Free Oracle 1Z1-804 Practice Test & Real Exam Questions

Exam Code/Number: 1Z1-804
Exam Name/Title: Java SE 7 Programmer II Exam
Certification Provider: Oracle
Corresponding Certification: Java and Middleware

Exam Questions: 150
Updated On: Aug 03, 2026

Question #1

Given: What is the most likely result?

A. size: 4, elements: 11 22 33 44 77

B. size: 4, elements: 11 22 33 44

C. size: 5, elements: 11 22 33 44

D. size: 5, elements: 11 22 33 44 77

E. a ConcurrentModification Exception is thrown

Discussion 0

Correct Answer: C Vote an answer

Question #2

Given the code fragment:

Why is there no output when otherMethod is called?

A. An exception other than IOException is thrown.

B. Standard error is not mapped to the console.

C. There is a compilation error.

D. The exception is suppressed.

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #3

Given the code fragment:

What is the result?

A. M001, Sam, ABC Inc (Frage unvolstandig!!!)

B. M001, ,

C. Compilation fails

D. M001, null, null

E. M001, Sam, null

F. M001, Sam,

G. A NullPointerException is thrown at runtime

Discussion 0

Correct Answer: A Vote an answer

Question #4

Given:

Which statement will iterate through Direction?

A. for (Direction d : Direction.asList()){
//
}

B. for (Direction d : Direction.values()){
//
}

C. for (Direction d : Direction.asArray()){
//
}

D. for (Direction d : Direction.iterator()){
//
}

Discussion 0

Correct Answer: B Vote an answer

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Question #5

Given the class?

What is the result?

A. Jane Doe John Doe Joe Shmoe

B. John Doe Joe Shmoe Jane Doe

C. Joe Shmoe Jane Doe John Doe

D. John Doe Jane Doe Joe Shmoe

E. Joe Shmoe John Doe Jane Doe

F. Jane Doe Joe Shmoe John Doe

Discussion 0

Correct Answer: A Vote an answer

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Question #6

Given:
StringBuffer b = new StringBuffer("3"); System.out.print(5+4+b+2+1);
What is the result?

A. 5433

B. Compilation fails.

C. 933

D. 9321

E. Output is Similar to: 9java.lang.StringBuffer@100490121.

F. 54321

Discussion 0

Correct Answer: B Vote an answer

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Question #7

What are two differences between Callable and Runnable?

A. A Callable can return a value when executing, but a Runnable cannot.

B. A Callable can throw an Exception when executing, but a Runnable cannot.

C. A Callable can be passed to a Thread, but a Runnable cannot.

D. A Callable can be executed by a ExecutorService, but a Runnable cannot.

Discussion 0

Correct Answer: A,B Vote an answer

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