Exam Code: 1Z0-819
Exam Name: Java SE 11 Developer (1Z0-819日本語版)
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE

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Updated: Jul 21, 2026

No. of Questions: 297 Questions & Answers with Testing Engine

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Oracle 1Z0-819日本語 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Java SE 11 Developer
Exam Number:	1Z0-819
Passing Score:	Approximately 68%
Certificate Validity Period:	No expiration
Related Certifications:	Oracle Certified Associate (OCA) Java SE 8/11 Oracle Certified Professional Java SE 8 Developer
Available Languages:	English, Japanese
Exam Price:	USD 245 (may vary by country/region)
Exam Format:	Multiple Choice, Multiple Response, Drag and Drop
Real Exam Qty:	50-70 (varies)
Exam Duration:	180 minutes
Recommended Training:	Oracle University Java Training
Exam Registration:	Oracle Certification Registration
Sample Questions:	Oracle 1Z0-819日本語 Sample Questions
Exam Way:	Online proctored or authorized test center
Pre Condition:	Recommended: Strong understanding of Java SE 11 fundamentals and prior Java certification knowledge (OCA-level).
Official Syllabus URL:	https://education.oracle.com

Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819

The following will be discussed in ORACLE 1Z0-006 exam dumps:

Annotations
Java I/O API
Working with Java data types
Java Platform Module System
Database Applications with JDBC
Java Object-Oriented Approach
Working with Arrays and Collections

Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913

Certification Path for Java SE 11 Developer Exam Number: 1Z0-819

Java SE 11 Developer Exam Number: 1Z0-819 is a fundamental exam. Successful completion by candidates will allow them to achieve Oracle Certified Professional: Java SE 11 Developer.

Understanding functional and technical aspects of Java SE 11 Developer Exam Number: 1Z0-819

The following will be discussed in the ORACLE 1Z0-006 exam dumps:

Secure resource access including filesystems, manage policies and execute privileged code
Create and use subclasses and superclasses, including abstract classes
Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
Define and use fields and methods, including instance, static and overloaded methods
Understand variable scopes, apply encapsulation and make objects immutable
Initialize objects and their members using instance and static initialiser statements and constructors
Create and use enumerations
Declare and instantiate Java objects including nested class objects, and explain objects' - lifecycles (including creation, dereferencing by reassignment, and garbage collection)
Develop code that mitigates security threats such as denial of service, code injection, input validation and ensure data integrity
Utilize polymorphism and casting to call methods, differentiate object type versus reference type

What is Java SE 11 Developer Exam Number: 1Z0-819 Certification Exam and Retake policy

Oracle Cloud Certification credentials are only valid for a period of 18 months from the date you earn the credential. The certification will become inactive at the end of 18 months. However, for Oracle candidates, it is necessary to hold an active certification in order to have access to various certification benefits including, using Oracle certification logos, certificates, scoring reports, digital badges, and certification verification.

To stay current, candidates have to re-certify themselves with the latest version of the exam. Oracle Cloud Certifications include various titles with levels that are Oracle Certified Associate, Specialist, and Professional. Moreover, the Oracle Cloud Certifications are updated continuously throughout the year for keeping current with major product and service releases and re-released on an annual basis with a new title.

Oracle 1Z0-819日本語 Exam Syllabus Topics:

Section	Objectives
Topic 1: Exception Handling	- Error handling in Java 1. Try-catch-finally blocks 2. Checked and unchecked exceptions
Topic 2: Java Class Design	- Polymorphism 1. Method overriding 2. Dynamic binding - Encapsulation and Inheritance 1. Inheritance hierarchies 2. Class structure and modifiers
Topic 3: Generics and Collections	- Generics 1. Generic classes and methods 2. Wildcards - Java Collections Framework 1. List, Set, Map interfaces 2. Sorting and searching
Topic 4: Streams API	- Stream operations 1. Collectors 2. Intermediate and terminal operations
Topic 5: Java I/O and NIO	- File handling 1. NIO file APIs 2. FileReader and FileWriter
Topic 6: JDBC and Database Connectivity	- Database access 1. JDBC API usage 2. SQL execution from Java
Topic 7: Functional Programming	- Lambda Expressions 1. Functional interfaces 2. Lambda syntax and usage
Topic 8: Concurrency	- Multithreading 1. Executor framework 2. Thread lifecycle

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