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1Z0-809 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
- Lambda Built-in Functional Interfaces
- Java I/O Fundamentals
- Java Concurrency
- Exceptions and Assertions
- Java File I/O (NIO.2)
- Advanced Java Class Design
- Building Database Applications with JDBC
- Generics and Collections
- Use Java SE 8 Date/Time API
- Java Stream API
- Java Class Design
As the fierce competition of job market, it is essential to know how to improve your skills in order to get the job you want. If you stand still and refuse to make progress you will be eliminated by society. So to keep up with the rapid pace of modern society, it is necessary to develop more skills and get professional certificates, such as: Java SE 8 Programmer II (1z0-809 Korean Version) certification. As one of influential test of Oracle, Java SE 8 Programmer II (1z0-809 Korean Version) test enjoys more popularity among IT workers and it proves that you have professional knowledge and technology in the IT field. You may wonder it will be a tough work to pass such difficult test. Now let DumpsTorrent help you. We have professional Java SE 8 Programmer II (1z0-809 Korean Version) dumps torrent and Java SE 8 Programmer II (1z0-809 Korean Version) latest dumps for you, which ensure you get a high score in test.
What is the duration of the 1Z0-809 Exam
- Format: Multiple choices, multiple answers
- Passing Score: 65%
- Number of Questions: 85
- Length of Examination: 150 minutes
Given that this exam is at the professional level of certification, candidates have a large amount of work to do. Therefore, the first thing that is recommended is to thoroughly review the complete list of topics available on the official exam page, which includes:
- Exceptions and Assertions. In other words, how to use try-catch and throw statements, alongside creating custom exceptions and Auto-closeable resources.
- Stream API. It means the code development that uses optional class, Stream data, and calculation methods in addition to sorting a collection using Stream API.
- Localization. In particular how to read and set the locale by using the Locale object, to create and read a Properties file, and to build a recourse bundle for each locale.
- Advanced Class Design. Specifically, candidates must demonstrate skills in how to implement encapsulation, polymorphism, and inheritance.
- Java Concurrency. The candidates must be able to create worker threads, as well as to use parallel Fork/Join Framework and parallel Streams.
- NIO.2, Path Interface, and Files Class.
- Generics and Collections. This allows the candidate to create and use a generic class as well as ArrayList, TreeSet, TreeMap, and ArrayDeque objects.
- I/O Fundamentals. It means the skill of reading and writing data from the console.
To apply for this Oracle certification test, you should first pay $245 for a voucher. After that, go to Pearson VUE and log into your account. Enter the exam code, which should be 1Z0-809, and follow the instructions that will pop up.
Conclusion
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.
So now that you see the benefits and are ready to continue on the path to Oracle certification, enroll for the Oracle 1Z0-809 exam and start preparing diligently. You have all the possibilities in your hands, it is enough to cast aside doubts and start studying hard to get ahead of the challenging job market.
Oracle 1z0-809 Korean Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Stream API | 15% | - Describe Stream interface and pipeline - Filter, map, and process streams - Work with Optional class - Use terminal operations: collect, reduce, count |
| Topic 2: Advanced Java Class Design | 10% | - Use enumerated types - Create inner classes: static, local, nested, anonymous - Use abstract classes and methods - Use final keyword |
| Topic 3: Exceptions and Assertions | 8% | - Use assertions - Create custom exceptions - Use try-catch, multi-catch, finally - Use try-with-resources |
| Topic 4: Localization | 5% | - Use Locale class - Work with resource bundles - Format numbers, dates, messages |
| Topic 5: Java SE 8 Date/Time API | 7% | - Work with Period, Duration, time zones - Use LocalDate, LocalTime, LocalDateTime, Instant - Format and parse dates/times |
| Topic 6: Java Class Design | 15% | - Use static keyword in blocks, variables, methods, classes - Implement polymorphism - Override hashCode, equals, and toString methods - Create singleton and immutable classes - Implement inheritance including visibility modifiers and composition - Implement encapsulation |
| Topic 7: Java I/O and NIO.2 | 8% | - Stream operations on files - Read/write with java.io API - Use Path, Files, FileSystem API |
| Topic 8: JDBC | 5% | - Execute queries and updates - Process resultsets - Connect to database |
| Topic 9: Lambda Expressions and Functional Interfaces | 15% | - Use primitive and binary variants of functional interfaces - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use method references - Create and use lambda expressions |
| Topic 10: Generics and Collections | 15% | - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue - Sort and search collections - Analyze type safety and type erasure |
| Topic 11: Concurrency | 12% | - Use Executors, Callable, Future - Control thread lifecycle and synchronization - Create threads: Thread class, Runnable, ExecutorService - Use java.util.concurrent components |
