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Instant Download Oracle : 1z1-819 Questions & Answers as PDF & Test Engine
- Exam Code: 1z1-819
- Exam Name: Java SE 11 Developer
- Updated: Aug 12, 2026
- No. of Questions: 297 Questions and Answers
- Download Limit: Unlimited
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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
Average Salary of Java SE 11 Developer Exam Number: 1Z0-819 Certified Professionals
The average salary is between $71k and $103k.
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How much Java SE 11 Developer Exam Number: 1Z0-819 costs
- Length of Exam: 85 min
- Examination Name: Java SE 11 Developer Exam Number: 1Z0-819
- Types of questions: Performance Based Questions
- Examination Fees: $250 USD
- No. of Questions: 60 Questions
- Passing Score: 60% or higher
As we all know, it is a must for all of the candidates to pass the exam if they want to get the related 1z1-819 certification which serves as the best evidence for them to show their knowledge and skills. If you want to simplify the preparation process, here comes a piece of good news for you. We will bring you integrated 1z1-819 exam materials to the demanding of the ever-renewing exam, which will be of great significance for you to keep pace with the times. Before your purchase, please have a full understanding of the characteristics and functions of our product firstly as follow.
Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Arrays and Collections | 8% | - Use generic types and diamond operator - Create a list, set, map, or queue collection - Search for elements in a collection - Filter a collection using lambda expressions - Iterate through a collection - Sort elements in a collection |
| Topic 2: Concurrency | 10% | - Create worker threads using Runnable and Thread objects - 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 |
| Topic 3: Database Applications with JDBC | 5% | - Execute queries and process results - Connect to a database using JDBC - Use parameterized queries - Describe the advantages of using a connection pool |
| Topic 4: Exception Handling and Localization | 10% | - Describe the advantages of exception handling - Use standard exception classes - Use resource bundles and locale classes for internationalization - Create try-catch blocks and understand exception propagation - Use assertions - Create and throw custom exceptions |
| Topic 5: Controlling Program Flow | 10% | - Use break and continue statements - Use for, while, and do/while loops - Use switch statements - Use if and if/else statements - Use Java control statements |
| Topic 6: Working with Java OOP | 15% | - Apply the static keyword to methods and fields - Apply the final keyword to classes, methods, and fields - Implement encapsulation - Implement inheritance - Create inner classes and use them within other classes - Implement polymorphism - Use abstract classes and interfaces |
| Topic 7: Working with Streams and Lambda expressions | 13% | - Describe the Stream interface and pipeline - Use method references with streams - 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 8: Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Topic 9: Working with Java data types | 12% | - Read or write to object fields - Differentiate between object reference variables and primitive variables - Call methods on objects - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Declare and initialize variables - Manipulate data using the StringBuilder class and its methods - Create and manipulate strings |
| Topic 10: Secure Coding in Java SE Application | 5% | - Validate user input - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks - Secure sensitive data |
| Topic 11: I/O (Fundamentals and NIO2) | 7% | - Use NIO2 API to work with file systems and file attributes - Use Stream API with files - Read and write console and file input/output using Java I/O system - Use Path interface to manipulate file paths |
| Topic 12: Java Platform Module System | 10% | - Migrate applications to use modules - Explain the default modules and class path - Deploy and execute modules - Declare module dependencies - Explain the concept of module exports and requires - Use jdeps to determine dependencies |
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