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Oracle Updated 1z0-819 Exam Questions and Answers by ashley

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Oracle 1z0-819 Exam Overview :

Exam Name: Java SE 11 Developer
Exam Code: 1z0-819 Dumps
Vendor: Oracle Certification: Java SE
Questions: 296 Q&A's Shared By: ashley
Question 16

Given the code fragment:

Questions 16

What change on line 1 will make this code compile?

Options:

A.

Add catch (L |N e).

B.

Add catch (L |M N e).

C.

Add catch (L e).

D.

Add catch (N | L | M e).

E.

Add catch (M |L e).

Discussion
Question 17

Given the code fragment:

var pool = Executors.newFixedThreadPool(5);

Future outcome = pool.submit(() −> 1);

Which type of lambda expression is passed into submit()?

Options:

A.

java.lang.Runnable

B.

java.util.function.Predicate

C.

java.util.function.Function

D.

java.util.concurrent.Callable

Discussion
Ayra
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Damian Oct 6, 2025
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Yusra
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Alisha Oct 16, 2025
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Mollie Oct 19, 2025
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Yunus Oct 23, 2025
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Question 18

Given:

Questions 18

What is the result?

Options:

A.

is it 1

B.

An IndexOutOfBoundsException is thrown at runtime.

C.

is it 0

D.

this is it 2

E.

this is it 3

Discussion
Question 19

Given:

Questions 19

What is the result?

Options:

A.

It throws a runtime exception.

B.

Value of Euler = 2.71828

C.

The code does not compile.

D.

Value of Euler = “2.71828”

Discussion
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