Oracle 1Z0-815 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1Z0-815
Exam Name/Title: Java SE 11 Programmer I
Certification Provider: Oracle
Corresponding Certification: Oracle Java Platform

Exam Questions: 125
Updated On: Jul 11, 2026

Question #1

Given:

Which two method implementations are correct, when inserted independently in line 1? (Choose two.)

Discussion 0

Correct Answer: C,D Vote an answer

Question #2

Given:

What is the result?

A. True false

B. Compilation fails

C. True null

D. A NullPointerException is thrown at runtime

Discussion 0

Correct Answer: A Vote an answer

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Question #3

Given:

Which two lines of code when inserted in line 1 correctly modifies instance variables? (Choose two.)

A. aCount = a;

B. cCount = setCCount(c);

C. setGCount(g);

D. tCount = tCount;

E. setCCount(c) = cCount;

Discussion 0

Correct Answer: A,D Vote an answer

Question #4

Given:

executed with this command:
java Main one two three
What is the result?

A. The compilation fails.

B. 0). one

C. A java.lang.NullPointerException is thrown.

D. It creates an infinite loop printing:
0). one
1). two
1). two
...

E. 0). one
1). two
2). three

Discussion 0

Correct Answer: D Vote an answer

Question #5

Given:

Which loop incurs a compile time error?

A. the loop starting line 11

B. the loop starting line 14

C. the loop starting line 3

D. the loop starting line 7

Discussion 0

Correct Answer: A Vote an answer

Question #6

Which statement is true about Java byte code?

A. It can run on any platform.

B. It can run on any platform that has a Java compiler.

C. It can run on any platform only if it was compiled for that platform.

D. It can run on any platform only if that platform has both the Java Runtime Environment and a Java compiler.

E. It can run on any platform that has the Java Runtime Environment.

Discussion 0

Correct Answer: E Vote an answer

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Question #7

Given:

What is the result?

A. this is it 2

B. An IndexOutOfBoundsException is thrown at runtime.

C. is it 1

D. this is it 3

E. is it 0

Discussion 0

Correct Answer: A Vote an answer

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Question #8

Which two describe reasons to modularize the JDK? (Choose two.)

A. easier to build a custom runtime linking application modules and JDK modules

B. improves application robustness

C. easier to expose implementation details

D. easier to understand the Java language

E. improves security and maintainability

Discussion 0

Correct Answer: B,E Vote an answer

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