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Java 1Z0-809 Free Test is a test created to demonstrate all the features of our Java8 Professional Web Simulator. You will be able to access 25 full questions and will have 44 minutes to finish the test.
There are several components you can interact with when you take our mock exams:
- if you want to take a look at the correct answers for a question, just click the “Solution” button. In the solution section you will be able to check your answers as well as find a full explanation.
- Take a look at the progress bar at the top; it will tell how you are progressing throughout the exam.
- Navigate the Java Certification Questions using the “Previous” and “Next” buttons.
- Mark the Java Certification Questions you wish to review later. All the questions you have marked will be listed in the right section “marked questions”. You will be able to jump directly to the question from this list.
- Read the question and select only the answer(s) you think are correct by checking the corresponding check box.
- Once the test is submitted, the result section will expand. Here, you will be able to review all the questions of the test. From here, you can also navigate directly to each question.
- Keep an eye on the countdown. This will tell you how much time is left. When the countdown expires, the test will be automatically submitted.
For more info visit: Oracle Java8 1Z0-809 Exam Reference
What is the duration of the 1Z0-809 Exam
- Length of Examination: 150 minutes
- Passing Score: 65%
- Number of Questions: 85
- Format: Multiple choices, multiple answers
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.
Certification Path
Oracle Java SE 8 Programmer I can act as a prerequisite for this 1Z0-809 exam.
Oracle 1z1-809 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Concurrency | 12% | - Use java.util.concurrent components - Create threads: Thread class, Runnable, ExecutorService - Use Executors, Callable, Future - Control thread lifecycle and synchronization |
| Java I/O and NIO.2 | 8% | - Use Path, Files, FileSystem API - Stream operations on files - Read/write with java.io API |
| Java Stream API | 15% | - Describe Stream interface and pipeline - Use terminal operations: collect, reduce, count - Work with Optional class - Filter, map, and process streams |
| Generics and Collections | 15% | - Sort and search collections - Use generic classes, interfaces, and methods - Use Collections Framework: List, Set, Map, Queue - Analyze type safety and type erasure |
| Java Class Design | 15% | - Create singleton and immutable classes - Override hashCode, equals, and toString methods - Implement polymorphism - Implement inheritance including visibility modifiers and composition - Use static keyword in blocks, variables, methods, classes - Implement encapsulation |
| JDBC | 5% | - Connect to database - Execute queries and updates - Process resultsets |
| 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 - Format and parse dates/times - Use LocalDate, LocalTime, LocalDateTime, Instant |
| Advanced Java Class Design | 10% | - Use abstract classes and methods - Use final keyword - Use enumerated types - Create inner classes: static, local, nested, anonymous |
| Lambda Expressions and Functional Interfaces | 15% | - Use built-in functional interfaces: Predicate, Consumer, Function, Supplier - Use primitive and binary variants of functional interfaces - Create and use lambda expressions - Use method references |
| Exceptions and Assertions | 8% | - Use assertions - Use try-with-resources - Create custom exceptions - Use try-catch, multi-catch, finally |
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