Learn with Oracle : 1z0-809 training material for 100% pass
Last Updated: Sep 10, 2026
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The Oracle 1Z0-809 exam is intended for those individuals who want to get the Oracle Certified Professional, Java SE 8 Programmer certification. The potential candidates for this test are those IT specialists who have some years of experience with Java SE 8 platform and hold the Oracle Certified Associate, Java SE 8 Programmer credential.
The Oracle 1Z0-809 is a 150-minute test with 85 questions, that are mainly of a multiple-choice format, but there may also be other types, such as drag and drop, simulations, or scenario-based. This certification exam is available in the English language and the passing score for it is 65%. However, you need to try to get more than that.
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1Z0-809 Exam topics
Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our Oracle 1Z0-809 exam dumps will include the following topics:
- Lambda Built-in Functional Interfaces
- Java Class Design
- Java Concurrency
- Generics and Collections
- Java I/O Fundamentals
- Java Stream API
- Use Java SE 8 Date/Time API
- Java File I/O (NIO.2)
- Localization
- Advanced Java Class Design
- Exceptions and Assertions
- Building Database Applications with JDBC
The benefit in Obtaining the 1Z0-809 Exam Certification
- Oracle Certified Java Programmer has the knowledge to use the tools to complete the task efficiently and cost-effectively than the other non-certified professionals lack in doing so.
- Oracle Certified Java Programmer have more useful and relevant networks that help them in setting career goals for themselves. Oracle Certified Java Programmer networks provide them with the right career direction than non certified usually are unable to get.
- Oracle Certified Java Programmer will be confident and stand different from others as their skills are more trained than non-certified professionals.
- Oracle Certified Java Programmer is distinguished among competitors. Oracle Certified Java Programmer certification can give them an edge at that time easily when candidates appear for a job interview employers seek to notify something which differentiates the individual to another.
- Oracle Certified Java Programmer Certification provides practical experience to candidates from all the aspects to be a proficient worker in the organization.
- Oracle Certified Java Programmer Certifications provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience.
Oracle 1z0-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Concurrency | 12% | - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use java.util.concurrent components - Use Executors, Callable, Future |
| Topic 2: Advanced Java Class Design | 10% | - Use abstract classes and methods - Create inner classes: static, local, nested, anonymous - Use enumerated types - Use final keyword |
| Topic 3: Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
| Topic 4: Java Class Design | 15% | - Use static keyword in blocks, variables, methods, classes - Implement encapsulation - Implement polymorphism - Create singleton and immutable classes - Implement inheritance including visibility modifiers and composition - Override hashCode, equals, and toString methods |
| Topic 5: Java Stream API | 15% | - Use terminal operations: collect, reduce, count - Filter, map, and process streams - Work with Optional class - Describe Stream interface and pipeline |
| Topic 6: Generics and Collections | 15% | - Analyze type safety and type erasure - Use Collections Framework: List, Set, Map, Queue - Use generic classes, interfaces, and methods - Sort and search collections |
| Topic 7: Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Topic 8: Java I/O and NIO.2 | 8% | - Read/write with java.io API - Use Path, Files, FileSystem API - Stream operations on files |
| Topic 9: JDBC | 5% | - Execute queries and updates - Process resultsets - Connect to database |
| Topic 10: Lambda Expressions and Functional Interfaces | 15% | - Use primitive and binary variants of functional interfaces - Use method references - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Create and use lambda expressions |
| Topic 11: Exceptions and Assertions | 8% | - Use assertions - Create custom exceptions - Use try-catch, multi-catch, finally - Use try-with-resources |
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