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The benefit in Obtaining the 1Z0-809 Exam Certification
- 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.
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How much 1Z0-809 Exam Cost
The price of the 1Z0-809 exam is $245 USD.
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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 1z1-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Class Design | 15% | - Override hashCode, equals, and toString methods - Create singleton and immutable classes - Implement inheritance including visibility modifiers and composition - Implement encapsulation - Use static keyword in blocks, variables, methods, classes - Implement polymorphism |
| Topic 2: Generics and Collections | 15% | - Analyze type safety and type erasure - Use Collections Framework: List, Set, Map, Queue - Sort and search collections - Use generic classes, interfaces, and methods |
| Topic 3: JDBC | 5% | - Connect to database - Process resultsets - Execute queries and updates |
| Topic 4: Localization | 5% | - Use Locale class - Format numbers, dates, messages - Work with resource bundles |
| Topic 5: Concurrency | 12% | - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use java.util.concurrent components - Use Executors, Callable, Future |
| Topic 6: Exceptions and Assertions | 8% | - Use try-with-resources - Use assertions - Create custom exceptions - Use try-catch, multi-catch, finally |
| Topic 7: Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant - Work with Period, Duration, time zones - Format and parse dates/times |
| Topic 8: Advanced Java Class Design | 10% | - Use final keyword - Use abstract classes and methods - Create inner classes: static, local, nested, anonymous - Use enumerated types |
| Topic 9: Java Stream API | 15% | - Use terminal operations: collect, reduce, count - Work with Optional class - Describe Stream interface and pipeline - Filter, map, and process streams |
| Topic 10: Lambda Expressions and Functional Interfaces | 15% | - Use method references - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Create and use lambda expressions |
| Topic 11: Java I/O and NIO.2 | 8% | - Read/write with java.io API - Use Path, Files, FileSystem API - Stream operations on files |
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