Oracle 1z0-809 考試大綱：

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

參考：https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-809

Oracle 1z0-809 考試概覽:

認證廠商:	Oracle
考試名稱:	Oracle Certified Professional, Java SE 8 Programmer II (1Z0-809)
考試代碼:	1Z0-809
及格分數:	65%
支援語言:	English
考試形式:	單選題, 多選題, 拖放題
考試費用:	$245 USD
考試時間:	150 minutes
實際考試題數:	約 85 題
證照有效期限:	無過期時間 (Java SE 8 認證不會過期)
相關認證:	Oracle Certified Associate, Java SE 8 Programmer (1Z0-808)
推薦課程:	Java SE 8 Programmer II 考試準備 Oracle University Java SE 8 培訓
考試報名:	Pearson VUE Oracle 考試 Oracle 認證與考試
範例考題:	Oracle 1z0-809 範例考題
考試方式:	透過 Pearson VUE 測試中心或線上監考考試進行
必備條件:	建議：Oracle Certified Associate, Java SE 8 Programmer (1Z0-808) 或具備同等 Java 程式設計知識
官方大綱網址:	https://education.oracle.com