PDF Version Demo1Z0-809 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:
- Localization
- Java Stream API
- Building Database Applications with JDBC
- Java Concurrency
- Lambda Built-in Functional Interfaces
- Advanced Java Class Design
- Java Class Design
- Generics and Collections
- Java File I/O (NIO.2)
- Java I/O Fundamentals
- Exceptions and Assertions
- Use Java SE 8 Date/Time API
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Certified specialists in the field of Java development are highly valued by employers of large IT companies, so only those candidates who have proven their practical skills in using Java language by passing specialized Oracle exams can avoid serious competition and show their expertise. However, having the OCP Java SE 8 Programmer certificate will not only set you apart from other applicants but allow you to qualify for a higher salary.
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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.
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Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java Stream API | 15% | - Filter, map, and process streams - Describe Stream interface and pipeline - Work with Optional class - Use terminal operations: collect, reduce, count |
| Exceptions and Assertions | 8% | - Use try-with-resources - Use try-catch, multi-catch, finally - Create custom exceptions - Use assertions |
| JDBC | 5% | - Execute queries and updates - Process resultsets - Connect to database |
| Java Class Design | 15% | - Implement encapsulation - Implement polymorphism - Override hashCode, equals, and toString methods - Implement inheritance including visibility modifiers and composition - Use static keyword in blocks, variables, methods, classes - Create singleton and immutable classes |
| Localization | 5% | - Work with resource bundles - Format numbers, dates, messages - Use Locale class |
| Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Use LocalDate, LocalTime, LocalDateTime, Instant - Format and parse dates/times |
| Concurrency | 12% | - Use Executors, Callable, Future - Control thread lifecycle and synchronization - Use java.util.concurrent components - Create threads: Thread class, Runnable, ExecutorService |
| Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use method references - Create and use lambda expressions - Use primitive and binary variants of functional interfaces |
| Java I/O and NIO.2 | 8% | - Read/write with java.io API - Stream operations on files - Use Path, Files, FileSystem API |
| Advanced Java Class Design | 10% | - Create inner classes: static, local, nested, anonymous - Use final keyword - Use abstract classes and methods - Use enumerated types |
| Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Sort and search collections - Analyze type safety and type erasure - Use Collections Framework: List, Set, Map, Queue |
