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Last Updated: Sep 21, 2026

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Oracle 1z1-819 Exam Overview:

Certification Vendor:Oracle
Exam Name:Java SE 11 Developer
Exam Number:1z0-819
Exam Format:Multiple Select, Multiple Choice
Exam Price:$245 USD
Exam Duration:90 minutes
Real Exam Qty:80
Passing Score:68%
Certificate Validity Period:Lifetime (no expiration, but recertification recommended to stay current)
Available Languages:Japanese, Chinese, English, Spanish, Portuguese
Related Certifications:Oracle Certified Professional: Java SE 11 Developer
Sample Questions: DOWNLOAD DEMO
Exam Way:Pearson VUE testing centers (online proctored exam also available)
Pre Condition:Oracle recommends but does not require candidates to first obtain the Oracle Certified Professional: Java SE 11 Programmer I (1Z0-815) certification. However, 1Z0-819 can be taken directly without 1Z0-815.
Official Syllabus URL:https://education.oracle.com/java/java-se/product_oss_279

Oracle 1z1-819 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Working with Streams and Lambda expressions13%- Describe the Stream interface and pipeline
- Use method references with streams
- Use functional interfaces with lambda expressions
- Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods
- Use the Stream API to perform terminal operations
- Filter a collection using lambda expressions
Topic 2: Exception Handling and Localization10%- Create and throw custom exceptions
- Create try-catch blocks and understand exception propagation
- Describe the advantages of exception handling
- Use standard exception classes
- Use resource bundles and locale classes for internationalization
- Use assertions
Topic 3: Database Applications with JDBC5%- Connect to a database using JDBC
- Execute queries and process results
- Describe the advantages of using a connection pool
- Use parameterized queries
Topic 4: Working with Java OOP15%- Implement inheritance
- Use abstract classes and interfaces
- Create inner classes and use them within other classes
- Apply the final keyword to classes, methods, and fields
- Implement polymorphism
- Implement encapsulation
- Apply the static keyword to methods and fields
Topic 5: Secure Coding in Java SE Application5%- Validate user input
- Secure sensitive data
- Prevent SQL injection and other attacks
- Prevent Denial of Service (DoS) attacks
Topic 6: I/O (Fundamentals and NIO2)7%- Use NIO2 API to work with file systems and file attributes
- Use Stream API with files
- Read and write console and file input/output using Java I/O system
- Use Path interface to manipulate file paths
Topic 7: Controlling Program Flow10%- Use for, while, and do/while loops
- Use Java control statements
- Use switch statements
- Use if and if/else statements
- Use break and continue statements
Topic 8: Concurrency10%- Use java.util.concurrent atomic classes and ForkJoinPool
- Identify potential threading problems
- Use synchronized blocks and the volatile keyword
- Create worker threads using Runnable and Thread objects
- Use ExecutorService to concurrently execute tasks
- Use parallel streams to improve performance
Topic 9: Working with Arrays and Collections8%- Use generic types and diamond operator
- Create a list, set, map, or queue collection
- Filter a collection using lambda expressions
- Search for elements in a collection
- Sort elements in a collection
- Iterate through a collection
Topic 10: Java Platform Module System10%- Use jdeps to determine dependencies
- Explain the concept of module exports and requires
- Deploy and execute modules
- Declare module dependencies
- Explain the default modules and class path
- Migrate applications to use modules
Topic 11: Working with Java data types12%- Manipulate data using the StringBuilder class and its methods
- Explain an object's lifecycle (creation, dereferencing via garbage collection)
- Read or write to object fields
- Call methods on objects
- Create and manipulate strings
- Differentiate between object reference variables and primitive variables
- Declare and initialize variables
Topic 12: Annotations5%- Create custom annotations
- Apply standard annotations to classes and methods
- Describe the purpose of annotations

Everything About the Oracle Java SE 11 Developer — FAQ

You're looking at 80 questions in 90 minutes. Do the math early, not in the exam room: decide your per-question pace, practice skipping hard items without panic, and finish at least two full timed mock tests — the BraindumpQuiz engine grades them automatically in about a minute, so you get instant feedback on where your time goes.

Delivery is the easy part: pay, click the email link that arrives within a minute, and the 1z1-819 files download in about a minute — no extra software, no installation limits. If 2 hours pass with nothing, our support team will fix it. The refund side runs on clear rules: take the corresponding 1z1-819 exam within 60 days of purchase, and if you fail, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a 100% refund, processed within 7 days. Exams sat within 3 days of purchase don't qualify, candidate and payer names must match, and free or expired products are excluded. Prefer an exchange? Take two equal-value exam products free of charge and keep your original updates.

You need 68% to pass, and registration costs $245 USD at the official rate. One uncomfortable truth: the fee is per attempt, so a fail means paying it again. Candidates who self-test first — with auto-graded mock exams built from the 297 questions at BraindumpQuiz — tend to pay that fee exactly once.

The vendor's blueprint for the Oracle Java SE 11 Developer has 12 domains, led by Java Platform Module System (10%), Secure Coding in Java SE Application (5%), Working with Streams and Lambda expressions (13%). The weighting is a study plan in disguise — heavy domains deserve heavy hours. You'll find every domain and subtopic in the complete outline above.

Passing the 1z1-819 exam earns the Oracle Java SE certification — a Professional-level credential — issued directly by Oracle. It is proof of ability that travels well across employers and borders. The credential also links to Oracle Certified Professional: Java SE 11 Developer, so it can be a first step rather than a final destination.

Yes — the free PDF demo shows the real question quality before any payment. And the value continues after purchase: 365 days of free updates come standard, with a 50% renewal discount if your update period ever expires.

Oracle recommends but does not require candidates to first obtain the Oracle Certified Professional: Java SE 11 Programmer I (1Z0-815) certification. However, 1Z0-819 can be taken directly without 1Z0-815. These rules do get revised, so before you book, double-check the current requirements on the official 1z1-819 exam page — what the vendor publishes is what counts.

Oracle Java SE 11 Developer Sample Questions:

Question #1

Given the code fragment:

You want to examine whether path is a directory.
Which code inserted on line 1 will accomplish this?

  • A. BasicFileAttributes attributes = Files isDirectory (path);
  • B. BasicFileAttributes attributes = Files.readAttributes(path, BasicFileAttributes.class
  • C. BasicFileAttributes attributes = Files, readAttributes (path, FileAttributes, class);
  • D. BasicFileAttributes attributes =Files.getAttribute (path, ''insdirectory'');
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #2

Given:

What is the output?

  • A. A NoSuchElementException is thrown at run time.
  • B. A NullPointerException is thrown at run time.
  • C. null
  • D. Duke
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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Question #3

Given:

Assume the file on path does not exist. What is the result?

  • A. Exception
  • B. /u01/work/filestore.txt is not deleted.
  • C. /u01/work/filestore.txt is deleted.
  • D. The compilation fails.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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

Question #4

Given:

What is the result?

  • A. Null
  • B. Y@<< hashcode>>
  • C. The compilation fails.
  • D. HH
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

Given:

What is the output?

  • A. Exception
  • B. 100
  • C. 300
  • D. 200
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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

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