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

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

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

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