Oracle 1Z1-816

Preparing for the Oracle Java SE 11 Programmer II exam while juggling a full-time job is not easy, and most candidates simply do not have months to spare. Dumpkiller built its 1Z1-816 practice questions for exactly that situation — 80 focused questions that make every study hour in 2026 count.

Oracle 1Z1-816 Exam Overview:

Oracle 1Z1-816 Exam Syllabus Topics:

Oracle Java SE 11 Programmer II: Common Questions From Candidates

What is the Oracle Java SE 11 Programmer II certification exam?

The Oracle Java SE 11 Programmer II exam (code: 1Z1-816) is the official Oracle exam that leads to the Oracle Certified Professional, Java SE 11 Developer certification. It sits at the Professional level of the Oracle certification track. It is also connected with related credentials such as Oracle Certified Associate, Java SE 11 Programmer (1Z0-815), Oracle Certified Professional, Java SE 11 Developer (1Z0-819). Passing it proves to employers that your skills have been validated by Oracle itself, which is why the 1Z1-816 credential keeps showing up in job postings.

How many questions are in the 1Z1-816 exam, and how long does it take?

The Oracle Java SE 11 Programmer II exam gives you 180 minutes to work through 50-60 (varies by exam version). Pacing matters more than most candidates expect, so before exam day, run at least one full timed session in the Dumpkiller test engine to learn how long you can afford per question. If an item stalls you, flag it and move on — coming back later beats burning five minutes on a single question.

What score do I need to pass the 1Z1-816 exam, and how much does it cost?

The passing score for the Oracle Java SE 11 Programmer II exam is Approximately 65% (varies by exam version), and the official registration fee is USD 245. Remember that a failed attempt means paying that fee in full again, so a timed self-assessment with Dumpkiller practice questions about a week before your exam date is a cheap way to confirm you are scoring comfortably above Approximately 65% (varies by exam version).

Are there any prerequisites for the 1Z1-816 exam?

According to Oracle, the following applies: Basic understanding of Java SE programming recommended; prior completion of Java SE Associate-level certification is commonly expected. Certification policies do change from time to time, so confirm the latest requirements on the official exam page at https://education.oracle.com before you register.

How do I register for the 1Z1-816 exam?

You can book your Oracle Java SE 11 Programmer II exam through the official channels below:

• Oracle Certification Registration

Depending on availability in your region, the exam is delivered as Online proctored or test center delivery via Oracle authorized testing providers.

What official training does Oracle recommend for the 1Z1-816 exam?

Oracle lists the following training options for Oracle Java SE 11 Programmer II candidates:

• Oracle Java SE 11 Documentation
• Oracle University Training

Official courses build a solid foundation, and pairing them with the 80 practice questions from Dumpkiller shows you how ready you really are before you spend money on the exam itself.

Can I try the 1Z1-816 practice questions before buying?

Yes. Dumpkiller offers a free 1Z1-816 PDF demo so you can review the question style, difficulty, and explanations before committing to anything. After purchase, your Oracle Java SE 11 Programmer II material includes 365 days of free updates, and if your product expires after that, you can extend the update service at a 50% discount from your member zone.

What happens if I do not pass the 1Z1-816 exam, and how is my order delivered?

If you take the corresponding 1Z1-816 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee, subject to a few conditions: the failed exam must be the one matching your purchase; sitting the exam within 3 days of purchase does not qualify, since that leaves too little preparation time; downloading the material without actually taking the exam does not qualify; free materials and expired orders are excluded; and the candidate name must match the payer name. To apply, send a scanned copy of your enrollment slip together with your official Score Report (PDF) within 2 days after the exam, and claims are processed within 7 days. If you would rather not take a refund, you can exchange your purchase for two free products of equal value while keeping the update service on the product you originally bought. As for delivery, everything is an instant download: your products are sent to your email within one minute of payment — contact customer service if nothing arrives within 2 hours — and there is no limit on the number of computers you can install the software on.

What topics are covered in the 1Z1-816 exam?

The official Oracle Java SE 11 Programmer II syllabus is organized into 6 main domains. The first three are Java APIs, Object-Oriented Programming, and Java Fundamentals. For the full domain-by-domain breakdown, see the complete Exam Topics outline above.

Oracle Java SE 11 Programmer II Sample Questions:

Question 1

Given:

and

What is the result?

A. The compilation fails.
B. 1
1
1
C. A ClassCastException is thrown at run time.
D. 1
Null
null
E. A NullPointerException is thrown at run time.

Question 2

A company has an existing sales application using a Java 8 jar file containing packages:
com.company.customer;
com.company.customer.orders;
com.company.customer.info;
com.company.sales;
com.company.sales.leads;
com.company.sales.closed;
com.company.orders;
com.company.orders.pending;
com.company.orders.shipped.
To modularize this jar file into three modules, customer, sales, and orders, which module-info.java would be correct?
A)

B)

C)

D)

A. Option D
B. Option B
C. Option C
D. Option A

Question 3

Given:
jdeps -jdkinternals C:\workspace4\SimpleSecurity\jar\classes.jar
Which describes the expected output?

A. jdeps lists the module dependencies and the package names of all referenced JDK internal APIs. If any are found, the suggested replacements are output in the console.
B. The -jdkinternals option analyzes all classes in the .jar and prints all class-level dependencies.
C. jdeps outputs an error message that the -jdkinternals option requires either the -summary or the - verbose options to output to the console.
D. The -jdkinternals option analyzes all classes in the .jar for class-level dependencies on JDK internal APIs. If any are found, the results with suggested replacements are output in the console.

Question 4

Given the code fragment:
var pool = Executors.newFixedThreadPool(5);
Future outcome = pool.submit(() -> 1);
Which type of lambda expression is passed into submit()?

A. java.util.function.Function
B. java.util.function.Predicate
C. java.lang.Runnable
D. java.util.concurrent.Callable

Question 5

Which code fragment prints 100 random numbers?

A. Option D
B. Option B
C. Option C
D. Option A

Solutions: