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Real Oracle 1z1-819 practice exam questions for easy pass!
Updated: Aug 05, 2026
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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.
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:
- Declare and instantiate Java objects including nested class objects, and explain objects' - lifecycles (including creation, dereferencing by reassignment, and garbage collection)
- Understand variable scopes, apply encapsulation and make objects immutable
- Create and use enumerations
- Develop code that mitigates security threats such as denial of service, code injection, input validation and ensure data integrity
- Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
- Initialize objects and their members using instance and static initialiser statements and constructors
- Create and use subclasses and superclasses, including abstract classes
- Secure resource access including filesystems, manage policies and execute privileged code
- Define and use fields and methods, including instance, static and overloaded methods
- Utilize polymorphism and casting to call methods, differentiate object type versus reference type
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1z1-819 Exam Overview:
| Certification Vendor: | Oracle |
| Exam Name: | Java SE 11 Developer |
| Exam Number: | 1z0-819 |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | Lifetime (no expiration, but recertification recommended to stay current) |
| Real Exam Qty: | 80 |
| Exam Price: | $245 USD |
| Exam Format: | Multiple Choice, Multiple Select |
| Passing Score: | 68% |
| Available Languages: | English, Japanese, Chinese, Portuguese, Spanish |
| Related Certifications: | Oracle Certified Professional: Java SE 11 Developer |
| Sample Questions: | Oracle 1z1-819 Sample Questions |
| Exam Way: | Pearson VUE testing centers (online proctored exam also available) |
| Pre Condition: | Oracle recommends but does not require candidates to first obtain the Oracle Certified Professional: Java SE 11 Programmer I (1Z0-815) certification. However, 1Z0-819 can be taken directly without 1Z0-815. |
| Official Syllabus URL: | https://education.oracle.com/java/java-se/product_oss_279 |
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 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Working with Java OOP | 15% | - Apply the final keyword to classes, methods, and fields - Implement inheritance - Create inner classes and use them within other classes - Implement polymorphism - Implement encapsulation - Apply the static keyword to methods and fields - Use abstract classes and interfaces |
| I/O (Fundamentals and NIO2) | 7% | - Read and write console and file input/output using Java I/O system - Use Stream API with files - Use NIO2 API to work with file systems and file attributes - Use Path interface to manipulate file paths |
| Java Platform Module System | 10% | - Explain the concept of module exports and requires - Declare module dependencies - Deploy and execute modules - Explain the default modules and class path - Use jdeps to determine dependencies - Migrate applications to use modules |
| Exception Handling and Localization | 10% | - Create and throw custom exceptions - Create try-catch blocks and understand exception propagation - Use resource bundles and locale classes for internationalization - Use standard exception classes - Describe the advantages of exception handling - Use assertions |
| Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks - Secure sensitive data - Validate user input |
| Concurrency | 10% | - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool - Create worker threads using Runnable and Thread objects - Use parallel streams to improve performance - Identify potential threading problems - Use ExecutorService to concurrently execute tasks |
| Working with Streams and Lambda expressions | 13% | - Use functional interfaces with lambda expressions - Use method references with streams - Filter a collection using lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Describe the Stream interface and pipeline |
| Annotations | 5% | - Apply standard annotations to classes and methods - Create custom annotations - Describe the purpose of annotations |
| Working with Arrays and Collections | 8% | - Iterate through a collection - Search for elements in a collection - Sort elements in a collection - Filter a collection using lambda expressions - Create a list, set, map, or queue collection - Use generic types and diamond operator |
| Database Applications with JDBC | 5% | - Use parameterized queries - Describe the advantages of using a connection pool - Connect to a database using JDBC - Execute queries and process results |
| Working with Java data types | 12% | - Manipulate data using the StringBuilder class and its methods - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Read or write to object fields - Create and manipulate strings - Declare and initialize variables - Call methods on objects - Differentiate between object reference variables and primitive variables |
| Controlling Program Flow | 10% | - Use break and continue statements - Use switch statements - Use for, while, and do/while loops - Use if and if/else statements - Use Java control statements |
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