Oracle 1z1-809 Q&A - in .pdf

  • Exam Code: 1z1-809
  • Exam Name: Java SE 8 Programmer II
  • Updated: Oct 08, 2026
  • Q & A: 209 Questions and Answers
  • Printable Oracle 1z1-809 PDF Format. It is an electronic file format regardless of the operating system platform.
  • PDF Price: $59.99
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Oracle 1z1-809 Q&A - Testing Engine

  • Exam Code: 1z1-809
  • Exam Name: Java SE 8 Programmer II
  • Updated: Oct 08, 2026
  • Q & A: 209 Questions and Answers
  • Install on multiple computers for self-paced, at-your-convenience training.
  • PC Test Engine Price: $59.99
  • Testing Engine

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About Oracle 1z1-809 Exam

Demo, download, practice, feedback, updates — CertkingdomPDF wraps the entire Oracle Java SE 8 Programmer II preparation cycle into a single purchase. Start with the free demo, then let 1z1-809 practice questions carry you through 2026 to a passing score.

Oracle 1z1-809 Exam Overview:

Certification Vendor:Oracle
Exam Name:Java SE 8 Programmer II
Exam Number:1Z0-809
Certificate Validity Period:Does not expire
Exam Price:$245 USD
Exam Format:Multiple Choice
Real Exam Qty:68
Available Languages:Chinese Simplified, English
Exam Duration:120 minutes
Passing Score:65%
Related Certifications:Oracle Certified Professional, Java SE 8 Programmer
Sample Questions:Free Download 1z1-809 Actual tests
Exam Way:Online proctored exam or test center delivery
Pre Condition:Candidates must first pass Oracle Certified Associate Java SE 8 Programmer (1Z0-808).
Official Syllabus URL:https://education.oracle.com/java-se-8-programmer-ii/pexam_1Z0-809

Oracle 1z1-809 Exam Syllabus Topics:

SectionObjectives
Topic 1: Exceptions and Assertions- Error handling
  • 1. Use try-catch and try-with-resources
  • 2. Use assertions
  • 3. Create custom exceptions
Topic 2: Java File I/O- NIO.2 API
  • 1. Traverse directory structures
  • 2. Read file attributes
  • 3. Use Path and Files classes
Topic 3: Lambda Built-in Functional Interfaces- Functional programming
  • 1. Use UnaryOperator and BinaryOperator
  • 2. Use primitive functional interfaces
  • 3. Use Predicate, Consumer, Function, and Supplier
Topic 4: Java Class Design- Object-oriented principles
  • 1. Create singleton and immutable classes
  • 2. Override equals, hashCode, and toString
  • 3. Implement encapsulation
  • 4. Use static variables, methods, and initialization blocks
  • 5. Implement inheritance and polymorphism
Topic 5: Java SE 8 Date/Time API- Date and time handling
  • 1. Format and parse date values
  • 2. Use LocalDate, LocalTime, and LocalDateTime
  • 3. Use Period and Duration
Topic 6: Building Database Applications with JDBC- Database connectivity
  • 1. Process ResultSet data
  • 2. Use JDBC drivers and connections
  • 3. Execute SQL statements
Topic 7: Localization- Internationalization
  • 1. Format dates and numbers
  • 2. Handle localization properties
  • 3. Use Locale and ResourceBundle
Topic 8: Java Concurrency- Multithreading
  • 1. Use synchronized blocks and locks
  • 2. Use ExecutorService
  • 3. Create and manage threads
  • 4. Use concurrent collections
Topic 9: Advanced Java Class Design- Advanced object-oriented features
  • 1. Use enum types
  • 2. Develop Lambda expressions
  • 3. Create nested and inner classes
  • 4. Use abstract classes and interfaces
  • 5. Use the final keyword
Topic 10: Java I/O Fundamentals- Input and output
  • 1. Use serialization
  • 2. Use BufferedReader and BufferedWriter
  • 3. Read and write files
Topic 11: Java Stream API- Stream processing
  • 1. Collect and group stream results
  • 2. Use Optional
  • 3. Sort and filter data using streams
  • 4. Use map, flatMap, and peek
  • 5. Use findFirst, findAny, and match methods
Topic 12: Generics and Collections- Collections framework
  • 1. Use Comparator and Comparable
  • 2. Iterate collections with Streams and forEach
  • 3. Create and use generic classes
  • 4. Use ArrayList, TreeSet, TreeMap, and ArrayDeque

