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What is the duration of the 1Z0-809 Exam
- Length of Examination: 150 minutes
- Format: Multiple choices, multiple answers
- Passing Score: 65%
- Number of Questions: 85
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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 1z0-809日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Concurrency | 12% | - Create threads: Thread class, Runnable, ExecutorService - Control thread lifecycle and synchronization - Use java.util.concurrent components - Use Executors, Callable, Future |
| Advanced Java Class Design | 10% | - Use abstract classes and methods - Use final keyword - Create inner classes: static, local, nested, anonymous - Use enumerated types |
| Localization | 5% | - Format numbers, dates, messages - Work with resource bundles - Use Locale class |
| Exceptions and Assertions | 8% | - Create custom exceptions - Use try-catch, multi-catch, finally - Use try-with-resources - Use assertions |
| Java Class Design | 15% | - Implement inheritance including visibility modifiers and composition - Override hashCode, equals, and toString methods - Use static keyword in blocks, variables, methods, classes - Implement polymorphism - Implement encapsulation - Create singleton and immutable classes |
| JDBC | 5% | - Process resultsets - Connect to database - Execute queries and updates |
| 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 |
| 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 Stream API | 15% | - Describe Stream interface and pipeline - Filter, map, and process streams - Work with Optional class - Use terminal operations: collect, reduce, count |
| Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Read/write with java.io API - Stream operations on files |
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