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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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Preparation Resources
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- ‘OCP: Oracle Certified Professional Java SE 8 Programmer II Study Guide: Exam 1Z0-809 1st Edition, Kindle Edition by Jeanne Boyarsky and Scott Selikoff. The study guide, developed by expert Java developers, aims to strengthen candidates' existing knowledge as well as to develop new skills needed to obtain the OCP Java SE 8 Programmer certification. As a result, you will gain a solid understanding of abstract classes, interfaces, and class design, learn object-oriented design principles and patterns, and deepen into functional programming. And thanks to the practical work with expert-led database practice you will master input-output, NIO, and JDBC, which will help you not only to pass the Oracle 1Z0-809 exam perfectly but also to sharpen the skills necessary for a Java developer in solving everyday tasks. So when you order this guide from Amazon in Kindle or Paperback version, you get not only the prep material but also the insight, explanations, and perspectives that come from years of experience
- ‘Oracle Certified Professional Java SE 8 Programmer Exam 1Z0-809: A Comprehensive OCPJP 8 Certification Guide 2nd Edition’ by SG Ganesh, Hari Kiran Kumar, Tushar Sharma. A group of expert authors has developed a training guide consisting of 14 chapters to prepare candidates for all 1Z0-809 exam topics and develop all the skills necessary for a professional Java SE 8 developer. The book begins with answers to the most frequently asked questions about the OCP Java SE 8 Programmer certification process, and at the end of the training you will be offered a practice exam for your self-check. What's more, for a more comprehensive approach, you'll get real-life examples, practice questions, exam notes and tips. Anyone can order this book in the Kindle version or print format on Amazon, and then get the key to passing the Oracle 1Z0-809 exam brilliantly.
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In other words, there are a huge number of training resources available to you to help you write your final test with flying colors, become an Oracle Certified Professional Java SE 8 Programmer, and take the next step in your IT career.
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Oracle 1z0-809日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Analyze type safety and type erasure - Sort and search collections - Use Collections Framework: List, Set, Map, Queue |
| Topic 2: Java Class Design | 15% | - Implement encapsulation - Create singleton and immutable classes - Use static keyword in blocks, variables, methods, classes - Implement inheritance including visibility modifiers and composition - Implement polymorphism - Override hashCode, equals, and toString methods |
| Topic 3: Advanced Java Class Design | 10% | - Create inner classes: static, local, nested, anonymous - Use final keyword - Use enumerated types - Use abstract classes and methods |
| Topic 4: Localization | 5% | - Format numbers, dates, messages - Work with resource bundles - Use Locale class |
| Topic 5: Concurrency | 12% | - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use Executors, Callable, Future - Use java.util.concurrent components |
| Topic 6: Lambda Expressions and Functional Interfaces | 15% | - Create and use lambda expressions - Use primitive and binary variants of functional interfaces - Use method references - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier |
| Topic 7: Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Read/write with java.io API - Stream operations on files |
| Topic 8: JDBC | 5% | - Process resultsets - Execute queries and updates - Connect to database |
| Topic 9: Java SE 8 Date/Time API | 7% | - Format and parse dates/times - Work with Period, Duration, time zones - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Topic 10: Exceptions and Assertions | 8% | - Use assertions - Create custom exceptions - Use try-with-resources - Use try-catch, multi-catch, finally |
| Topic 11: Java Stream API | 15% | - Describe Stream interface and pipeline - Filter, map, and process streams - Use terminal operations: collect, reduce, count - Work with Optional class |
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