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The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as an Oracle Certified Java Programmer. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The Oracle Java SE 8 Programmer II 1Z0-809 Exam certification provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass Oracle Java SE 8 Programmer II 1Z0-809 Exam then he should take this exam.
Reference: https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-809
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Preparation Resources
Now that you have made your decision and know the date of the final test, you can make a plan for your thorough training. Keep in mind that the field of Java is constantly evolving, so choose only relevant and credible sources for preparation. We can find many options on the Internet: training courses, sets of questions, and study guides such as.
- ‘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
- ‘OCP Java SE 8 Programmer II Exam Guide (Exam 1Z0-809) 7th Edition’ by Kathy Sierra, Bert Bates, and Elisabeth Robson. Developed by a team of experts, including two Java SE 8 Programmer II exam developers, the study guide fully follows the objectives of the official test and assists candidates greatly in through preparation for this Oracle exam. The book's content is designed to provide comprehensive coverage of each topic such as object orientation, streams, threads, and concurrency, as well as providing you with the fundamentals of programming in the Java language. So, both the Kindle and the print version are available on Amazon making it easy for any candidate to obtain the OCP Java SE 8 Programmer certification.
- ‘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.
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.
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.
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Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Weight | Objectives |
| Advanced Java Class Design | 10% | - Use abstract classes and methods
- Use enumerated types
- Use final keyword
- Create inner classes: static, local, nested, anonymous
|
| Java SE 8 Date/Time API | 7% | - Use LocalDate, LocalTime, LocalDateTime, Instant
- Format and parse dates/times
- Work with Period, Duration, time zones
|
| Localization | 5% | - Format numbers, dates, messages
- Use Locale class
- Work with resource bundles
|
| Concurrency | 12% | - Use Executors, Callable, Future
- Control thread lifecycle and synchronization
- Use java.util.concurrent components
- Create threads: Thread class, Runnable, ExecutorService
|
| Java Stream API | 15% | - Describe Stream interface and pipeline
- Use terminal operations: collect, reduce, count
- Work with Optional class
- Filter, map, and process streams
|
| Exceptions and Assertions | 8% | - Use try-catch, multi-catch, finally
- Create custom exceptions
- Use try-with-resources
- Use assertions
|
| Java Class Design | 15% | - Override hashCode, equals, and toString methods
- Implement inheritance including visibility modifiers and composition
- Create singleton and immutable classes
- Implement encapsulation
- Use static keyword in blocks, variables, methods, classes
- Implement polymorphism
|
| Lambda Expressions and Functional Interfaces | 15% | - Use method references
- Create and use lambda expressions
- Use built-in functional interfaces: Predicate, Consumer, Function, Supplier
- Use primitive and binary variants of functional interfaces
|
| JDBC | 5% | - Execute queries and updates
- Process resultsets
- Connect to database
|
| Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API
- Stream operations on files
- Read/write with java.io API
|
| 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
|