☕ OCP Java 11 Developer · 1Z0-819

Java SE 11
Developer (1Z0-819)

Prove your fluency in modern Java — object orientation, functional programming with lambdas & streams, modularity, concurrency and secure coding — and earn the OCP Java SE 11 Developer credential.

OOP & Modularity Lambdas & Streams Exception Handling Collections & Generics Concurrency Secure Coding OCP Certified

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Java Data Types & OOPType inference, classes, interfaces & enums

Streams, Lambdas & ModulesFunctional programming & modular apps

Concurrency & I/OThreads, ExecutorService & NIO.2

Secure Coding & JDBCSecurity, localization & databases

Exam Questions

Minutes Duration

68%

Passing Score

Online

Proctored Exam

Why It's Trending

Modern Java Skills Are in High Demand

Java SE 11 introduced major language and platform improvements — modules, local variable type inference and enhanced APIs — making OCP Java SE 11 Developers highly sought after for modern application development.

Trending

9M+

Java Developers Worldwide

Java continues to be one of the top programming languages used by enterprises and developers globally.

LTS

Java 11 is a Long-Term Support Release

Enterprises standardize on LTS versions like Java 11 for stability, making these skills broadly applicable.

Trending

OCP

Globally Recognized Credential

1Z0-819 awards the Oracle Certified Professional, Java SE 11 Developer credential.

+20%

Higher Pay for Modern Java Skills

Developers certified on current Java versions command a premium over those on legacy versions.

Certification Path

Your Path to Modern Java Mastery

Foundation

Java SE 8 Programmer I & II

1Z0-808 / 1Z0-809

You Are Here

Java SE 11 Developer

1Z0-819 (OCP)

Upgrade Path

Java SE 17 Developer

1Z0-829 (OCP)

Advanced

Java EE / Spring Framework

Enterprise Development Track

Specialize

Cloud-Native Java (Microservices)

Cloud Developer Track

Exam 1Z0-819 awards the Oracle Certified Professional, Java SE 11 Developer credential — validating fluency in modern Java including object orientation, functional programming and modularity, and serving as a strong foundation for the Java SE 17 upgrade exam.

Exam Overview

Exam 1Z0-819: Java SE 11 Developer

Language

English

Duration

90 Minutes

Total Questions

Passing Score

68%

Format

Multiple Choice, Proctored Online

Delivery

Proctored Online

Candidates who hold this certification have demonstrated proficiency in Java (Standard Edition) software development recognized by a wide range of world-wide industries. They have also exhibited thorough and broad knowledge of the Java programming language, coding practices and utilization of new features incorporated into Java SE 11 — including a deep understanding of object-orientation, functional programming through lambda expressions and streams, and modularity.

Course Content

Complete Java SE 11 Developer Curriculum

Click any module to expand and explore the topics covered in detail.

Working with Java Data Types

4 Topics

Use primitives and wrapper classes, including operators, parentheses, type promotion and casting

Handle text using the String and StringBuilder classes

Use local variable type inference, including as lambda parameters

Create and use loops, if/else and switch statements

Java Object-Oriented Approach

8 Topics

Declare and instantiate Java objects including nested class objects, and explain objects' lifecycles (creation, dereferencing, garbage collection)

Define and use fields and methods, including instance, static and overloaded methods

Initialize objects and members using instance/static initializer statements and constructors

Understand variable scopes, apply encapsulation and make objects immutable

Create and use subclasses and superclasses, including abstract classes

Use polymorphism and casting to call methods, differentiating object type vs reference type

Create and use interfaces, identify functional interfaces, and use private, static and default methods

Create and use enumerations

Exception Handling

2 Topics

Handle exceptions using try/catch/finally clauses, try-with-resource and multi-catch statements

Create and use custom exceptions

Working with Arrays and Collections

3 Topics

Use generics, including wildcards

Use Java arrays and List, Set, Map and Deque collections, including convenience methods

Sort collections and arrays using Comparator and Comparable interfaces

Working with Streams and Lambda Expressions

5 Topics

Implement functional interfaces using lambda expressions, including interfaces from java.util.function

Use Java Streams to filter, transform and process data

Perform decomposition and reduction including grouping and partitioning on sequential and parallel streams

Deploy and execute modular applications, including automatic modules

Declare, use and expose modules, including the use of services

Concurrency

5 Topics

Create worker threads using Runnable and Callable, and manage concurrency using ExecutorService and java.util.concurrent API

Develop thread-safe code using different locking mechanisms and java.util.concurrent API

Read and write console and file data using I/O Streams

Implement serialization and deserialization techniques on Java objects

Handle file system objects using the java.nio.file API

Secure Coding in Java SE Applications

5 Topics

Develop code that mitigates security threats such as denial of service, code injection and input validation, ensuring data integrity

Secure resource access including filesystems, manage policies and execute privileged code

Connect to and perform database SQL operations and process query results using the JDBC API

Implement localization using Locale, resource bundles and Java APIs to parse and format messages, dates and numbers

Create, apply and process annotations

FAQs

Frequently Asked Questions

Who should take the 1Z0-819 exam?

Java developers with intermediate to advanced experience who want to validate their modern Java SE 11 skills and earn an OCP credential.

Do I need prerequisites for this exam?

There is no mandatory prerequisite exam, but solid hands-on experience with Java SE 8 or later is strongly recommended.

Is the 1Z0-819 exam proctored?

Yes. The exam is delivered as a proctored online exam, monitored to validate candidate identity and exam integrity.

What topics carry the most weight in this exam?

Object-oriented programming, streams/lambda expressions, modularity and concurrency form a large portion of the exam.

What can I pursue after 1Z0-819?

This certification is a strong foundation for the Java SE 17 Developer (1Z0-829) upgrade exam and enterprise Java frameworks.

How is the exam scored?

The exam consists of 50 multiple choice questions to be completed in 90 minutes, with a passing score of 68%.

Java SE 11Developer (1Z0-819)

Modern Java Skills Are in High Demand

Your Path to Modern Java Mastery

Exam 1Z0-819: Java SE 11 Developer

Complete Java SE 11 Developer Curriculum

Frequently Asked Questions

Become an Oracle Certified Professional, Java SE 11 Developer

Java SE 11
Developer (1Z0-819)