Exam Name: Java SE 11 Developer
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
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Updated: Jul 23, 2026
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Oracle 1z1-819 (Java SE 11 Developer) Certification Exam is an industry-recognized credential that demonstrates an individual's expertise in Java programming language and technology. Java SE 11 Developer certification exam is designed for developers who have experience in developing applications using Java SE 11. Candidates are required to demonstrate their knowledge of Java programming concepts, the Java SE 11 platform, and various API libraries. 1Z0-819 exam covers both theoretical and practical aspects of Java programming and is a comprehensive assessment of a developer's skills.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
The Oracle 1Z0-819 exam covers a wide range of topics related to Java SE 11, including Java fundamentals, object-oriented programming concepts, concurrency, and collections. It also includes advanced topics such as functional programming, streams, and JDBC. To pass the exam, you need to have a deep understanding of these topics and be able to apply them to real-world scenarios.
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Oracle 1Z0-819 exam is a challenging but rewarding certification exam for Java developers who want to validate their skills in Java SE 11. By passing the exam and earning the Oracle Certified Professional: Java SE 11 Developer certification, candidates can enhance their career prospects and demonstrate their expertise in Java programming.
The Oracle 1Z0-819 exam is designed for developers who have a strong foundation in Java programming and have experience in developing applications using Java SE 11. It covers various topics such as Java classes, interfaces, and objects, Java data types, Java arrays, exception handling, and Java I/O. It also includes topics on Java concurrency, JDBC, and security.
Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Exception Handling and Localization | 10% | - Use standard exception classes - Describe the advantages of exception handling - Use resource bundles and locale classes for internationalization - Create and throw custom exceptions - Create try-catch blocks and understand exception propagation - Use assertions |
| Topic 2: Working with Java OOP | 15% | - Implement encapsulation - Apply the final keyword to classes, methods, and fields - Apply the static keyword to methods and fields - Create inner classes and use them within other classes - Use abstract classes and interfaces - Implement inheritance - Implement polymorphism |
| Topic 3: Concurrency | 10% | - Use parallel streams to improve performance - Use java.util.concurrent atomic classes and ForkJoinPool - Use synchronized blocks and the volatile keyword - Use ExecutorService to concurrently execute tasks - Identify potential threading problems - Create worker threads using Runnable and Thread objects |
| Topic 4: Working with Arrays and Collections | 8% | - Use generic types and diamond operator - Iterate through a collection - Create a list, set, map, or queue collection - Search for elements in a collection - Sort elements in a collection - Filter a collection using lambda expressions |
| Topic 5: Database Applications with JDBC | 5% | - Execute queries and process results - Describe the advantages of using a connection pool - Connect to a database using JDBC - Use parameterized queries |
| Topic 6: Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Topic 7: Working with Java data types | 12% | - Call methods on objects - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Create and manipulate strings - Read or write to object fields - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables |
| Topic 8: Java Platform Module System | 10% | - Migrate applications to use modules - Deploy and execute modules - Use jdeps to determine dependencies - Explain the default modules and class path - Explain the concept of module exports and requires - Declare module dependencies |
| Topic 9: Working with Streams and Lambda expressions | 13% | - Use the Stream API to perform terminal operations - Describe the Stream interface and pipeline - Use functional interfaces with lambda expressions - Filter a collection using lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use method references with streams |
| Topic 10: Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Validate user input - Prevent Denial of Service (DoS) attacks - Secure sensitive data |
| Topic 11: Controlling Program Flow | 10% | - Use break and continue statements - Use if and if/else statements - Use switch statements - Use for, while, and do/while loops - Use Java control statements |
| Topic 12: I/O (Fundamentals and NIO2) | 7% | - Use Stream API with files - Read and write console and file input/output using Java I/O system - Use NIO2 API to work with file systems and file attributes - Use Path interface to manipulate file paths |
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