Oracle 1z1-809 : Java SE 8 Programmer II

Exam Code: 1z1-809

Exam Name: Java SE 8 Programmer II

Updated: Sep 16, 2026

Q & A: 209 Questions and Answers

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What is the duration of the 1Z0-809 Exam

Passing Score: 65%
Length of Examination: 150 minutes
Format: Multiple choices, multiple answers
Number of Questions: 85

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Oracle 1z1-809 Exam Syllabus Topics:

Section	Objectives
Localization	- Internationalization 1. Format dates and numbers 2. Use Locale and ResourceBundle 3. Handle localization properties
Java Stream API	- Stream processing 1. Sort and filter data using streams 2. Collect and group stream results 3. Use Optional 4. Use map, flatMap, and peek 5. Use findFirst, findAny, and match methods
Building Database Applications with JDBC	- Database connectivity 1. Process ResultSet data 2. Execute SQL statements 3. Use JDBC drivers and connections
Java Concurrency	- Multithreading 1. Use concurrent collections 2. Create and manage threads 3. Use ExecutorService 4. Use synchronized blocks and locks
Java SE 8 Date/Time API	- Date and time handling 1. Format and parse date values 2. Use Period and Duration 3. Use LocalDate, LocalTime, and LocalDateTime
Exceptions and Assertions	- Error handling 1. Create custom exceptions 2. Use try-catch and try-with-resources 3. Use assertions
Advanced Java Class Design	- Advanced object-oriented features 1. Use enum types 2. Develop Lambda expressions 3. Use abstract classes and interfaces 4. Create nested and inner classes 5. Use the final keyword
Java File I/O	- NIO.2 API 1. Read file attributes 2. Use Path and Files classes 3. Traverse directory structures
Java Class Design	- Object-oriented principles 1. Create singleton and immutable classes 2. Use static variables, methods, and initialization blocks 3. Implement encapsulation 4. Implement inheritance and polymorphism 5. Override equals, hashCode, and toString
Lambda Built-in Functional Interfaces	- Functional programming 1. Use UnaryOperator and BinaryOperator 2. Use Predicate, Consumer, Function, and Supplier 3. Use primitive functional interfaces
Java I/O Fundamentals	- Input and output 1. Read and write files 2. Use BufferedReader and BufferedWriter 3. Use serialization
Generics and Collections	- Collections framework 1. Use ArrayList, TreeSet, TreeMap, and ArrayDeque 2. Create and use generic classes 3. Iterate collections with Streams and forEach 4. Use Comparator and Comparable

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