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:

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.
Java Concurrency. The candidates must be able to create worker threads, as well as to use parallel Fork/Join Framework and parallel Streams.
Generics and Collections. This allows the candidate to create and use a generic class as well as ArrayList, TreeSet, TreeMap, and ArrayDeque objects.
Advanced Class Design. Specifically, candidates must demonstrate skills in how to implement encapsulation, polymorphism, and inheritance.
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.
NIO.2, Path Interface, and Files Class.
Exceptions and Assertions. In other words, how to use try-catch and throw statements, alongside creating custom exceptions and Auto-closeable resources.
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.

Certification Path

Oracle Java SE 8 Programmer I can act as a prerequisite for this 1Z0-809 exam.

How much 1Z0-809 Exam Cost

The price of the 1Z0-809 exam is $245 USD.

Oracle 1z0-809日本語 Exam Syllabus Topics:

Topic	Details
Topic 1	Search For Data By Using Search Methods Of The Stream Classes Including Findfirst, Findany, Anymatch, Allmatch, Nonematch
Topic 2	Develop Code That Uses Primitive Versions Of Functional Interfaces Develop Code That Uses Abstract Classes And Methods
Topic 3	Use The Built-In Interfaces Included In The Java.Util.Function Package Such As Predicate, Consumer, Function, And Supplier
Topic 4	Create And Manage Date-Based And Time-Based Events Including A Combination Of Date And Time Into A Single Object Using Localdate, Localtime, Localdatetime
Topic 5	Develop Code To Extract Data From An Object Using Peek() And Map() Methods Including Primitive Versions Of The Map() Method
Topic 6	Create And Use Arraylist, Treeset, Treemap, And Arraydeque Objects Override Hashcode, Equals, And Tostring Methods From Object Class
Topic 7	Save Results To A Collection Using The Collect Method And Group Partition Data Using The Collectors Class
Topic 8	Define And Create And Manage Date-Based And Time-Based Events Using Instant, Period, Duration, And Temporalunit Filter A Collection By Using Lambda Expressions
Topic 9	Develop Code That Uses Static Keyword On Initialize Blocks, Variables, Methods, And Classes
Topic 10	Work With Dates And Times Across Timezones And Manage Changes Resulting From Daylight Savings Including Format Date And Times Values
Topic 11	Develop Code That Uses Binary Versions Of Functional Interfaces Use Autoclose Resources With A Try-With-Resources Statement
Topic 12	Implement Inheritance Including Visibility Modifiers And Composition Use Method References With Streams
Topic 13	Use Catch, Multi-Catch, And Finally Clauses Use Flatmap() Methods In The Stream API Develop Code That Uses The Final Keyword
Topic 14	Develop Code That Uses Stream Data Methods And Calculation Methods Iterate Using Foreach Methods Of Streams And List
Topic 15	Develop Code That Declares, Implements And Or Extends Interfaces And Use The @Override Annotation Develop Code That Uses The Optional Class
Topic 16	Use Enumerated Types Including Methods, And Constructors In An Enum Type Implement Polymorphism Create And Use A Generic Class
Topic 17	Describe Stream Interface And Stream Pipeline Create Inner Classes Including Static Inner Class, Local Class, Nested Class, And Anonymous Inner Class
Topic 18	Develop Code That Uses The Unaryoperator Interface Create Custom Exceptions And Auto-Closeable Resources Lambda Built-In Functional Interfaces

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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Oracle 1z0-809日本語

About Oracle 1z0-809日本語 Exam dumps / Bootcamp

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:

Certification Path

How much 1Z0-809 Exam Cost

Oracle 1z0-809日本語 Exam Syllabus Topics:

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Oracle 1z0-809日本語

About Oracle 1z0-809日本語 Exam dumps / Bootcamp

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:

Certification Path

How much 1Z0-809 Exam Cost

Oracle 1z0-809日本語 Exam Syllabus Topics:

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