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Certification Path
Oracle Java SE 8 Programmer I can act as a prerequisite for this 1Z0-809 exam.
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.
Oracle Java SE 8 Programmer II 1Z0-809 Exam
Oracle Java SE 8 Programmer II 1Z0-809 Exam is related to Oracle Java SE and credits toward Oracle Certified Professional and Java SE 8 Programmer Certification. This exam is part second of the Java SE 8 Programmer. This exam validates the ability to develop code that uses the static keyword on blocks, variables, methods and chases, implements and intends interfaces and use the at override annotation, search for data by using search methods of the stream classes, save results to a collection. It also validates the ability to create and manage date-based and time-based events including a combination of date and time int a single object. Java EE Developers, Web Developers and Java Developers usually hold or pursue this certification and you can expect the same job role after completion of this certification.
Oracle 1z0-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java I/O and NIO.2 | 8% | - Stream operations on files - Read/write with java.io API - Use Path, Files, FileSystem API |
| Lambda Expressions and Functional Interfaces | 15% | - Create and use lambda expressions - Use primitive and binary variants of functional interfaces - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use method references |
| Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Exceptions and Assertions | 8% | - Use try-catch, multi-catch, finally - Use try-with-resources - Use assertions - Create custom exceptions |
| Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Work with Optional class - Filter, map, and process streams |
| Advanced Java Class Design | 10% | - Use enumerated types - Use abstract classes and methods - Create inner classes: static, local, nested, anonymous - Use final keyword |
| Generics and Collections | 15% | - Use Collections Framework: List, Set, Map, Queue - Use generic classes, interfaces, and methods - Sort and search collections - Analyze type safety and type erasure |
| Localization | 5% | - Format numbers, dates, messages - Work with resource bundles - Use Locale class |
| Concurrency | 12% | - Control thread lifecycle and synchronization - Use java.util.concurrent components - Use Executors, Callable, Future - Create threads: Thread class, Runnable, ExecutorService |
| Java Class Design | 15% | - Override hashCode, equals, and toString methods - Implement polymorphism - Create singleton and immutable classes - Implement encapsulation - Use static keyword in blocks, variables, methods, classes - Implement inheritance including visibility modifiers and composition |
| JDBC | 5% | - Process resultsets - Connect to database - Execute queries and updates |
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