Oracle 1Z1-816 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1Z1-816
Exam Name/Title: Java SE 11 Programmer II
Certification Provider: Oracle
Corresponding Certification: Java Platform Standard Edition 11

Exam Questions: 80
Updated On: Jul 07, 2026

Question #25

Given the Person class with age and name along with getter and setter methods, and this code fragment:

What will be the result?

A. Tom Aman Peter

B. Aman Peter Tom

C. Aman Tom Peter

D. Tom Peter Aman

Discussion 0

Correct Answer: B Vote an answer

Question #26

Given:

Which two are secure serialization of these objects? (Choose two.)

A. Define the serialPersistentFields array field.

B. Declare fields transient.

C. Implement only writeReplace to replace the instance with a serial proxy and not readResolve.

D. Implement only readResolve to replace the instance with a serial proxy and not writeReplace.

E. Make the class abstract.

Discussion 0

Correct Answer: A,D Vote an answer

Question #27

Given:

Which option should you choose to enable the code to print Something happened?

A. Add extends GeneralException on line 1.
Add extends Exception on line 2.

B. Add extends Exception on line 1.
Add extends Exception on line 2.

C. Add extends Exception on line 1.
Add extends GeneralException on line 2.

D. Add extends SpecificException on line 1.
Add extends GeneralException on line 2.

Discussion 0

Correct Answer: C Vote an answer

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Question #28

Which code fragment compiles?

A. Option B

B. Option D

C. Option C

D. Option A

Discussion 0

Correct Answer: B Vote an answer

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Question #29

Given:

What is required to make the Foo class thread safe?

A. Move the declaration of lock inside the foo method.

B. Replace the lock constructor call with new ReentrantLock (true).

C. No change is required.

D. Make the declaration of lock static.

Discussion 0

Correct Answer: B Vote an answer

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Question #30

Given:

What is the result?

A. The compilation fails at line 8.

B. The compilation fails at line 9.

C. Hello World

D. The compilation fails at line 2.

Discussion 0

Correct Answer: C Vote an answer

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Question #31

Given:

Which is true about line 1?

A. If the value is not present, a NullPointerException is thrown at run time.

B. If the value is not present, a NoSuchElementException is thrown at run time.

C. If the value is not present, nothing is done.

D. It always executes the System.out::print statement.

Discussion 0

Correct Answer: C Vote an answer

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Question #32

Given:

and:

Which code, when inserted on line 10, prints the number of unique localities from the roster list?

A. map(e -> e.getLocality())
.count();

B. .map(e -> e.getLocality())
.collect(Collectors.toSet())
.count();

C. .filter(Employee::getLocality)
.distinct()
.count();

D. .map(Employee::getLocality)
.distinct()
.count();

Discussion 0

Correct Answer: C Vote an answer

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