - Work with resource bundles |
| Topic 9: Generics and Collections | 15% | - Analyze type safety and type erasure - Use generic classes, interfaces, and methods - Sort and search collections - Use Collections Framework: List, Set, Map, Queue |
| Topic 10: Lambda Expressions and Functional Interfaces | 15% | - Use method references - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Create and use lambda expressions - Use primitive and binary variants of functional interfaces |
| Topic 11: Java SE 8 Date/Time API | 7% | - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones |
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