Oracle Java SE 17 Developer Pro 1Z0-829 Practice Test 2026

Prepare for the Oracle Certified Professional: Java SE 17 Developer (1Z0-829) exam with a comprehensive collection of realistic practice tests based on the latest exam objectives. Designed to simulate the certification experience, these practice tests help you evaluate your knowledge, strengthen core Java SE 17 skills, identify areas for improvement, and approach exam day with confidence.

This course includes 335+ carefully crafted practice questions across five full-length practice tests aligned with the latest Oracle Java SE 17 Developer Professional exam objectives. Covering Java fundamentals, object-oriented programming, collections, streams, concurrency, modules, JDBC, localization, and more, these practice tests help you identify knowledge gaps and build exam confidence.

What You'll Practice

• Java primitives, wrapper classes, type casting, and the Math API

• String, StringBuilder, and Text Blocks

• Date-Time API, Duration, Period, Instant, and time zones

• Program flow with if/else, switch expressions, loops, break, and continue

• Classes, records, nested classes, constructors, and object lifecycle

• Encapsulation, immutability, inheritance, polymorphism, and sealed classes

• Interfaces, functional interfaces, enumerations, and Java annotations

• Exception handling, custom exceptions, and try-with-resources

• Arrays and the Java Collections Framework

• Lambda expressions, Streams API, Collectors, grouping, and parallel streams

• Java Platform Module System (JPMS) and modular applications

• Multithreading, Executor Services, synchronization, and concurrent programming

• Java I/O, NIO.2 Files API, serialization, and Path operations

• JDBC connections, SQL statements, prepared statements, and transactions

• Localization with Locales, Resource Bundles, and formatting APIs

• Java Logging API fundamentals and certification-style code analysis

Practice Tests

• Practice Test 1: Java Fundamentals and Core Language

• Practice Test 2: Object-Oriented Programming and Exception Handling

• Practice Test 3: Collections, Streams, and Functional Programming

• Practice Test 4: Advanced Java APIs and Enterprise Features

• Practice Test 5: Oracle Java SE 17 Developer Professional Final Practice Exam

Master the skills measured in the Oracle Java SE 17 Developer Professional certification exam with realistic practice tests covering every official exam objective. Build confidence, identify weak areas, and improve your understanding with detailed answer explanations for every question.

Whether you're preparing for your first Oracle Java certification or aiming to validate your Java SE 17 expertise, these practice tests will help you assess your readiness and approach the Oracle Certified Professional: Java SE 17 Developer exam with confidence.

Disclaimer: This practice test course is independently created and is not affiliated with, endorsed by, or sponsored by Oracle.