Try and practice the latest Oracle : 1Z0-829 real questions & answers

Last Updated: Sep 16, 2026

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Oracle 1Z0-829 Practice Q&A's

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Your 1Z0-829 preparation can start in the next minute. The moment your payment clears, Actual4Cert emails your Oracle Java SE 17 Developer practice material and unlocks the instant download.

Oracle 1Z0-829 Exam Overview:

Certification Vendor:Oracle
Exam Name:Java SE 17 Developer
Exam Number:1Z0-829
Related Certifications:Oracle Certified Professional: Java SE 11 Developer
Oracle Certified Professional: Java SE 8 Developer
Certificate Validity Period:Lifetime
Available Languages:English
Exam Duration:90 minutes
Exam Price:USD $245
Passing Score:68%
Real Exam Qty:50
Exam Format:Multiple Choice, Scenario-Based Questions, Multiple Select, Drag and Drop
Recommended Training:Oracle Learning Subscription
Java SE 17 Developer Training
Exam Registration:Oracle University
Pearson VUE
Sample Questions: DOWNLOAD DEMO
Exam Way:Online Proctored or Onsite at Pearson VUE Test Centers
Pre Condition:No mandatory prerequisites; recommended 6+ months hands-on Java SE experience; prior Java SE 8/11 certification is optional for upgrade
Official Syllabus URL:https://education.oracle.com/java-se-17-developer/pexam_1Z0-829

Oracle 1Z0-829 Exam Syllabus Topics:

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

Frequently Asked Questions About Oracle Java SE 17 Developer

The Oracle Java SE 17 Developer exam (exam code 1Z0-829) is the official Oracle exam that leads to the Oracle Certified Professional: Java SE 17 Developer certification, sitting at the Professional level of the Oracle certification track. It is also connected with Oracle Certified Professional: Java SE 11 Developer, Oracle Certified Professional: Java SE 8 Developer. If this is the credential you are working toward, the 50 practice questions at Actual4Cert map directly to its objectives.

The Oracle Java SE 17 Developer exam includes 50 questions, and you have 90 minutes to complete them. Divide the time limit by the question count and you get a tight average pace per item, so train yourself to flag time-consuming questions and return to them later instead of getting stuck. Before test day, run at least one full timed session in the Actual4Cert test engine under the same limits — the clock should never surprise you.

The passing score for Oracle Java SE 17 Developer is 68%, and the official registration fee is USD $245. A failed attempt means paying that fee in full again, so your preparation budget deserves the same attention as your study plan. A practical rule: book your exam date only after you can finish a Actual4Cert practice test comfortably above the passing score more than once.

According to Oracle, candidates should meet the following before registering: No mandatory prerequisites; recommended 6+ months hands-on Java SE experience; prior Java SE 8/11 certification is optional for upgrade. Requirements can change, so confirm the latest details on the official exam page before you register.

You can register for the Oracle Java SE 17 Developer exam through the official channels below:

Exam delivery: Online Proctored or Onsite at Pearson VUE Test Centers.

Oracle lists the following official training options for this exam:

Formal training builds the theory; pair it with the 50 practice questions from Actual4Cert to find out whether you are genuinely ready for the exam.

Yes. A free PDF demo of the 1Z0-829 practice questions is available to download, so you can judge the format and quality before paying anything. Every purchase also includes 365 days of free updates, and if your product expires you can extend the update service at a 50% discount.

Your order is covered by a conditional 100% money-back guarantee: if you take the corresponding exam within 60 days of purchase and do not pass, you may apply for a full refund. Exams taken within 3 days of purchase are not eligible, nor are free materials or expired orders, and the candidate name must match the payer name. To claim, submit a scanned enrollment slip and your official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer to keep studying? You can instead exchange your purchase for two free products of equal value while keeping the update service on your original one. Delivery itself is immediate: your product unlocks for instant download right after payment and a copy is emailed to you within a minute — if nothing arrives within 2 hours, contact our support team. There is no limit on the number of computers you can install it on.

The Oracle Java SE 17 Developer blueprint is divided into 10 major domains, starting with Handling date, time, text, numeric and boolean values (12%), Working with Streams and Lambda Expressions (12%), and Using JDBC and Annotations (6%). The full breakdown, including every subdomain and its weighting, is listed in the Exam Topics section above — review it against your own weak areas before scheduling the exam.

Oracle Java SE 17 Developer Sample Questions:

Question #1

Given the code fragments:

Which action prints Wagon : 200?

  • A. At line n1, implement the java.io, Serializable interface.
  • B. At line n2, in the main method signature, add throws IOException, ClassCastException.
  • C. At Line n3, replace Car with LuxurayCar.
  • D. At line n3, replace readObject (0 with readLine().
  • E. At line n2, in the main method signature, add throws IoException, ClassNotFoundException.
  • F. At Line n1, implement the java.io.AutoCloseable interface
Reveal Solution  Discussion  0

Correct Answer: E  🗳️

Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).

Question #2

Given the code fragment:

Which code fragment invokes all callable objects in the workers set?

  • A.
  • B.
  • C.
  • D.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).

Question #3

Given:

Which two modifications enable the code to print Open Close?

  • A.
  • B.
  • C.
  • D.
  • E.
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).

Question #4

Given the code fragment:

What is the result?

  • A. A compilation error occurs at Line n1.
  • B. Logged out at: 2021-0112T21:58:19.880z
  • C. Can't logout
  • D. Logged out at: 2021-01-12T21:58:00z
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).

Question #5

Given:

What is the result?

  • A. Software game write error
  • B. Software Game Chess 2
  • C. Software Game Software Game chess 0
  • D. Software Game Chess 0
  • E. Software Game read error
  • F. Software Game Software Game Chese 2
Reveal Solution  Discussion  0

Correct Answer: F  🗳️

Explanation: Only visible for Actual4Cert members. You can sign-up / login (it's free).

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