Oracle 1z1-819 : Java SE 11 Developer

1z1-819 real exams

Exam Code: 1z1-819

Exam Name: Java SE 11 Developer

Updated: Jun 09, 2026

Q & A: 297 Questions and Answers

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Who should take the Java SE 11 Developer Exam Number: 1Z0-819

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.

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 pdf:

  • Use generics, including wildcards
  • Create worker threads using Runnable and Callable, and manage concurrency using an ExecutorService and java.util.concurrent API
  • Use a Java array and List, Set, Map and Deque collections, including convenience methods
  • Develop thread-safe code, using different locking mechanisms and java.util.concurrent API
  • Sort collections and arrays using Comparator and Comparable interfaces
  • Perform decomposition and reduction, including grouping and partitioning on sequential and parallel streams
  • Implement functional interfaces using lambda expressions, including interfaces from the java.util.function package
  • Use Java Streams to filter, transform and process data

Oracle 1z1-819 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Use primitives and wrapper classes, including, operators, parentheses, type promotion and casting
  • Sort collections and arrays using Comparator and Comparable interfaces
Topic 2
  • Secure resource access including filesystems, manage policies and execute privileged code
  • Develop thread-safe code, using different locking mechanisms
Topic 3
  • Handle text using String and StringBuilder classes
  • Utilize polymorphism and casting to call methods, differentiate object type versus reference type
Topic 4
  • Understand variable scopes, apply encapsulation and make objects immutable
  • Connect to and perform database SQL operations, process query results using JDBC API
Topic 5
  • Implement serialization and deserialization techniques on Java objects
  • Declare and instantiate Java objects including nested class objects
Topic 6
  • Create and use interfaces, identify functional interfaces
  • Initialize objects and their members using instance and static initialiser statements and constructors
Topic 7
  • Create and use subclasses and superclasses, including abstract classes
  • Use local variable type inference, including as lambda parameters
Topic 8
  • Deploy and execute modular applications, including automatic modules
  • Implement functional interfaces using lambda expressions
Topic 9
  • Define and use fields and methods, including instance, static and overloaded methods
  • Working with Arrays and Collections

Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913

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