Oracle 1z1-829 : Java SE 17 Developer

1z1-829 real exams

Exam Code: 1z1-829

Exam Name: Java SE 17 Developer

Updated: Aug 03, 2026

Q & A: 50 Questions and Answers

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Oracle 1Z0-829 certification exam is designed to assess the skills and knowledge of Java developers who are interested in advancing their career with the latest version of the Java SE 17 platform. Java SE 17 Developer certification exam is aimed at programmers who have experience in developing applications using Java SE and want to demonstrate their expertise in the field.

Reference: https://education.oracle.com/java-se-17-developer/pexam_1Z0-829

Oracle 1Z0-829 exam is designed for Java developers who want to validate their skills and expertise in Java SE 17. Java SE 17 Developer certification exam is ideal for developers who have experience in Java programming and want to enhance their knowledge of advanced Java topics such as modules, concurrency, IO, and collections. 1z1-829 exam is also suitable for developers who want to demonstrate their proficiency in the latest version of Java SE.

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Oracle 1z1-829 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Using Java I/O and NIO.2 API8%- Read/write console and file streams
- Work with Path, Files, FileSystem and file attributes
- Serialize and deserialize objects
Topic 2: Working with Arrays, Collections and Generics12%- Create, initialize and manipulate single/multi-dimensional arrays
- Use List, Set, Map, Deque and their implementations
- Apply generics, type parameters, wildcards and type erasure
Topic 3: Packaging and Deploying Java Code with JPMS8%- Define modules, module-info.java, dependencies and exports
- Use services, provides and uses directives
- Build modular JARs, runtime images and migration strategies
Topic 4: Concurrency and Multithreading6%- Apply java.util.concurrent API and thread-safe collections
- Use ExecutorService, ThreadPool and synchronization mechanisms
- Create threads with Runnable, Callable and Thread class
Topic 5: Handling date, time, text, numeric and boolean values12%- Manipulate text including text blocks with String and StringBuilder
- Use Date-Time API: Instant, LocalDate, LocalTime, ZonedDateTime, Period, Duration
- Use primitives, wrapper classes, Math API, type promotion and casting
Topic 6: Utilizing Java Object-Oriented Approach18%- Implement inheritance, abstract classes, sealed classes and interfaces
- Declare classes, records, nested classes, constructors and initializers
- Apply encapsulation, immutability, method overloading and overriding
- Create and use enums
- Use polymorphism, instanceof and pattern matching
Topic 7: Handling Exceptions and Assertions8%- Create custom exceptions and use assertions
- Differentiate checked/unchecked exceptions and errors
- Use try-catch-finally, multi-catch and try-with-resources
Topic 8: Working with Streams and Lambda Expressions12%- Use sequential and parallel streams
- Use functional interfaces, lambda expressions and method references
- Perform filter, map, reduce, collect, group and partition operations
- Create and process object and primitive streams
Topic 9: Using JDBC and Annotations6%- Use prepared statements, transactions and JDBC best practices
- Connect to databases, create statements and process results
- Apply built-in and custom annotations
Topic 10: Controlling Program Flow10%- Use loops: for, enhanced for, while, do-while
- Apply break, continue, return and labeled statements
- Implement if/else, switch statements including pattern matching

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