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Oracle 1z0-819 Exam With Confidence Using Practice Dumps

Exam Code:
1z0-819
Exam Name:
Java SE 11 Developer
Certification:
Vendor:
Questions:
296
Last Updated:
Apr 3, 2025
Exam Status:
Stable
Oracle 1z0-819

1z0-819: Java SE Exam 2025 Study Guide Pdf and Test Engine

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Java SE 11 Developer Questions and Answers

Question 1

Given:

Which two are correct? (Choose two.)

Options:

A.

The output will be exactly 2 1 3 4 5.

B.

The program prints 1 4 2 3, but the order is unpredictable.

C.

Replacing forEach() with forEachOrdered(), the program prints 2 1 3 4 5, but the order is unpredictable.

D.

Replacing forEach() with forEachOrdered(), the program prints 1 2 3 4 5.

E.

Replacing forEach() with forEachOrdered(), the program prints 2 1 3 4 5.

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Question 2

Given:

What is the result?

Options:

A.

NullPointerException is thrown at line 4.

B.

NullPointerException is thrown at line 10.

C.

A compilation error occurs.

D.

Hello

Question 3

Given:

and

checkQuality(QUALITY.A);

and

Which code fragment can be inserted into the switch statement to print Best?

Options:

A.

QUALITY.A.ValueOf()

B.

A

C.

A.toString()

D.

QUALITY.A