Oracle Java SE 11 Developer : 1Z0-819

  • Exam Code: 1Z0-819
  • Exam Name: Java SE 11 Developer
  • Updated: Jun 22, 2026
  • Q & A: 297 Questions and Answers

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The following will be discussed in the ORACLE 1Z0-006 exam dumps pdf:

  • Use a Java array and List, Set, Map and Deque collections, including convenience methods
  • Use Java Streams to filter, transform and process data
  • Use generics, including wildcards
  • 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
  • Create worker threads using Runnable and Callable, and manage concurrency using an ExecutorService and java.util.concurrent API
  • Sort collections and arrays using Comparator and Comparable interfaces
  • Develop thread-safe code, using different locking mechanisms and java.util.concurrent API

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Oracle 1Z0-819 Exam Syllabus Topics:

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

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

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