1z1-809 Exam FAQ: Straight Answers from CertkingdomPDF

The 1z1-809 exam is Oracle's official assessment for the Java SE certification, positioned at the Professional level. It measures whether you can apply the Oracle Java SE 8 Programmer II skills in practical, job-like situations — which is why rote memorization alone rarely gets candidates across the line. The credential fits into a wider Oracle certification path that includes Oracle Certified Professional, Java SE 8 Programmer, so passing it opens more than one door. Think of the 1z1-809 exam as the point where your preparation becomes a qualification employers can verify.

The Oracle Java SE 8 Programmer II syllabus is organized into 12 domains, beginning with Building Database Applications with JDBC, Java Class Design, and Exceptions and Assertions. Those percentages are your study budget: a domain carrying a larger share of the score deserves a matching share of your hours. The full domain-by-domain breakdown is in the exam topics section above — work from that, not from habit.

You'll have 120 minutes to complete 68 questions on the Oracle Java SE 8 Programmer II exam. Before test day, convert those numbers into a per-question time budget — then defend it. When a single question starts eating double its share, mark it, move on, and return with whatever time remains. Two or three full timed runs in the CertkingdomPDF test engine will make that discipline automatic; its built-in timer records every attempt so you can watch your pace improve session by session.

Oracle sets the passing bar at 65%, and a seat at the 1z1-809 exam costs $245 USD. There is no reduced fee for a second try — a miss means paying the full amount again — so the cheapest retake is the one you never need. A sensible approach: run timed self-assessments with CertkingdomPDF practice tests until your scores sit comfortably above the passing mark with margin to spare, then book your exam date. That cushion absorbs nerves and the inevitable oddball question.

Oracle lists the Oracle Java SE 8 Programmer II question formats as: Multiple Choice. Each format has its own trap. With scenario items, the actual question hides at the end of a long stem — read the last sentence first, then work back through the details. With elimination-friendly formats, cross out what you can disprove before committing. The CertkingdomPDF question bank lets you rehearse every format until the mechanics feel boring, which is exactly where you want to be on exam day.

You can sit the Oracle Java SE 8 Programmer II exam in English, Chinese Simplified. Go with whichever language you process fastest under pressure — comprehension speed quietly decides close exams. If English is your choice, working through CertkingdomPDF's 209 English-language practice questions doubles as terminology drills, so the exam's phrasing reads like a familiar accent instead of a foreign one.

Once you pass the Oracle Java SE 8 Programmer II exam, your credential stays valid for Does not expire. Don't let that date ambush you — mark it on a calendar now, and look into the recertification path well before expiry so renewal is a planned errand rather than an emergency. Recertification rules belong to Oracle and do change, so verify the current policy on the official certification page.

All three versions contain the same 209 expert-written practice questions — you're choosing a study style, not a syllabus:

  • PDF version — printable and portable, prepared by experts, with instant download access. Study anywhere, anytime, on anything that opens a document. Includes 365 days of free updates, and a free PDF demo is available.
  • Desktop Test Engine — installable software that recreates the real exam atmosphere at home, with two practice modes and offline access. It runs on MS Windows, and there's no cap on how many computers you install it on.
  • Online Test Engine — opens instantly in any web browser, logs your test history, and reviews your performance over time. Works on Windows, Mac, Android, and iOS.

Short on time? The test engines' automatic performance reports show you which topics still bleed points, so your remaining hours land where they matter.

Of course. CertkingdomPDF publishes a free PDF demo for the Oracle Java SE 8 Programmer II exam, and the software version offers a free trial experience, so you can evaluate the question quality hands-on before spending a cent. When you do buy, 365 days of free updates come with the purchase — and after that year, extending your update service costs only 50% of the regular price, right from your member zone.

