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Oracle 1z1-829 : Java SE 17 Developer
- Exam Code: 1z1-829
- Exam Name: Java SE 17 Developer
- Updated: Oct 29, 2026
- Q & A: 50 Questions and Answers
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Oracle 1z1-829 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Handling Exceptions and Assertions | 8% | - Create custom exceptions and use assertions - Differentiate checked/unchecked exceptions and errors - Use try-catch-finally, multi-catch and try-with-resources |
| Topic 2: Using Java I/O and NIO.2 API | 8% | - Read/write console and file streams - Work with Path, Files, FileSystem and file attributes - Serialize and deserialize objects |
| Topic 3: Working with Arrays, Collections and Generics | 12% | - Apply generics, type parameters, wildcards and type erasure - Create, initialize and manipulate single/multi-dimensional arrays - Use List, Set, Map, Deque and their implementations |
| Topic 4: Utilizing Java Object-Oriented Approach | 18% | - Apply encapsulation, immutability, method overloading and overriding - Create and use enums - Use polymorphism, instanceof and pattern matching - Implement inheritance, abstract classes, sealed classes and interfaces - Declare classes, records, nested classes, constructors and initializers |
| Topic 5: Using JDBC and Annotations | 6% | - Apply built-in and custom annotations - Use prepared statements, transactions and JDBC best practices - Connect to databases, create statements and process results |
| Topic 6: Packaging and Deploying Java Code with JPMS | 8% | - Build modular JARs, runtime images and migration strategies - Use services, provides and uses directives - Define modules, module-info.java, dependencies and exports |
| Topic 7: Concurrency and Multithreading | 6% | - Create threads with Runnable, Callable and Thread class - Use ExecutorService, ThreadPool and synchronization mechanisms - Apply java.util.concurrent API and thread-safe collections |
| Topic 8: Handling date, time, text, numeric and boolean values | 12% | - 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 9: Working with Streams and Lambda Expressions | 12% | - Use functional interfaces, lambda expressions and method references - Perform filter, map, reduce, collect, group and partition operations - Create and process object and primitive streams - Use sequential and parallel streams |
| Topic 10: Controlling Program Flow | 10% | - Apply break, continue, return and labeled statements - Use loops: for, enhanced for, while, do-while - Implement if/else, switch statements including pattern matching |
Know the 1z1-829 Exam — and Know Your Options
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The Oracle Java SE 17 Developer blueprint centers on these domains:
- Working with Arrays, Collections and Generics (12%)
- Handling date, time, text, numeric and boolean values (12%)
- Working with Streams and Lambda Expressions (12%)
Additional domains complete the official outline, and our bank covers every one.
Registration goes through the official channels below:
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By daily checking and automatic delivery. Our Oracle experts check for updates every day, and whenever the 1z1-829 bank is revised, the system sends the latest version to you automatically — free for 365 days from purchase. The bank stays closely linked to the actual exam content, with expert-verified answers throughout. Choose among three formats: a printable PDF for easy notes, a Windows PC test engine that simulates the real exam environment, and an online engine that runs on any device and works offline after the first download. A free demo lets you experience all of it before buying.
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Currently, the 1z1-829 exam's passing score is 68% and the registration fee is USD $245. These figures belong to Oracle and can be revised, so confirm them on the official site before scheduling.
Oracle states the following prerequisites for the Oracle Java SE 17 Developer: No mandatory prerequisites; recommended 6+ months hands-on Java SE experience; prior Java SE 8/11 certification is optional for upgrade.
For the authoritative details, see the official certification page.
Oracle recommends these official training resources:
Pair the course that fits your background with consistent question practice for the best results.
According to the latest exam information, the 1z1-829 exam contains 50 questions and lasts 90 minutes minutes. Simulating those conditions at home with the PC test engine is excellent preparation for the real environment.
Oracle Java SE 17 Developer Sample Questions:
Question #1
Given:
Which two modifications enable the code to print Open Close?
- A.
- B.
- C.
- D.
- E.
Correct Answer: B,D 🗳️
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Question #2
Given the code fragment:
abstract sealed interface SInt permits Story, Art { default String getTitle() { return "Book Title" ; }
}
Which set of class definitions compiles?
- A. Public interface story extends sInd {}
Public interface Art extends SInt {} - B. Non-sealed interface story extends SInt {}
Class Art implements Sint {} - C. Interace story extends STnt {}
Interface Art extends SInt {} - D. Sealed interface Storty extends sInt {}
Non-sealed class Art implements Sint {} - E. Non-sealed interface story extends SInt {}
Non-sealed interaface Art extends Sint {}
Correct Answer: D 🗳️
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Question #3
Given:
What is the result?
- A. 0 CLOUDY
- B. 0 Snowy
- C. 1 Snowy
- D. Compilation fails
- E. 1 RAINY
Correct Answer: B 🗳️
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Question #4
Given the code fragments:
Which action prints Wagon : 200?
- A. At line n2, in the main method signature, add throws IOException, ClassCastException.
- B. At line n2, in the main method signature, add throws IoException, ClassNotFoundException.
- C. At Line n3, replace Car with LuxurayCar.
- D. At line n1, implement the java.io, Serializable interface.
- E. At Line n1, implement the java.io.AutoCloseable interface
- F. At line n3, replace readObject (0 with readLine().
Correct Answer: B 🗳️
Explanation: Only visible for VCETorrent members. You can sign-up / login (it's free).
Question #5
Given:
What is the result?
- A. Bicycle =7, car=7, motorcycle=7, truck=7)
- B. (Bicycle, car, motorcycle, truck)
- C. Compilation fails.
- D. Bicycle-1, car=3, motorcycle=1, truck=2)
- E. (3:bicycle, 0:car, 0motercycle, 5:truck)
Correct Answer: C 🗳️
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