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Oracle Java SE 1z0-819 New Questions

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Question 20

Why does this compilation fail?

Options:

A.

The method Y. print (object) does not call the method super.print (object)

B.

The method x. print (object) is not accessible to Y.

C.

In method x. print (Collection), system. Out :: prints is an invalid Java identifier.

D.

The method print (object) and the method print (object…) are duplicates of each other.

E.

The method Y. print (object…) cannot override the final method x.print (object….).

Question 21

Given the code fragment:

What is the result?

Options:

A.

13 5 7 9

B.

1 3 5 7 9 11

C.

2 4 6 B 10

D.

2 4 6 8

Question 22

Given:

Which two lines can replace line 1 so that the Y class compiles? (Choose two.)

Options:

A.

map.forEach((k, v) -> set(v)));

B.

set(map.values());

C.

super.set(List map)

D.

super.set(map.values());

E.

set(map)

Question 23

Given:

Which two are correct? (Choose two.)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Page: 5 / 9
Exam Code: 1z0-819
Exam Name: Java SE 11 Developer
Last Update: May 10, 2024
Questions: 257
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