Oracle revises its exams as the technology moves, so CertkingdomPDF reviews and refreshes the Oracle Java SE 8 Programmer II material on a continuous basis rather than on a fixed schedule. Your purchase includes 365 days of free updates, delivered through your member zone. To catch new releases, watch the New Releases section on CertkingdomPDF, your product's download page, or the CertkingdomPDF newsletter — and make one final check 3-4 days before your exam date. Expired products can be repurchased at 50% off to restart the update service.

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Two safety nets, one purchase. First, delivery: your Oracle Java SE 8 Programmer II practice questions are downloadable immediately and emailed to you within one minute of payment — if nothing shows up within 2 hours, check spam and contact our support team. Install on as many computers as you like; there's no device limit. Second, the 100% Money Back Guarantee: if you sit the corresponding exam within 60 days of purchase and don't pass, submit a scanned enrollment slip and your official Score Report PDF within 2 days after the exam — refunds are processed within 7 days. Attempts made within 3 days of purchase, material for exams never actually taken, free items, and expired orders aren't covered, and the candidate name must match the payer name. Rather keep studying? Exchange the product for two free exam products of equal value and keep your original update service running.

Why Prepare for Oracle Java SE 8 Programmer II with CertkingdomPDF

Everything about this purchase is built to remove friction: a free demo before you commit, delivery to your inbox within one minute of payment (contact support if 2 hours pass with nothing), and installation on as many computers as you own. McAfee security services guard every transaction, your personal information is never shared with third parties, and 365 days of free updates keep your 1z1-809 material aligned with the live exam.

  • Free updates for 365 days: after expiry, repurchase from your member zone at a 50% discount and the updates continue.
  • 100% Money Back Guarantee: sit the corresponding exam within 60 days of purchase, and if you don't pass, submit your enrollment slip and official Score Report within 2 days after the exam for a full refund processed within 7 days — or exchange for two free products of equal value.

Your next step is free: download the 1z1-809 demo, see how the 209 practice questions read, and decide with evidence instead of promises.

Oracle Java SE 8 Programmer II Sample Questions:

Question #1

Given:

and the code fragment:

Which definition of the ColorSorter class sorts the blocks list?

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

Correct Answer: A  🗳️

Question #2

Given the code fragment:

You have been asked to define the ProductCode class. The definition of the ProductCode class must allow c1 instantiation to succeed and cause a compilation error on c2 instantiation.
Which definition of ProductCode meets the requirement?

  • A. java
    public class ProductCode {
    private String code;
    public ProductCode() {
    this.code = "default";
    }
    }
  • B. java
    public class ProductCode {
    private String code;
    public ProductCode(String code) {
    if (code == null) {
    throw new IllegalArgumentException("Code cannot be null");
    }
    this.code = code;
    }
    }
  • C. java
    public class ProductCode {
    private String code;
    public ProductCode(String code) {
    this.code = code;
    }
    }
  • D. java
    public class ProductCode {
    private String code;
    private ProductCode(String code) {
    this.code = code;
    }
    }
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #3

Given the code fragment:

Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWord exists The Employee table has a column ID of type integer and the SQL query matches one record.
What is the result?

  • A. Compilation fails at line 15.
  • B. The code prints Error.
  • C. The code prints the employee ID.
  • D. Compilation fails at line 14.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #4

Given the code fragment:
Path path1 = Paths.get("/app/./sys/");
Path res1 = path1.resolve("log");
Path path2 = Paths.get("/server/exe/");
Path res1 = path1.resolve("/readme/");
System.out.println(res1);
System.out.println(res2);
What is the result?

  • A. /app/log/sys/server/exe/readme
  • B. /app/./sys/log/server/exe/readme
  • C. /app/sys/log/readme/server/exe
  • D. /app/./sys/log/readme
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #5

Given the definition of the Book class:

Which statement is true about the Book class?

  • A. It demonstrates polymorphism.
  • B. It demonstrates encapsulation.
  • C. It is defined using the singleton design pattern.
  • D. It is an immutable class.
  • E. It is defined using the factory design pattern.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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