Oracle Java SE 11 Developer : 1Z0-819 exam

Oracle 1Z0-819 Actual PDF
  • Exam Code: 1Z0-819
  • Exam Name: Java SE 11 Developer
  • Updated: Aug 24, 2026
  • Q & A: 297 Questions and Answers
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About Oracle Java SE 11 Developer : 1Z0-819 Exam

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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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This exam helps students to understand the basic relational database concepts. Moreover, it will teach the students about data modeling concepts, building Entity Relationship Diagrams (ERDs), and mapping ERDs. Moreover, with this project-based learning techniques, students will be able to create and work with projects to design, implement, and demonstrate a database solution for a business or organization.

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Oracle 1Z0-819 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Database Applications with JDBC5%- Connect to a database using JDBC
- Use parameterized queries
- Describe the advantages of using a connection pool
- Execute queries and process results
Topic 2: Working with Java data types12%- Differentiate between object reference variables and primitive variables
- Declare and initialize variables
- Manipulate data using the StringBuilder class and its methods
- Read or write to object fields
- Explain an object's lifecycle (creation, dereferencing via garbage collection)
- Create and manipulate strings
- Call methods on objects
Topic 3: Exception Handling and Localization10%- Use resource bundles and locale classes for internationalization
- Use standard exception classes
- Create try-catch blocks and understand exception propagation
- Use assertions
- Create and throw custom exceptions
- Describe the advantages of exception handling
Topic 4: I/O (Fundamentals and NIO2)7%- Use Stream API with files
- Use NIO2 API to work with file systems and file attributes
- Use Path interface to manipulate file paths
- Read and write console and file input/output using Java I/O system
Topic 5: Working with Streams and Lambda expressions13%- Use the Stream API to perform terminal operations
- Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods
- Filter a collection using lambda expressions
- Use functional interfaces with lambda expressions
- Use method references with streams
- Describe the Stream interface and pipeline
Topic 6: Controlling Program Flow10%- Use break and continue statements
- Use Java control statements
- Use if and if/else statements
- Use for, while, and do/while loops
- Use switch statements
Topic 7: Working with Arrays and Collections8%- Use generic types and diamond operator
- Filter a collection using lambda expressions
- Iterate through a collection
- Search for elements in a collection
- Sort elements in a collection
- Create a list, set, map, or queue collection
Topic 8: Secure Coding in Java SE Application5%- Validate user input
- Prevent SQL injection and other attacks
- Prevent Denial of Service (DoS) attacks
- Secure sensitive data
Topic 9: Working with Java OOP15%- Use abstract classes and interfaces
- Implement polymorphism
- Apply the final keyword to classes, methods, and fields
- Apply the static keyword to methods and fields
- Implement inheritance
- Implement encapsulation
- Create inner classes and use them within other classes
Topic 10: Concurrency10%- Use ExecutorService to concurrently execute tasks
- Create worker threads using Runnable and Thread objects
- Use parallel streams to improve performance
- Use synchronized blocks and the volatile keyword
- Identify potential threading problems
- Use java.util.concurrent atomic classes and ForkJoinPool
Topic 11: Annotations5%- Describe the purpose of annotations
- Apply standard annotations to classes and methods
- Create custom annotations
Topic 12: Java Platform Module System10%- Migrate applications to use modules
- Declare module dependencies
- Explain the default modules and class path
- Explain the concept of module exports and requires
- Deploy and execute modules
- Use jdeps to determine dependencies

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