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Oracle Java SE 11 Developer : 1z1-819
- Exam Code: 1z1-819
- Exam Name: Java SE 11 Developer
- Updated: Aug 20, 2026
- Q & A: 297 Questions and Answers
About Oracle Java SE 11 Developer : 1z1-819 Exam
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How to book the Java SE 11 Developer Exam Number: 1Z0-819
You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Java OOP | 15% | - Apply the final keyword to classes, methods, and fields - Implement encapsulation - Implement polymorphism - Use abstract classes and interfaces - Implement inheritance - Apply the static keyword to methods and fields - Create inner classes and use them within other classes |
| Topic 2: Secure Coding in Java SE Application | 5% | - Secure sensitive data - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks - Validate user input |
| Topic 3: Controlling Program Flow | 10% | - Use switch statements - Use break and continue statements - Use for, while, and do/while loops - Use if and if/else statements - Use Java control statements |
| Topic 4: Exception Handling and Localization | 10% | - Create try-catch blocks and understand exception propagation - Use resource bundles and locale classes for internationalization - Use assertions - Describe the advantages of exception handling - Create and throw custom exceptions - Use standard exception classes |
| Topic 5: Working with Streams and Lambda expressions | 13% | - Use method references with streams - Describe the Stream interface and pipeline - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Use functional interfaces with lambda expressions - Filter a collection using lambda expressions |
| Topic 6: Java Platform Module System | 10% | - Use jdeps to determine dependencies - Explain the default modules and class path - Deploy and execute modules - Declare module dependencies - Migrate applications to use modules - Explain the concept of module exports and requires |
| Topic 7: Annotations | 5% | - Apply standard annotations to classes and methods - Describe the purpose of annotations - Create custom annotations |
| Topic 8: Database Applications with JDBC | 5% | - Connect to a database using JDBC - Use parameterized queries - Describe the advantages of using a connection pool - Execute queries and process results |
| Topic 9: Concurrency | 10% | - Use parallel streams to improve performance - Use java.util.concurrent atomic classes and ForkJoinPool - Identify potential threading problems - Use synchronized blocks and the volatile keyword - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects |
| Topic 10: Working with Java data types | 12% | - Declare and initialize variables - Create and manipulate strings - Read or write to object fields - Manipulate data using the StringBuilder class and its methods - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Call methods on objects - Differentiate between object reference variables and primitive variables |
| Topic 11: Working with Arrays and Collections | 8% | - Sort elements in a collection - Search for elements in a collection - Iterate through a collection - Use generic types and diamond operator - Create a list, set, map, or queue collection - Filter a collection using lambda expressions |
| Topic 12: I/O (Fundamentals and NIO2) | 7% | - 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 Stream API with files - Use Path interface to manipulate file paths |
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